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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; 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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; 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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","nih-published-research-research-context-is-available-for-the-listed-ingr","uspto-trademark-registry-exact-trademark-owner-identified","review_velocity_gradual"],"point_finding_ids":["certification-laboratory-record-testing-claimed-documentation-not-found","nih-published-research-each-ingredient-s-amount-is-disclosed","nih-published-research-research-context-is-available-for-the-listed-ingr"],"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. 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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/B0012ZQPKG","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-16068a25aa3a","evidence_url":"https://lookcloser.ai/e/ev-16068a25aa3a","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 · 1 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-17705c222c1f","evidence_url":"https://lookcloser.ai/e/ev-17705c222c1f","presentation_home":"finding_catalog"},{"finding_id":"nih-published-research-research-context-is-available-for-the-listed-ingr","card_type":"research_available","question":"goals","tone":"neutral","weight":44,"headline":"Research links are available for zinc.","evidence":"Published sources describe how zinc have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Zinc fact sheet, PubMed search: zinc supplementation trial.","so_what":"Use the linked research to check whether the ingredient and outcome you care about are actually connected. Ingredient evidence does not verify this product.","source":"NIH / published research","source_links":[{"label":"NIH ODS — Zinc fact sheet","url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","role":"zinc context · not product evidence"},{"label":"PubMed search: zinc supplementation trial","url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","role":"zinc context · not product evidence"}],"registry_receipts":[{"source":"nih_ods_zinc","url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","label":"NIH ODS — Zinc fact sheet","registry_name":"NIH ODS","standard":null,"identifier":"zinc"}],"evidence_id":"ev-772db1dd9cb1","evidence_url":"https://lookcloser.ai/e/ev-772db1dd9cb1","presentation_home":"research_section"},{"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-96ba86a55ab4","evidence_url":"https://lookcloser.ai/e/ev-96ba86a55ab4","presentation_home":"ownership_section"},{"finding_id":"review_velocity_gradual","card_type":"review_velocity","question":"reviews","tone":"ok","weight":28,"headline":"We can see 44 of this product’s 310 reviews — the count rose between August 10, 2025 and August 22, 2026. That is too small a slice to say anything about the wider pattern.","evidence":"Written reviews rose from 266 to 310 between August 10, 2025 and August 22, 2026. The largest rise inside any single 30-day window was about 9, so the count moved in steps rather than in one burst.","so_what":"A count that moves steadily is ordinary. A sudden burst is what deserves a closer look.","source":"keepa","source_links":[{"label":"Keepa exact