{"schema":"lookcloser/record@0.2","compatible_with":["lookcloser/record@0.1"],"record_id":"693749006619","processing":{"collection_process_version":"2026-07-24.5","last_collected_at":"2026-08-03T18:39:22-0700","last_collection_event":"intake","label_reader_version":"2026-07-27.1","report_schema":"lookcloser/record@0.2","rendered_at":"2026-08-04T17:23:54-0700"},"analysis_status":"complete","processing_gaps":[],"gtin":"693749006619","listing_identifier":"B0797N3F9T","brand":"THORNE","title":"THORNE Vitamin K, Vitamins K1 and K2 (as MK-4 and MK-7)","listing_title":"THORNE Vitamin K, Vitamins K1 and K2 (as MK-4 and MK-7), 60 Capsules","identity":{"canonical_gtin":"00693749006619","source_listing_gtin":"00693749006619","listing_identifier":"B0797N3F9T","product_image":"https://m.media-amazon.com/images/I/71rwBubnQ4L.jpg","product_image_status":"retained","product_image_provenance":{"status":"retained","source":"source_listing","identity_basis":"exact_listing_identifier","source_url":"https://www.amazon.com/dp/B0797N3F9T","primary_url":"https://m.media-amazon.com/images/I/71rwBubnQ4L.jpg","image_count":8,"last_attempted":"2026-08-03T18:39:22-0700","attempts":1},"observed_at":"2026-08-03","source_confirmations":["source_listing_gtin","external_barcode_record"],"brand_consistency":{"status":"match","compatible":true,"listing_brand":"THORNE","package_brand":"THORNE","match_method":"normalized_exact","similarity":1},"identity_rule":"exact identifiers only; related products are never substituted"},"trademark_owner":{"name":"Thorne Research, Inc.","entity":"CORPORATION","country":"IDAHO, USA; SOUTH CAROLINA, USA","address_filed":"25820 Highway 2 West, Sandpoint, IDAHO 83864, UNITED STATES","address_public":"IDAHO 83864, UNITED STATES; South Carolina 29486, UNITED STATES","serial_number":"87225752","registration_number":"5257935","wordmark":"THORNE","status_description":"SECTION 8-ACCEPTED","filed_date":"2016-11-03T00:00:00","first_use_commerce_date":"2017-04-03","registration_date":"2017-08-01","assignment_recorded":true,"goods_services":["IC 005: Dietary and nutritional supplements."],"source":"USPTO Trademark Search","source_url":"https://tsdr.uspto.gov/#caseNumber=87225752&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","identity_basis":"exact_wordmark_and_supplement_goods"},"trademark_owner_candidates":[{"name":"Thorne Research, Inc.","entity":"CORPORATION","country":"South Carolina, USA","address_filed":"620 Omni Industrial Blvd., Summerville, South Carolina 29486, UNITED STATES","address_public":"South Carolina 29486, UNITED STATES","serial_number":"99122010","registration_number":null,"wordmark":"THORNE","status_description":"REPORT COMPLETED SUSPENSION CHECK - CASE STILL SUSPENDED","filed_date":"2025-04-04T00:00:00","first_use_commerce_date":null,"registration_date":null,"assignment_recorded":false,"goods_services":["IC 035: Promotion of goods and services through sponsorship of athletic and sporting competitions and events, athletes, musicians, actors, models, dancers, and nutrition and wellness symposiums, conferences, trade shows, summits, and institutes, charities, and defense organizations; providing incentive award programs through issuance and processing of loyalty points for purchase of goods and services; arranging and conducting incentive reward programs to promote the sale of supplements, vitamins, and test kits for health, medical or veterinary purposes; business consulting and management in the field of clinical trials; retail store services featuring supplements, vitamins, bottles, mugs, beverageware, bags, clothing, headwear, stickers, test kits for health, medical or veterinary purposes, and books; on-line retail store services featuring supplements, vitamins, bottles, mugs, beverageware, bags, clothing, headwear, stickers, test kits for health, medical or veterinary purposes, and books; consulting services in the field of consumer purchasing of supplements and vitamins; providing consumer purchase information in the field of supplements and vitamins.","IC 005: dietary supplements; nutritional supplements; vitamins; probiotic supplements; powdered nutritional supplement drink mix; diagnostic kits comprising diagnostic agents, preparations and substances for health purposes; diagnostic kits comprised of reagents for use in health and wellness testing; fertility test kits; specimen collection kits for health purposes comprised of swabs and plastic bags for transmitting specimens and printed mailing labels; diagnostic agents, preparations, and substances for health, medical or veterinary purposes; reagents for health, medical or veterinary purposes.","IC 009: Downloadable software and mobile applications for collecting, analyzing, reporting, and tracking data, tests, test results, recommendations and information in the field of health, wellness, exercise, fitness, supplements, vitamins, and nutrition; downloadable publications, namely, articles, pamphlets, papers, journals, and texts, videos, and podcasts in the fields of wellness, exercise, fitness, health, supplements, vitamins, and nutrition; scientific research specimen collection devices in the nature of tubes, vials, and containers, gloves, and wipes; scientific research specimen collection devices in the nature of tubes, vials, and containers for specimen collection.","IC 010: diagnostic test kits comprised of tubes, vials and containers for specimen collection; diagnostic test kits comprised of tubes, vials, and containers, gloves, and wipes for specimen collection.","IC 041: Educational and entertainment services, namely, providing events, namely, symposiums, instruction, classes, seminars, webinars, podcasts, workshops, courses, programs, blogs, quizzes, online non-downloadable videos, and presentations in the fields of health, wellness, exercise, fitness, supplements, vitamins, and nutrition; providing a website and online non-downloadable publications in the nature of articles, newsletters, and blog posts in the field of health, wellness, exercise, fitness, supplements, vitamins, and nutrition; physical fitness assessment services for sports training purposes; counseling services in the field of physical fitness; physical fitness consultation; educational services, namely, conducting programs in the fields of health, wellness, exercise, fitness, supplements, vitamins, and nutrition; consulting services in the field of exercise and fitness; providing information in the field of exercise and fitness.","IC 042: Scientific research; health, medical and veterinary research; research and development services in the field of health, wellness, exercise, fitness, supplements, vitamins, and nutrition; providing on-line non-downloadable software for collecting, analyzing, reporting, and tracking data, tests, test results, recommendations and information in the field of health, wellness, exercise, fitness, supplements, vitamins, and nutrition; software as a service (SAAS) services featuring software for collecting, analyzing, reporting, and tracking data, tests, test results, recommendations and information in the field of health, wellness, exercise, fitness, supplements, vitamins, and nutrition; providing on-line non-downloadable software for providing guidelines, recommendations, and health and clinical decision support; software as a service (SAAS) services featuring software for providing guidelines, recommendations, and health and clinical decision support; providing medical and scientific research information in the field of clinical trials; providing on-line non-downloadable software for managing clinical trials; providing information about medical and scientific research; compiling data for research purposes in the field of health, medical or veterinary research; scientific study and research in the field of prevention, treatment and management of illness.","IC 044: Health assessment services; health, medical and veterinary testing services; consulting services in the field of health, wellness, and nutrition; providing information in the field of health, wellness, and nutrition; health care services, namely, wellness programs; healthcare services, namely, nutrition and lifestyle wellness programs; healthcare services, namely, providing biometric screenings; health assessment services, namely, conducting health surveys; health assessment services, namely, conducting health surveys to assess health risks; physical examination services."],"source":"USPTO Trademark Search","source_url":"https://tsdr.uspto.gov/#caseNumber=99122010&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","identity_basis":"exact_wordmark_and_supplement_goods"}],"trademark_owner_status":"found","product_manufacturer_link":"not_established","label_responsible_parties":[],"identity_nodes":[{"role":"trademark_owner","name":"Thorne Research, Inc.","country":"IDAHO, USA; SOUTH CAROLINA, USA","address":"25820 Highway 2 West, Sandpoint, IDAHO 83864, UNITED STATES","source_ref":"uspto_search","identity_basis":"exact_wordmark_supplement_class"}],"seller_of_record":null,"seller_of_record_status":"not_collected_founder_gated","consumer_view":{"template":"claim_question","kicker":"What we found","headline":"Testing claimed — documentation not found","deck":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. …","display_mode":"single_home_per_finding","finding_ids":["certification-laboratory-record-testing-claimed-documentation-not-found","nih-published-research-each-ingredient-s-amount-is-disclosed","barcode-gtin-record-upc-independently-corroborated","uspto-trademark-registry-exact-trademark-owner-identified"],"point_finding_ids":["certification-laboratory-record-testing-claimed-documentation-not-found","nih-published-research-each-ingredient-s-amount-is-disclosed","barcode-gtin-record-upc-independently-corroborated"],"cards":[{"finding_id":"certification-laboratory-record-testing-claimed-documentation-not-found","card_type":"testing_claimed_no_lab","question":"safety","tone":"warn","weight":80,"headline":"The observed listing says it is tested, but names no lab or certifier.","evidence":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but the retained registry…","so_what":"A testing badge without an issuer or report is a marketing claim, not evidence. Ask for the lab name and lot-specific report.","source":"Certification / laboratory record","source_links":[{"label":"Observed listing claim","url":"https://www.amazon.com/dp/B0797N3F9T","role":"claim surface"},{"label":"NSF/ANSI 173 registry","url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","role":"brand-level result · Thorne®"}],"registry_receipts":[{"source":"nsf_search","url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","label":"NSF/ANSI 173 · Thorne®","registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®"}],"evidence_id":"ev-dd89780d5f97","evidence_url":"https://lookcloser.ai/e/ev-dd89780d5f97","presentation_home":"claim_scorecard"},{"finding_id":"nih-published-research-each-ingredient-s-amount-is-disclosed","card_type":"amounts_disclosed","question":"label","tone":"ok","weight":50,"headline":"Every ingredient shows its amount · 4 ingredients listed.","evidence":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","so_what":"Every ingredient shows its real amount — nothing is hidden in a proprietary blend.","source":"NIH / published research","source_links":[],"registry_receipts":[],"evidence_id":"ev-00dcbe0ef967","evidence_url":"https://lookcloser.ai/e/ev-00dcbe0ef967","presentation_home":"finding_catalog"},{"finding_id":"barcode-gtin-record-upc-independently-corroborated","card_type":"upc_corroborated","question":"owner","tone":"ok","weight":48,"headline":"The barcode identity checks out · 693749006619.","evidence":"Open Food Facts resolves 693749006619 to \"Vitamin K\" (Thorne) — consistent with this listing.","so_what":"The barcode matches, so we are checking the right product rather than a look-alike.","source":"Barcode / GTIN record","source_links":[],"registry_receipts":[],"evidence_id":"ev-a4a66e37a48f","evidence_url":"https://lookcloser.ai/e/ev-a4a66e37a48f","presentation_home":"finding_catalog"},{"finding_id":"uspto-trademark-registry-exact-trademark-owner-identified","card_type":"owner_identified","question":"owner","tone":"neutral","weight":38,"headline":"🇺🇸 Brand owner: Thorne Research, Inc. · corporation, IDAHO, USA; SOUTH CAROLINA, USA","evidence":"USPTO lists Thorne Research, Inc. (CORPORATION) in IDAHO, USA; SOUTH CAROLINA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","so_what":"This tells you who is behind the brand and where the trademark record points. It does not by itself identify the manufacturer.","source":"USPTO trademark registry","source_links":[],"registry_receipts":[{"source":"uspto_search","url":"https://tsdr.uspto.gov/#caseNumber=87225752&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","label":"USPTO · Registration 5257935","registry_name":"USPTO","standard":null,"identifier":"Registration 5257935"}],"evidence_id":"ev-c455450fe264","evidence_url":"https://lookcloser.ai/e/ev-c455450fe264","presentation_home":"ownership_section"}],"research_links":[{"ingredient":"magnesium","label":"NIH ODS — Magnesium fact sheet","url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","scope":"ingredient_context","product_evidence":false},{"ingredient":"magnesium","label":"PubMed search: magnesium glycinate supplementation","url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","scope":"ingredient_context","product_evidence":false}],"open_items":["No FDA recall matched this brand in the current search.","We have not found a public label filing for this exact product.","No dated review-history series is on file yet."]},"tldr":{"assessment":"checks_confirmed","headline":"Testing claimed — documentation not found","summary":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but the retained registry result does not cover this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record.","lead_finding_id":"certification-laboratory-record-testing-claimed-documentation-not-found","key_findings":[{"id":"nih-published-research-each-ingredient-s-amount-is-disclosed","class":"ok","headline":"Each ingredient’s amount is disclosed","source":"NIH / published research","scope":"ingredient_context"},{"id":"uspto-trademark-registry-exact-trademark-owner-identified","class":"ok","headline":"Exact trademark owner identified","source":"USPTO trademark registry","scope":"brand_owner"},{"id":"barcode-gtin-record-upc-independently-corroborated","class":"ok","headline":"UPC independently corroborated","source":"Barcode / GTIN record","scope":"exact_product"}],"documented_concern_count":0,"confirmed_check_count":3,"open_question_count":2,"usage_note":"Decision support, not medical advice or a product recommendation. Missing evidence is a gap, not a strike."},"origin_context":null,"verdict":{"state":"checks_confirmed","headline":"Testing claimed — documentation not found","detail":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but the retained registry result does not cover this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record.","lead_finding_id":"certification-laboratory-record-testing-claimed-documentation-not-found","meaning":"Finding-first decision support. Confirmed checks are not endorsements; cautions identify documented facts or bounded comparisons, not medical advice."},"public_verifiability":{"state":"insufficient_public_data","headline":"This product can't be verified from public data","detail":"Neither good nor bad — the checks below show what this listing publishes and what it withholds. Verifiable products publish more.","meaning":"Evidence availability only. Missing public data is a gap, never a strike."},"consistency_score":null,"findings":[{"id":"nih-published-research-each-ingredient-s-amount-is-disclosed","source":"NIH / published research","class":"ok","noted":false,"severity":"ok","weight":38,"headline":"Each ingredient’s amount is disclosed","detail":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","proof":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","identity_basis":"ingredient","status":"live","source_refs":["nih_ods_magnesium","pubmed_magnesium"],"source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","scope":"ingredient_context","inference_level":"direct_observation","observed_at":"2026-08-03","presentation_tone":"ok","evidence_id":"ev-00dcbe0ef967","evidence_url":"https://lookcloser.ai/e/ev-00dcbe0ef967","content_fingerprint":"sha256:f7a0790f19d8cb893f585ecacab013e8807b9d00ae81932a53f58a76cf3b523c","registry_receipts":[],"evidence":{"summary":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","source_refs":["nih_ods_magnesium","pubmed_magnesium"],"source_records":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-03","looked":"LookCloser checked NIH / published research.","found":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research."},"html_anchor":"finding-nih-published-research-each-ingredient-s-amount-is-disclosed","report_url":"https://lookcloser.ai/p/693749006619/full#finding-nih-published-research-each-ingredient-s-amount-is-disclosed"},{"id":"uspto-trademark-registry-exact-trademark-owner-identified","source":"USPTO trademark registry","class":"ok","noted":false,"severity":"ok","weight":38,"headline":"Exact trademark owner identified","detail":"USPTO lists Thorne Research, Inc. (CORPORATION) in IDAHO, USA; SOUTH CAROLINA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","proof":"USPTO lists Thorne Research, Inc. (CORPORATION) in IDAHO, USA; SOUTH CAROLINA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","identity_basis":"owner_exact","status":"live","source_refs":["uspto_search"],"source_url":"https://tsdr.uspto.gov/#caseNumber=87225752&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","scope":"brand_owner","inference_level":"direct_observation","observed_at":"2026-08-03","presentation_tone":"ok","evidence_id":"ev-c455450fe264","evidence_url":"https://lookcloser.ai/e/ev-c455450fe264","content_fingerprint":"sha256:00ce8b86ecadec98c36280019b6041d0f896b835c3606e9346ed6f4f721c36d1","registry_receipts":[{"source":"uspto_search","url":"https://tsdr.uspto.gov/#caseNumber=87225752&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","label":"USPTO · Registration 5257935","registry_name":"USPTO","standard":null,"identifier":"Registration 5257935"}],"evidence":{"summary":"USPTO lists Thorne Research, Inc. (CORPORATION) in IDAHO, USA; SOUTH CAROLINA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","source_refs":["uspto_search"],"source_records":[{"source":"uspto_search","source_url":"https://tsdr.uspto.gov/#caseNumber=87225752&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-03","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 5257935","receipt_label":"USPTO · Registration 5257935"}],"observed_at":"2026-08-03","looked":"LookCloser checked USPTO trademark registry.","found":"USPTO lists Thorne Research, Inc. (CORPORATION) in IDAHO, USA; SOUTH CAROLINA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product."},"html_anchor":"finding-uspto-trademark-registry-exact-trademark-owner-identified","report_url":"https://lookcloser.ai/p/693749006619/full#finding-uspto-trademark-registry-exact-trademark-owner-identified"},{"id":"barcode-gtin-record-upc-independently-corroborated","source":"Barcode / GTIN record","class":"ok","noted":false,"severity":"ok","weight":38,"headline":"UPC independently corroborated","detail":"Open Food Facts resolves 693749006619 to \"Vitamin K\" (Thorne) — consistent with this listing.","proof":"Open Food Facts resolves 693749006619 to \"Vitamin K\" (Thorne) — consistent with this listing.","identity_basis":"gtin","status":"live","source_refs":["barcode_search","source_listing"],"source_url":"https://world.openfoodfacts.org/product/00693749006619","scope":"exact_product","inference_level":"direct_observation","observed_at":"2026-08-03","presentation_tone":"ok","evidence_id":"ev-a4a66e37a48f","evidence_url":"https://lookcloser.ai/e/ev-a4a66e37a48f","content_fingerprint":"sha256:a300a9c91c2ce61aed305f5522cff9e30c8eb3b4348a1faf90e89b0925b30395","registry_receipts":[],"evidence":{"summary":"Open Food Facts resolves 693749006619 to \"Vitamin K\" (Thorne) — consistent with this listing.","source_refs":["barcode_search","source_listing"],"source_records":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00693749006619","observed_at":"2026-08-03","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","looked":"LookCloser checked Barcode / GTIN record.","found":"Open Food Facts resolves 693749006619 to \"Vitamin K\" (Thorne) — consistent with this listing."},"html_anchor":"finding-barcode-gtin-record-upc-independently-corroborated","report_url":"https://lookcloser.ai/p/693749006619/full#finding-barcode-gtin-record-upc-independently-corroborated"},{"id":"keepa-exact-listing-history-review-count-history-not-available","source":"Keepa exact-listing history","class":"gap","noted":false,"severity":"pend","weight":23,"headline":"Review-count history: not available","detail":"Marketplace rating not shown★ — rating count unavailable. No exact-listing count history was available, so no review-pattern claim is made.","proof":"Marketplace rating not shown★ — rating count unavailable. No exact-listing count history was available, so no review-pattern claim is made.","identity_basis":"listing","status":"live","source_refs":["keepa_history","source_listing"],"source_url":"https://keepa.com/#!product/1-B0797N3F9T","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-03","presentation_tone":"gap","evidence_id":"ev-fee84e6263a2","evidence_url":"https://lookcloser.ai/e/ev-fee84e6263a2","content_fingerprint":"sha256:4b90f6410042eae7a1018337657d84122d1794b8cd17044d4a4bfbb18c4be9aa","registry_receipts":[],"evidence":{"summary":"Marketplace rating not shown★ — rating count unavailable. No exact-listing count history was available, so no review-pattern claim is made.","source_refs":["keepa_history","source_listing"],"source_records":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B0797N3F9T","observed_at":"2026-08-03","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","looked":"LookCloser checked Keepa exact-listing history.","found":"Marketplace rating not shown★ — rating count unavailable. No exact-listing count history was available, so no review-pattern claim is made."},"html_anchor":"finding-keepa-exact-listing-history-review-count-history-not-available","report_url":"https://lookcloser.ai/p/693749006619/full#finding-keepa-exact-listing-history-review-count-history-not-available"},{"id":"certification-laboratory-record-testing-claimed-documentation-not-found","source":"Certification / laboratory record","class":"gap","noted":true,"severity":"pend","weight":23,"headline":"Testing claimed — documentation not found","detail":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but the retained registry result does not cover this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record.","proof":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but the retained registry result does not cover this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record.","identity_basis":"none","status":"live","source_refs":["nsf_search","source_listing"],"source_url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","scope":"search_scope","inference_level":"gap","observed_at":"2026-08-03","presentation_tone":"gap","evidence_id":"ev-dd89780d5f97","evidence_url":"https://lookcloser.ai/e/ev-dd89780d5f97","content_fingerprint":"sha256:dc972b7cb8797045cb5c3802c7f98d050f9861e48a161b8a7b4e9752a5fa2201","registry_receipts":[{"source":"nsf_search","url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","label":"NSF/ANSI 173 · Thorne®","registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®"}],"evidence":{"summary":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but the retained registry result does not cover this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record.","source_refs":["nsf_search","source_listing"],"source_records":[{"source":"nsf_search","source_url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","observed_at":"2026-08-03","identity_basis":"company_brand","scope":"product_or_brand","registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®","receipt_label":"NSF/ANSI 173 · Thorne®"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","looked":"LookCloser checked Certification / laboratory record.","found":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but the retained registry result does not cover this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record."},"html_anchor":"finding-certification-laboratory-record-testing-claimed-documentation-not-found","report_url":"https://lookcloser.ai/p/693749006619/full#finding-certification-laboratory-record-testing-claimed-documentation-not-found"},{"id":"label-and-serving-arithmetic-multi-ingredient-formula-panel-read-serving","source":"Label and serving arithmetic","class":"gap","noted":false,"severity":"info","weight":22,"headline":"Multi-ingredient formula — panel read, serving weight unknown","detail":"We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. A gap in the label’s information, not evidence of a problem.","proof":"We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. A gap in the label’s information, not evidence of a problem.","identity_basis":"listing","status":"live","source_refs":["facts_panel","source_listing"],"source_url":"https://www.amazon.com/dp/B0797N3F9T","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-03","presentation_tone":"gap","evidence_id":"ev-2553aef17c8d","evidence_url":"https://lookcloser.ai/e/ev-2553aef17c8d","content_fingerprint":"sha256:8604b1f09b7593cde4869933cf2dd9fb490bd3bca76baecd2f77d4beaae37974","registry_receipts":[],"evidence":{"summary":"We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. A gap in the label’s information, not evidence of a problem.","source_refs":["facts_panel","source_listing"],"source_records":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","looked":"LookCloser checked Label and serving arithmetic.","found":"We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. A gap in the label’s information, not evidence of a problem."},"html_anchor":"finding-label-and-serving-arithmetic-multi-ingredient-formula-panel-read-serving","report_url":"https://lookcloser.ai/p/693749006619/full#finding-label-and-serving-arithmetic-multi-ingredient-formula-panel-read-serving"},{"id":"certification-laboratory-record-brand-holds-nsf-ansi-173-certification-b","source":"Certification / laboratory record","class":"gap","noted":false,"severity":"info","weight":19,"headline":"Brand holds NSF/ANSI 173 certification (brand-level)","detail":"Thorne® appears in NSF’s certified-products registry with 10 certified product(s), but we couldn’t confirm this exact listing is among them. Closest listed product: “Thorne® Vitamin K”. Certification covers contents and contaminants — not effectiveness.","proof":"Thorne® appears in NSF’s certified-products registry with 10 certified product(s), but we couldn’t confirm this exact listing is among them. Closest listed product: “Thorne® Vitamin K”. Certification covers contents and contaminants — not effectiveness.","identity_basis":"none","status":"live","source_refs":["nsf_search","source_listing"],"source_url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","scope":"search_scope","inference_level":"gap","observed_at":"2026-08-03","presentation_tone":"gap","evidence_id":"ev-d433129c838c","evidence_url":"https://lookcloser.ai/e/ev-d433129c838c","content_fingerprint":"sha256:e8f1a75324ab1c5e2a31de0be53022a6ae92b8ed1023fe08921319fbb837371c","registry_receipts":[{"source":"nsf_search","url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","label":"NSF/ANSI 173 · Thorne®","registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®"}],"evidence":{"summary":"Thorne® appears in NSF’s certified-products registry with 10 certified product(s), but we couldn’t confirm this exact listing is among them. Closest listed product: “Thorne® Vitamin K”. Certification covers contents and contaminants — not effectiveness.","source_refs":["nsf_search","source_listing"],"source_records":[{"source":"nsf_search","source_url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","observed_at":"2026-08-03","identity_basis":"company_brand","scope":"product_or_brand","registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®","receipt_label":"NSF/ANSI 173 · Thorne®"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","looked":"LookCloser checked Certification / laboratory record.","found":"Thorne® appears in NSF’s certified-products registry with 10 certified product(s), but we couldn’t confirm this exact listing is among them. Closest listed product: “Thorne® Vitamin K”. Certification covers contents and contaminants — not effectiveness."},"html_anchor":"finding-certification-laboratory-record-brand-holds-nsf-ansi-173-certification-b","report_url":"https://lookcloser.ai/p/693749006619/full#finding-certification-laboratory-record-brand-holds-nsf-ansi-173-certification-b"},{"id":"label-and-serving-arithmetic-public-label-filing-not-retained","source":"Label and serving arithmetic","class":"gap","noted":false,"severity":"info","weight":19,"headline":"Public label filing not retained","detail":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists.","proof":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists.","identity_basis":"listing","status":"live","source_refs":["facts_panel","source_listing"],"source_url":"https://www.amazon.com/dp/B0797N3F9T","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-03","presentation_tone":"gap","evidence_id":"ev-424c6a6e48ec","evidence_url":"https://lookcloser.ai/e/ev-424c6a6e48ec","content_fingerprint":"sha256:2bc96a6b752fabd1bac0eb0b31ee9cee51c8942dd74f4d28c0212bd05570cef0","registry_receipts":[],"evidence":{"summary":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists.","source_refs":["facts_panel","source_listing"],"source_records":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","looked":"LookCloser checked Label and serving arithmetic.","found":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists."},"html_anchor":"finding-label-and-serving-arithmetic-public-label-filing-not-retained","report_url":"https://lookcloser.ai/p/693749006619/full#finding-label-and-serving-arithmetic-public-label-filing-not-retained"},{"id":"fda-public-records-recall-search-no-match-found-as-of-aug-04-2026","source":"FDA public records","class":"gap","noted":false,"severity":"info","weight":19,"headline":"Recall search: no match found (as of Aug 04, 2026)","detail":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","proof":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","identity_basis":"none","status":"live","source_refs":["openfda_search"],"source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22THORNE%22+OR+product_description:%22THORNE%22)&limit=5","scope":"search_scope","inference_level":"gap","observed_at":"2026-08-03","presentation_tone":"caution","evidence_id":"ev-c1f4f2909478","evidence_url":"https://lookcloser.ai/e/ev-c1f4f2909478","content_fingerprint":"sha256:839084bc076268437cb9366af2a88c34b7d2cac05c33d8c91acf349cab2a3595","registry_receipts":[],"evidence":{"summary":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","source_refs":["openfda_search"],"source_records":[{"source":"openfda_search","source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22THORNE%22+OR+product_description:%22THORNE%22)&limit=5","observed_at":"2026-08-03","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"THORNE","receipt_label":"FDA enforcement search · THORNE"}],"observed_at":"2026-08-03","looked":"LookCloser checked FDA public records.","found":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records."},"html_anchor":"finding-fda-public-records-recall-search-no-match-found-as-of-aug-04-2026","report_url":"https://lookcloser.ai/p/693749006619/full#finding-fda-public-records-recall-search-no-match-found-as-of-aug-04-2026"}],"evidence_records":[{"evidence_id":"ev-c455450fe264","record_id":"693749006619","gtin":"693749006619","claim_key":"finding:uspto-trademark-registry-exact-trademark-owner-identified","primary_source":"uspto_search","claim":"Exact trademark owner identified","bucket":"checks_out","looked":"LookCloser checked USPTO trademark registry.","found":"USPTO lists Thorne Research, Inc. (CORPORATION) in IDAHO, USA; SOUTH CAROLINA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","proof":{"detail":"USPTO lists Thorne Research, Inc. (CORPORATION) in IDAHO, USA; SOUTH CAROLINA, USA for the exact brand wordmark. This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product."},"source_refs":[{"source":"uspto_search","source_url":"https://tsdr.uspto.gov/#caseNumber=87225752&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-03","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 5257935","receipt_label":"USPTO · Registration 5257935"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:00ce8b86ecadec98c36280019b6041d0f896b835c3606e9346ed6f4f721c36d1","evidence_url":"https://lookcloser.ai/e/ev-c455450fe264"},{"evidence_id":"ev-a4a66e37a48f","record_id":"693749006619","gtin":"693749006619","claim_key":"finding:barcode-gtin-record-upc-independently-corroborated","primary_source":"barcode_search","claim":"UPC independently corroborated","bucket":"checks_out","looked":"LookCloser checked Barcode / GTIN record.","found":"Open Food Facts resolves 693749006619 to \"Vitamin K\" (Thorne) — consistent with this listing.","proof":{"detail":"Open Food Facts resolves 693749006619 to \"Vitamin K\" (Thorne) — consistent with this listing."},"source_refs":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00693749006619","observed_at":"2026-08-03","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:a300a9c91c2ce61aed305f5522cff9e30c8eb3b4348a1faf90e89b0925b30395","evidence_url":"https://lookcloser.ai/e/ev-a4a66e37a48f"},{"evidence_id":"ev-00dcbe0ef967","record_id":"693749006619","gtin":"693749006619","claim_key":"finding:nih-published-research-each-ingredient-s-amount-is-disclosed","primary_source":"nih_ods_magnesium","claim":"Each ingredient’s amount is disclosed","bucket":"checks_out","looked":"LookCloser checked NIH / published research.","found":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","proof":{"detail":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research."},"source_refs":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:f7a0790f19d8cb893f585ecacab013e8807b9d00ae81932a53f58a76cf3b523c","evidence_url":"https://lookcloser.ai/e/ev-00dcbe0ef967"},{"evidence_id":"ev-c1f4f2909478","record_id":"693749006619","gtin":"693749006619","claim_key":"finding:fda-public-records-recall-search-no-match-found-as-of-aug-04-2026","primary_source":"openfda_search","claim":"Recall search: no match found (as of Aug 04, 2026)","bucket":"unverified","looked":"LookCloser checked FDA public records.","found":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","proof":{"detail":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records."},"source_refs":[{"source":"openfda_search","source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22THORNE%22+OR+product_description:%22THORNE%22)&limit=5","observed_at":"2026-08-03","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"THORNE","receipt_label":"FDA enforcement search · THORNE"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:839084bc076268437cb9366af2a88c34b7d2cac05c33d8c91acf349cab2a3595","evidence_url":"https://lookcloser.ai/e/ev-c1f4f2909478"},{"evidence_id":"ev-2553aef17c8d","record_id":"693749006619","gtin":"693749006619","claim_key":"finding:label-and-serving-arithmetic-multi-ingredient-formula-panel-read-serving","primary_source":"facts_panel","claim":"Multi-ingredient formula — panel read, serving weight unknown","bucket":"unverified","looked":"LookCloser checked Label and serving arithmetic.","found":"We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. A gap in the label’s information, not evidence of a problem.","proof":{"detail":"We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. A gap in the label’s information, not evidence of a problem."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:8604b1f09b7593cde4869933cf2dd9fb490bd3bca76baecd2f77d4beaae37974","evidence_url":"https://lookcloser.ai/e/ev-2553aef17c8d"},{"evidence_id":"ev-424c6a6e48ec","record_id":"693749006619","gtin":"693749006619","claim_key":"finding:label-and-serving-arithmetic-public-label-filing-not-retained","primary_source":"facts_panel","claim":"Public label filing not retained","bucket":"unverified","looked":"LookCloser checked Label and serving arithmetic.","found":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists.","proof":{"detail":"We have not found a public label filing for this exact product. That is a gap in our records, not evidence that no filing exists."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:2bc96a6b752fabd1bac0eb0b31ee9cee51c8942dd74f4d28c0212bd05570cef0","evidence_url":"https://lookcloser.ai/e/ev-424c6a6e48ec"},{"evidence_id":"ev-d433129c838c","record_id":"693749006619","gtin":"693749006619","claim_key":"finding:certification-laboratory-record-brand-holds-nsf-ansi-173-certification-b","primary_source":"nsf_search","claim":"Brand holds NSF/ANSI 173 certification (brand-level)","bucket":"unverified","looked":"LookCloser checked Certification / laboratory record.","found":"Thorne® appears in NSF’s certified-products registry with 10 certified product(s), but we couldn’t confirm this exact listing is among them. Closest listed product: “Thorne® Vitamin K”. Certification covers contents and contaminants — not effectiveness.","proof":{"detail":"Thorne® appears in NSF’s certified-products registry with 10 certified product(s), but we couldn’t confirm this exact listing is among them. Closest listed product: “Thorne® Vitamin K”. Certification covers contents and contaminants — not effectiveness."},"source_refs":[{"source":"nsf_search","source_url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","observed_at":"2026-08-03","identity_basis":"company_brand","scope":"product_or_brand","registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®","receipt_label":"NSF/ANSI 173 · Thorne®"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:e8f1a75324ab1c5e2a31de0be53022a6ae92b8ed1023fe08921319fbb837371c","evidence_url":"https://lookcloser.ai/e/ev-d433129c838c"},{"evidence_id":"ev-dd89780d5f97","record_id":"693749006619","gtin":"693749006619","claim_key":"finding:certification-laboratory-record-testing-claimed-documentation-not-found","primary_source":"nsf_search","claim":"Testing claimed — documentation not found","bucket":"unverified","looked":"LookCloser checked Certification / laboratory record.","found":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but the retained registry result does not cover this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record.","proof":{"detail":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but the retained registry result does not cover this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record."},"source_refs":[{"source":"nsf_search","source_url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","observed_at":"2026-08-03","identity_basis":"company_brand","scope":"product_or_brand","registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®","receipt_label":"NSF/ANSI 173 · Thorne®"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:dc972b7cb8797045cb5c3802c7f98d050f9861e48a161b8a7b4e9752a5fa2201","evidence_url":"https://lookcloser.ai/e/ev-dd89780d5f97"},{"evidence_id":"ev-fee84e6263a2","record_id":"693749006619","gtin":"693749006619","claim_key":"finding:keepa-exact-listing-history-review-count-history-not-available","primary_source":"keepa_history","claim":"Review-count history: not available","bucket":"unverified","looked":"LookCloser checked Keepa exact-listing history.","found":"Marketplace rating not shown★ — rating count unavailable. No exact-listing count history was available, so no review-pattern claim is made.","proof":{"detail":"Marketplace rating not shown★ — rating count unavailable. No exact-listing count history was available, so no review-pattern claim is made."},"source_refs":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B0797N3F9T","observed_at":"2026-08-03","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:4b90f6410042eae7a1018337657d84122d1794b8cd17044d4a4bfbb18c4be9aa","evidence_url":"https://lookcloser.ai/e/ev-fee84e6263a2"},{"evidence_id":"ev-90c774d04f62","record_id":"693749006619","gtin":"693749006619","claim_key":"claim:clinical","primary_source":"source_listing","claim":"“Formula: Provides 3 clinically studied types of vitamin K for optimal health – vitamin K1, vitamin K2 as MK-4, and vitamin K2 as”","bucket":"claimed_no_support","looked":"a named, citable clinical study of this product or formula","found":"We found no named, citable study of this product or formula. The claim may rest on ingredient research rather than a trial of this product.","proof":{"kind":"clinical","status":"not-substantiated","snippet":"…Comprehensive Formula: Provides 3 clinically studied types of vitamin K for optimal health – vitamin K1, vitamin K2 as MK-4, and vitamin K2 as MK-7…"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"nih_ods_vitamin-k","source_url":"https://ods.od.nih.gov/factsheets/VitaminK-HealthProfessional/","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"vitamin k","receipt_label":"NIH ODS · vitamin k fact sheet"},{"source":"pubmed_vitamin-k","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=%22vitamin+k%22","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:57927a4c100ee2d332f1cd940c6366913a037f91ee9039e70de2e395a1c2dd30","evidence_url":"https://lookcloser.ai/e/ev-90c774d04f62"},{"evidence_id":"ev-c5aaf8cb4ff6","record_id":"693749006619","gtin":"693749006619","claim_key":"claim:testing","primary_source":"source_listing","claim":"“Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it…”","bucket":"unverified","looked":"the observed listing, retained brand product page, the NSF/ANSI 173 certified-products registry, any linked COA or test report; IFOS, USP, Informed-Sport were not queried","found":"No named laboratory or lot-specific certificate was found for this exact product. No exact brand product page was available for a document check. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but not this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record. This is a public-evidence limit, not a finding that testing did not occur.","proof":{"kind":"testing","status":"unverified","snippet":"…Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no u"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"brand_store","source_url":"https://www.thorne.com","observed_at":"2026-08-03","identity_basis":"brand_domain_only","scope":"brand_or_exact_product"},{"source":"nsf_search","source_url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","observed_at":"2026-08-03","identity_basis":"company_brand","scope":"product_or_brand","registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®","receipt_label":"NSF/ANSI 173 · Thorne®"}],"observed_at":"2026-08-03","content_fingerprint":"sha256:52c250ccb0d23f1bd98436f357e41612980a81e46db90cba169080d048df2537","evidence_url":"https://lookcloser.ai/e/ev-c5aaf8cb4ff6"}],"label_math":{"verdict":"UNKNOWN","claimed_subject":null,"claimed_mg":null,"serving_mass_mg":null,"percent_of_serving":null,"serving_mass_source":null,"ambiguity":null,"declared_actives_total_mg":null,"headline_claim_mg":null,"headline_subject":null,"subject_actual_mg":null},"listing_claims":{"dose_claims":[],"testing":{"claimed":true,"named_lab_or_certifier":false},"container":{"units":60,"servings":null,"pack_count":1,"units_conflict":false},"marketing_text":["K1 and two forms of K2","DIETARY SUPPLEMENT","Provides 3 clinically studied forms of vitamin K – vitamin K1 and two types of K2 (MK-4 and MK-7) – for comprehensive bl","*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose,","Commitment to quality","Thorne champions the cleanest manufacturing, the most comprehensive testing, and the purest, highest-quality ingredients","100,000+ Tests carried out each year in our state-of-the-art Quality Control laboratories.","Contributes to bone strength and density*","Aids in maintaining arterial health and flexibility*","Supports the body's natural and healthy blood clotting function*"],"certification_text":["Third-Party Certified","DAIRY FREE","SOY FREE","GLUTEN FREE"],"claim_checks":[{"kind":"clinical","label":"Clinical-evidence claim","snippet":"…Comprehensive Formula: Provides 3 clinically studied types of vitamin K for optimal health – vitamin K1, vitamin K2 as MK-4, and vitamin K2 as MK-7…","looked":"a named, citable clinical study of this product or formula","found":"We found no named, citable study of this product or formula. The claim may rest on ingredient research rather than a trial of this product.","status":"not-substantiated"},{"kind":"testing","label":"Quality-testing claim","snippet":"…Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no u","looked":"the observed listing, retained brand product page, the NSF/ANSI 173 certified-products registry, any linked COA or test report; IFOS, USP, Informed-Sport were not queried","found":"No named laboratory or lot-specific certificate was found for this exact product. No exact brand product page was available for a document check. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but not this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record. This is a public-evidence limit, not a finding that testing did not occur.","status":"unverified"},{"kind":"efficacy","label":"Benefit claim","snippet":"…Heart Health: Helps to maintain the health and elasticity of the arteries and supports the normal ability of the blood to clot*…","looked":"whether the ingredient doses on the label match the doses used in published research","found":"Ingredient-level evidence for this formula isn’t in our knowledge base yet. Recorded as not assessed — not as a negative.","status":"not-assessed"}],"identity_basis":"source_listing_and_identity_bound_label"},"facts_panel_status":"captured","label_photo_read":{"src":"vision:claude-cli:subscription","reader_version":"2026-07-27.1","images_read":8,"raw_reads":[{"img":0,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"THORNE\", \"product_name\": \"Vitamin K\", \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": \"60 CAPSULES\", \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"K1 and two forms of K2\", \"DIETARY SUPPLEMENT\"], \"certifications\": []}\n```\n"},{"img":1,"model":"claude-cli:subscription","text":"```json\n{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": true, \"serving_size_text\": \"Serving Size: One Capsule\", \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [{\"name\": \"Vitamin K\", \"amount\": \"6,090\", \"unit\": \"mcg\"}, {\"name\": \"K2 (5 mg as MK-4)\", \"amount\": \"5\", \"unit\": \"mg\"}, {\"name\": \"K1 (1 mg)\", \"amount\": \"1\", \"unit\": \"mg\"}, {\"name\": \"K2 (90 mcg as MK-7)\", \"amount\": \"90\", \"unit\": \"mcg\"}], \"label_claims\": [], \"certifications\": []}\n```\n"},{"img":2,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": \"Vitamin K\", \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"Provides 3 clinically studied forms of vitamin K – vitamin K1 and two types of K2 (MK-4 and MK-7) – for comprehensive blood vessel and bone support.*\", \"*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.\"], \"certifications\": []}\n"},{"img":3,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"Thorne\", \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"Commitment to quality\", \"Thorne champions the cleanest manufacturing, the most comprehensive testing, and the purest, highest-quality ingredients.\", \"100,000+ Tests carried out each year in our state-of-the-art Quality Control laboratories.\"], \"certifications\": []}\n```\n"},{"img":4,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"Contributes to bone strength and density*\", \"Aids in maintaining arterial health and flexibility*\", \"Supports the body's natural and healthy blood clotting function*\", \"Formulated with MenaQ7\\u00ae - the most widely studied form of MK-7\"], \"certifications\": [\"Third-Party Certified\"]}\n"},{"img":5,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": \"Take 1 capsule one to two times daily.\", \"serving_size_g\": null, \"servings_per_container\": 60, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": \"60 Servings\", \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [], \"certifications\": []}\n"},{"img":6,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"Thorne\", \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"4 rounds of testing\", \"Raw materials and components\", \"In-process testing\", \"Finished product testing\", \"Stability testing\", \"Manufactured in the USA using US and imported ingredients\"], \"certifications\": [\"DAIRY FREE\", \"SOY FREE\", \"GLUTEN FREE\"]}\n```\n"},{"img":7,"model":"claude-cli:subscription","text":"{\"brand\": \"THORNE\", \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"Trusted by\", \"45K+ Health pros\", \"100+ Sports teams\", \"10K+ Pro athletes\", \"#1 Recommended clinical brand by health-care practitioners\", \"2023 Health-Care Practitioner Seller Survey\"], \"certifications\": []}\n"}],"source_images":["https://m.media-amazon.com/images/I/71rwBubnQ4L.jpg","https://m.media-amazon.com/images/I/71EI5ccp+cL.jpg","https://m.media-amazon.com/images/I/81JctWVrLlL.jpg","https://m.media-amazon.com/images/I/81D+ZcIXj7L.jpg","https://m.media-amazon.com/images/I/81H-+-z3zyL.jpg","https://m.media-amazon.com/images/I/71CLkCTeS6L.jpg","https://m.media-amazon.com/images/I/713EJ00hRpL.jpg","https://m.media-amazon.com/images/I/61kcn1BssFL.jpg"],"facts_panel_image":1,"brand":"THORNE","product_name":"Vitamin K","barcode":null,"barcode_identity_status":"unreadable_or_absent","serving_size_text":"Serving Size: One Capsule","serving_size_g":null,"servings_per_container":60,"net_weight_text":null,"net_weight_g":null,"unit_count_text":"60 CAPSULES","actives":[{"name":"Vitamin K","amount":"6,090","unit":"mcg"},{"name":"K2 (5 mg as MK-4)","amount":"5","unit":"mg"},{"name":"K1 (1 mg)","amount":"1","unit":"mg"},{"name":"K2 (90 mcg as MK-7)","amount":"90","unit":"mcg"}],"responsible_parties":[],"websites":[],"label_claims":["K1 and two forms of K2","DIETARY SUPPLEMENT","Provides 3 clinically studied forms of vitamin K – vitamin K1 and two types of K2 (MK-4 and MK-7) – for comprehensive bl","*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose,","Commitment to quality","Thorne champions the cleanest manufacturing, the most comprehensive testing, and the purest, highest-quality ingredients","100,000+ Tests carried out each year in our state-of-the-art Quality Control laboratories.","Contributes to bone strength and density*","Aids in maintaining arterial health and flexibility*","Supports the body's natural and healthy blood clotting function*"],"certifications":["Third-Party Certified","DAIRY FREE","SOY FREE","GLUTEN FREE"],"panel_rows":[{"name":"Vitamin K","amount":"6,090","unit":"mcg"},{"name":"K2 (5 mg as MK-4)","amount":"5","unit":"mg"},{"name":"K1 (1 mg)","amount":"1","unit":"mg"},{"name":"K2 (90 mcg as MK-7)","amount":"90","unit":"mcg"}]},"resolved_facts_panel":{"src":"vision:claude-cli:subscription","reader_version":"2026-07-27.1","images_read":8,"raw_reads":[{"img":0,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"THORNE\", \"product_name\": \"Vitamin K\", \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": \"60 CAPSULES\", \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"K1 and two forms of K2\", \"DIETARY SUPPLEMENT\"], \"certifications\": []}\n```\n"},{"img":1,"model":"claude-cli:subscription","text":"```json\n{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": true, \"serving_size_text\": \"Serving Size: One Capsule\", \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [{\"name\": \"Vitamin K\", \"amount\": \"6,090\", \"unit\": \"mcg\"}, {\"name\": \"K2 (5 mg as MK-4)\", \"amount\": \"5\", \"unit\": \"mg\"}, {\"name\": \"K1 (1 mg)\", \"amount\": \"1\", \"unit\": \"mg\"}, {\"name\": \"K2 (90 mcg as MK-7)\", \"amount\": \"90\", \"unit\": \"mcg\"}], \"label_claims\": [], \"certifications\": []}\n```\n"},{"img":2,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": \"Vitamin K\", \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"Provides 3 clinically studied forms of vitamin K – vitamin K1 and two types of K2 (MK-4 and MK-7) – for comprehensive blood vessel and bone support.*\", \"*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.\"], \"certifications\": []}\n"},{"img":3,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"Thorne\", \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"Commitment to quality\", \"Thorne champions the cleanest manufacturing, the most comprehensive testing, and the purest, highest-quality ingredients.\", \"100,000+ Tests carried out each year in our state-of-the-art Quality Control laboratories.\"], \"certifications\": []}\n```\n"},{"img":4,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"Contributes to bone strength and density*\", \"Aids in maintaining arterial health and flexibility*\", \"Supports the body's natural and healthy blood clotting function*\", \"Formulated with MenaQ7\\u00ae - the most widely studied form of MK-7\"], \"certifications\": [\"Third-Party Certified\"]}\n"},{"img":5,"model":"claude-cli:subscription","text":"{\"brand\": null, \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": \"Take 1 capsule one to two times daily.\", \"serving_size_g\": null, \"servings_per_container\": 60, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": \"60 Servings\", \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [], \"certifications\": []}\n"},{"img":6,"model":"claude-cli:subscription","text":"```json\n{\"brand\": \"Thorne\", \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"4 rounds of testing\", \"Raw materials and components\", \"In-process testing\", \"Finished product testing\", \"Stability testing\", \"Manufactured in the USA using US and imported ingredients\"], \"certifications\": [\"DAIRY FREE\", \"SOY FREE\", \"GLUTEN FREE\"]}\n```\n"},{"img":7,"model":"claude-cli:subscription","text":"{\"brand\": \"THORNE\", \"product_name\": null, \"barcode\": null, \"panel\": false, \"serving_size_text\": null, \"serving_size_g\": null, \"servings_per_container\": null, \"net_weight_text\": null, \"net_weight_g\": null, \"unit_count_text\": null, \"responsible_parties\": [], \"websites\": [], \"actives\": [], \"label_claims\": [\"Trusted by\", \"45K+ Health pros\", \"100+ Sports teams\", \"10K+ Pro athletes\", \"#1 Recommended clinical brand by health-care practitioners\", \"2023 Health-Care Practitioner Seller Survey\"], \"certifications\": []}\n"}],"source_images":["https://m.media-amazon.com/images/I/71rwBubnQ4L.jpg","https://m.media-amazon.com/images/I/71EI5ccp+cL.jpg","https://m.media-amazon.com/images/I/81JctWVrLlL.jpg","https://m.media-amazon.com/images/I/81D+ZcIXj7L.jpg","https://m.media-amazon.com/images/I/81H-+-z3zyL.jpg","https://m.media-amazon.com/images/I/71CLkCTeS6L.jpg","https://m.media-amazon.com/images/I/713EJ00hRpL.jpg","https://m.media-amazon.com/images/I/61kcn1BssFL.jpg"],"facts_panel_image":1,"brand":"THORNE","product_name":"Vitamin K","barcode":null,"barcode_identity_status":"unreadable_or_absent","serving_size_text":"Serving Size: One Capsule","serving_size_g":null,"servings_per_container":60,"net_weight_text":null,"net_weight_g":null,"unit_count_text":"60 CAPSULES","actives":[{"name":"Vitamin K","amount":"6,090","unit":"mcg"},{"name":"K2 (5 mg as MK-4)","amount":"5","unit":"mg"},{"name":"K1 (1 mg)","amount":"1","unit":"mg"},{"name":"K2 (90 mcg as MK-7)","amount":"90","unit":"mcg"}],"responsible_parties":[],"websites":[],"label_claims":["K1 and two forms of K2","DIETARY SUPPLEMENT","Provides 3 clinically studied forms of vitamin K – vitamin K1 and two types of K2 (MK-4 and MK-7) – for comprehensive bl","*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose,","Commitment to quality","Thorne champions the cleanest manufacturing, the most comprehensive testing, and the purest, highest-quality ingredients","100,000+ Tests carried out each year in our state-of-the-art Quality Control laboratories.","Contributes to bone strength and density*","Aids in maintaining arterial health and flexibility*","Supports the body's natural and healthy blood clotting function*"],"certifications":["Third-Party Certified","DAIRY FREE","SOY FREE","GLUTEN FREE"],"panel_rows":[{"name":"Vitamin K","amount":"6,090","unit":"mcg"},{"name":"K2 (5 mg as MK-4)","amount":"5","unit":"mg"},{"name":"K1 (1 mg)","amount":"1","unit":"mg"},{"name":"K2 (90 mcg as MK-7)","amount":"90","unit":"mcg"}]},"nih_dsld":null,"ingredient_science":{"ingredients":[{"ingredient":"vitamin k","declared_name":"Vitamin K","ods_url":"https://ods.od.nih.gov/factsheets/VitaminK-HealthProfessional/","medlineplus_url":"https://medlineplus.gov/search/?query=vitamin+k","pubmed_url":"https://pubmed.ncbi.nlm.nih.gov/?term=%22vitamin+k%22","ul":null,"ul_unit":"mcg","ul_scope":"no UL established; interacts with warfarin","pubmed_count":2124}],"ul_exceedances":[],"source":"NIH ODS fact sheets + IOM Dietary Reference Intakes; PubMed E-utilities"},"nsf_certification":{"company":"Thorne®","identity_basis":"company_brand","products":["Thorne® L-Glutamine Powder","Thorne® Creatine + BCAA (Peach Mango Flavored)","Thorne® Creatine + Alpha GPC (Watermelon Lemonade Flavored)","Thorne® Creatine","Thorne® Creatine Pineapple Orange","Thorne® Creatine Strawberry","Thorne® Amino Complex (Berry Flavored Amino Acids)","Thorne® Amino Complex (Lemon Flavored Amino Acids)","Thorne® High Potency Vitamin C","Thorne® Plant Protein (Chocolate Flavored)"],"matched_product":null,"closest_product":"Thorne® Vitamin K","standard":"NSF/ANSI 173","url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&"},"brand_documentation_request":null,"plain_summary":null,"fda_recalls":{"count":0},"offers_at_check_time":[["Retailer listing",30.3]],"price_comparison":{"identity_basis":"upc_gtin","record_gtin":"00693749006619","source_listing_gtin":"00693749006619","retailer_gtin_match":true,"brand_store_gtin_match":false,"seller_identifiers":{},"same_product_only":true,"offers":[["Amazon",30.3]],"offer_records":[{"seller":"Amazon","price":30.3,"currency":"USD","url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-04T01:47:51.696888+00:00","identity_basis":"exact_gtin","gtin":"00693749006619","rating":null,"price_source":"Keepa","price_type":"lowest_new"}],"observed_at":"2026-08-03"},"commerce_context":{"observed_at":"2026-08-03","record_gtin":"00693749006619","source_listing":{"status":"exact_listing","url":"https://www.amazon.com/dp/B0797N3F9T","price":30.3,"price_receipt":{"status":"available","amount":30.3,"currency":"USD","price_type":"lowest_new","observed_at":"2026-08-04T01:47:51.696888+00:00","source":"Keepa","source_url":"https://keepa.com/#!product/1-B0797N3F9T","listing_url":"https://www.amazon.com/dp/B0797N3F9T","identity_basis":"exact_listing_identifier","listing_identifier":"B0797N3F9T","raw_cents":3030},"rating":null,"rating_count":null,"published_gtin":"00693749006619"},"brand_site":{"status":"store_found_no_product","host":"https://www.thorne.com","url":"https://www.thorne.com","title":null,"variant":null,"price":null,"availability":"unknown","published_gtin":null,"identity_basis":"brand_domain_only","comparison_allowed":false,"candidate_binding":null,"shared_marketing_markers":[],"review_surface":null,"testing_surface":null},"exact_offers":[{"seller":"Amazon","price":30.3,"currency":"USD","url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-04T01:47:51.696888+00:00","identity_basis":"exact_gtin","gtin":"00693749006619","rating":null,"price_source":"Keepa","price_type":"lowest_new"}],"external_marketplaces":{"iherb":{"source":"iHerb","status":"eligible_not_checked","identity_basis":"exact_gtin_required","gtin":"00693749006619","search_url":"https://www.iherb.com/search?kw=THORNE+THORNE+Vitamin+K%2C+Vitamins+K1+and+K2+%28as+MK-4+and+MK-7%29%2C+60+Capsules"},"target":{"source":"Target","status":"eligible_not_checked","identity_basis":"exact_gtin_required","gtin":"00693749006619","search_url":"https://www.target.com/s?searchTerm=THORNE+THORNE+Vitamin+K%2C+Vitamins+K1+and+K2+%28as+MK-4+and+MK-7%29%2C+60+Capsules"},"walmart":{"source":"Walmart","status":"eligible_not_checked","identity_basis":"exact_gtin_required","gtin":"00693749006619","search_url":"https://www.walmart.com/search?q=THORNE+THORNE+Vitamin+K%2C+Vitamins+K1+and+K2+%28as+MK-4+and+MK-7%29%2C+60+Capsules"}},"comparison_status":"exact_single_seller","identity_rule":"Prices and reviews are compared only when both pages publish the same UPC/GTIN."},"brand_store":{"domain_lookup":{"status":"confirmed","brand":"THORNE","host":"https://www.thorne.com","source_url":"https://www.thorne.com","identity_basis":"exact_name_domain_plus_onsite_brand","observed_at":"2026-08-03","product_sitemap_count":544,"attempts":[{"url":"https://www.thorne.com","outcome":"brand_name_observed"}]},"host":"https://www.thorne.com","platform":"headless_or_other","discovery_basis":"exact_name_domain_plus_onsite_brand"},"brand_review_surface":null,"ratings_surface":{"stars":null,"count":null,"observed_at":"2026-08-03","source_ref":"source_listing","identity_basis":"exact_listing_identifier","note":"retailer rating surface; not a product-quality or authenticity verdict"},"review_count_history":{"identity_basis":"exact_listing_identifier","selection_basis":"built_record","demand_reach":null,"rating_count":{"points":[],"summary":null},"written_review_count":{"points":[],"summary":null},"price_snapshot":{"status":"available","amount":30.3,"currency":"USD","price_type":"lowest_new","observed_at":"2026-08-04T01:47:51.696888+00:00","source":"Keepa","source_url":"https://keepa.com/#!product/1-B0797N3F9T","listing_url":"https://www.amazon.com/dp/B0797N3F9T","identity_basis":"exact_listing_identifier","listing_identifier":"B0797N3F9T","raw_cents":3030},"catalog_snapshot":{"observed_at":"2026-08-04T01:47:51.696888+00:00","listed_since":"2018-01-22","parent_listing_identifier":null,"root_category_id":3760901,"category_path":[{"id":3760901,"name":"Health & Household"},{"id":23675621011,"name":"Vitamins, Minerals & Supplements"},{"id":6936790011,"name":"Vitamins"},{"id":3774781,"name":"Vitamin D"}],"brand":"THORNE","manufacturer":"Thorne Research","monthly_sold_estimate":7000,"monthly_sold_note":"Source estimate; demand context only, not verified unit sales.","review_counts_last_observed":null,"sales_rank_drops":{"30_days":41,"90_days":121,"180_days":341},"out_of_stock_percentage":{"30_days":null,"90_days":null,"180_days":null},"offer_count":3,"context_note":"Rank drops, stockout percentages, offer counts, and monthly-sold values are source observations or estimates; they do not establish product quality."}},"source_registry":{"source_listing":{"type":"product_listing","scope":"exact_listing","observed_at":"2026-08-03","url":"https://www.amazon.com/dp/B0797N3F9T","identity_basis":"listing_identifier","limitation":null},"barcode_search":{"type":"barcode_registry_search","scope":"exact_gtin","observed_at":"2026-08-03","url":"https://world.openfoodfacts.org/product/00693749006619","identity_basis":"gtin"},"nih_dsld_search":{"type":"government_label_catalog","scope":"product_label","observed_at":"2026-08-03","url":"https://dsld.od.nih.gov/","identity_basis":"search_only","checked":false,"registry_name":"NIH DSLD","identifier":null,"receipt_label":null},"uspto_search":{"type":"government_trademark_registry","scope":"brand","observed_at":"2026-08-03","url":"https://tsdr.uspto.gov/#caseNumber=87225752&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","identity_basis":"exact_wordmark_and_supplement_goods","checked":true,"registry_name":"USPTO","identifier":"Registration 5257935","receipt_label":"USPTO · Registration 5257935"},"openfda_search":{"type":"government_enforcement_search","scope":"product_or_brand","observed_at":"2026-08-03","url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22THORNE%22+OR+product_description:%22THORNE%22)&limit=5","identity_basis":"search_only","checked":true,"registry_name":"FDA enforcement","identifier":"THORNE","receipt_label":"FDA enforcement search · THORNE"},"nsf_search":{"type":"certification_registry_search","scope":"product_or_brand","observed_at":"2026-08-03","url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","identity_basis":"company_brand","checked":true,"registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®","receipt_label":"NSF/ANSI 173 · Thorne®"},"keepa_history":{"type":"paid_catalog_history","scope":"exact_listing","observed_at":"2026-08-03","url":"https://keepa.com/#!product/1-B0797N3F9T","identity_basis":"exact_listing_identifier"},"facts_panel":{"type":"image_read_supplement_facts","scope":"exact_listing","observed_at":"2026-08-03","url":"https://www.amazon.com/dp/B0797N3F9T","identity_basis":"listing_identifier","limitation":null},"brand_store":{"type":"brand_storefront","scope":"brand_or_exact_product","observed_at":"2026-08-03","url":"https://www.thorne.com","identity_basis":"brand_domain_only","comparison_allowed":false,"limitation":null},"nih_ods_vitamin-k":{"type":"government_ingredient_reference","scope":"ingredient","observed_at":"2026-08-03","url":"https://ods.od.nih.gov/factsheets/VitaminK-HealthProfessional/","identity_basis":"named_ingredient","checked":true,"registry_name":"NIH ODS","identifier":"vitamin k","receipt_label":"NIH ODS · vitamin k fact sheet"},"pubmed_vitamin-k":{"type":"research_index","scope":"ingredient","observed_at":"2026-08-03","url":"https://pubmed.ncbi.nlm.nih.gov/?term=%22vitamin+k%22","identity_basis":"named_ingredient"},"nih_ods_magnesium":{"type":"government_ingredient_reference","scope":"ingredient","observed_at":"2026-08-03","url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","identity_basis":"named_ingredient","checked":true,"registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},"pubmed_magnesium":{"type":"research_index","scope":"ingredient","observed_at":"2026-08-03","url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","identity_basis":"named_ingredient"}},"decision_support":{"disclosure":{"status":"amounts_disclosed","summary":"All 4 captured rows publish an amount.","captured_rows":4,"quantified_rows":4,"separately_quantified_rows":4,"combined_blend_rows":[],"integrity_tells":[],"derived_from":["facts_panel"]},"identity_convergence":{"gtin":"00693749006619","confirmations":["source_listing_gtin","external_barcode_record"],"confirmation_count":2,"summary":"2 source(s) matched to this exact product agree on its identity.","not_a_quality_score":true},"research_coverage":{"panel_rows":4,"ingredients_with_reference_context":1,"exact_product_dose_comparisons":0,"dose_comparison_finding_ids":[],"blend_limits_dose_comparison":false,"limitation":"Ingredient context is not product efficacy evidence."},"review_trajectory":{"status":"not_available","identity_basis":"exact_listing_identifier"},"review_surface_comparison":null,"market":{"offers":[{"seller":"Amazon","price":30.3,"currency":"USD","url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-04T01:47:51.696888+00:00","identity_basis":"exact_gtin","gtin":"00693749006619","rating":null,"price_source":"Keepa","price_type":"lowest_new","price_per_labeled_serving":0.51}],"exact_gtin_only":true,"price_spread":null,"servings_basis":60,"limitation":"Prices are point-in-time observations."},"ownership":{"status":"found","owner":{"name":"Thorne Research, Inc.","entity":"CORPORATION","country":"IDAHO, USA; SOUTH CAROLINA, USA","address_filed":"25820 Highway 2 West, Sandpoint, IDAHO 83864, UNITED STATES","address_public":"IDAHO 83864, UNITED STATES; South Carolina 29486, UNITED STATES","serial_number":"87225752","registration_number":"5257935","wordmark":"THORNE","status_description":"SECTION 8-ACCEPTED","filed_date":"2016-11-03T00:00:00","first_use_commerce_date":"2017-04-03","registration_date":"2017-08-01","assignment_recorded":true,"goods_services":["IC 005: Dietary and nutritional supplements."],"source":"USPTO Trademark Search","source_url":"https://tsdr.uspto.gov/#caseNumber=87225752&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","identity_basis":"exact_wordmark_and_supplement_goods"},"candidate_count":2,"brand_age_months":102.4,"manufacturer_link":"not_established","limitation":"Trademark ownership does not establish manufacturer or country of manufacture."},"open_questions":[{"finding_id":"certification-laboratory-record-testing-claimed-documentation-not-found","question":"Can the testing claim be tied to a named laboratory and this product lot?","source_headline":"Testing claimed — documentation not found","needed_evidence":"lot-specific COA naming the laboratory and matching the product lot","priority":23,"absence_is_not_a_strike":true},{"finding_id":"certification-laboratory-record-brand-holds-nsf-ansi-173-certification-b","question":"Is this exact product, not only the brand, covered by the certification record?","source_headline":"Brand holds NSF/ANSI 173 certification (brand-level)","needed_evidence":"exact product registry entry","priority":19,"absence_is_not_a_strike":true}],"connected_signals":[],"evidence_balance":{"documented_concerns":0,"confirmed_checks":3,"neutral_or_open_findings":6,"material_open_questions":2,"concern_finding_ids":[],"confirmation_finding_ids":["uspto-trademark-registry-exact-trademark-owner-identified","barcode-gtin-record-upc-independently-corroborated","nih-published-research-each-ingredient-s-amount-is-disclosed"]},"claim_scorecard":{"version":"2026-07-23.9","fairness_note":"Couldn’t verify means public proof was not found; it is not a mark against the product. Ingredient research is not treated as a trial of this exact product.","bucket_order":["contradicted","overreaching","checks_out","partly","claimed_no_support","unverified"],"buckets":{"contradicted":[],"overreaching":[],"checks_out":[],"partly":[],"claimed_no_support":[{"bucket":"claimed_no_support","claim_key":"claim:clinical","claim":"“Formula: Provides 3 clinically studied types of vitamin K for optimal health – vitamin K1, vitamin K2 as MK-4, and vitamin K2 as”","check":"We found no named, citable study of this product or formula. The claim may rest on ingredient research rather than a trial of this product.","looked":"a named, citable clinical study of this product or formula","found":"We found no named, citable study of this product or formula. The claim may rest on ingredient research rather than a trial of this product.","finding_id":null,"registry_receipts":[],"evidence_id":"ev-90c774d04f62","evidence_url":"https://lookcloser.ai/e/ev-90c774d04f62","content_fingerprint":"sha256:57927a4c100ee2d332f1cd940c6366913a037f91ee9039e70de2e395a1c2dd30","observed_at":"2026-08-03","source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"nih_ods_vitamin-k","source_url":"https://ods.od.nih.gov/factsheets/VitaminK-HealthProfessional/","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"vitamin k","receipt_label":"NIH ODS · vitamin k fact sheet"},{"source":"pubmed_vitamin-k","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=%22vitamin+k%22","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-03","identity_basis":"named_ingredient","scope":"ingredient"}],"proof":{"kind":"clinical","status":"not-substantiated","snippet":"…Comprehensive Formula: Provides 3 clinically studied types of vitamin K for optimal health – vitamin K1, vitamin K2 as MK-4, and vitamin K2 as MK-7…"}}],"unverified":[{"bucket":"unverified","claim_key":"claim:testing","claim":"“Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it…”","check":"No named laboratory or lot-specific certificate was found for this exact product. No exact brand product page was available for a document check. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but not this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record. This is a public-evidence limit, not a finding that testing did not occur.","looked":"the observed listing, retained brand product page, the NSF/ANSI 173 certified-products registry, any linked COA or test report; IFOS, USP, Informed-Sport were not queried","found":"No named laboratory or lot-specific certificate was found for this exact product. No exact brand product page was available for a document check. Under NSF/ANSI 173, NSF lists Thorne® products, including Thorne® L-Glutamine Powder, but not this exact SKU. IFOS, USP, and Informed-Sport were not checked in this record. This is a public-evidence limit, not a finding that testing did not occur.","finding_id":"certification-laboratory-record-testing-claimed-documentation-not-found","registry_receipts":[{"source":"nsf_search","url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","label":"NSF/ANSI 173 · Thorne®","registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®"}],"evidence_id":"ev-c5aaf8cb4ff6","evidence_url":"https://lookcloser.ai/e/ev-c5aaf8cb4ff6","content_fingerprint":"sha256:52c250ccb0d23f1bd98436f357e41612980a81e46db90cba169080d048df2537","observed_at":"2026-08-03","source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-03","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"brand_store","source_url":"https://www.thorne.com","observed_at":"2026-08-03","identity_basis":"brand_domain_only","scope":"brand_or_exact_product"},{"source":"nsf_search","source_url":"https://info.nsf.org/Certified/dietary/Listings.asp?CompanyName=thorne&","observed_at":"2026-08-03","identity_basis":"company_brand","scope":"product_or_brand","registry_name":"NSF","standard":"NSF/ANSI 173","identifier":"Thorne®","receipt_label":"NSF/ANSI 173 · Thorne®"}],"proof":{"kind":"testing","status":"unverified","snippet":"…Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no u"}}]},"counts":{"contradicted":0,"overreaching":0,"checks_out":0,"partly":0,"claimed_no_support":1,"unverified":1},"puffery":[],"consumed_finding_ids":["certification-laboratory-record-testing-claimed-documentation-not-found"]},"brand_presence":{"status":"store_found_no_product","host":"https://www.thorne.com","exact_product_page":null,"consumer_meaning":"Brand presence is reported separately from exact-product identity.","absence_is_not_a_strike":true}},"observations":{"offers":[{"seller":"Amazon","price":30.3,"currency":"USD","url":"https://www.amazon.com/dp/B0797N3F9T","observed_at":"2026-08-04T01:47:51.696888+00:00","identity_basis":"exact_gtin","gtin":"00693749006619","rating":null,"price_source":"Keepa","price_type":"lowest_new"}],"ratings":{"stars":null,"count":null,"observed_at":"2026-08-03","source_ref":"source_listing"},"facts_panel_source":"listing_image"},"report_url":"https://lookcloser.ai/p/693749006619","methodology":"https://lookcloser.ai/methodology","built_at":"2026-08-05T00:23:54Z","status":"complete","caveats":["Pre-launch beta; not yet independently archived.","Listing-image panel data was machine-read; transcription errors are possible.","Prices and ratings are point-in-time snapshots.","LookCloser does not advise for or against any supplement."],"content_fingerprint":"sha256:66a02d10647c0ebed17289c254600a02d056187d7a295eb7ff323f50f6baae34"}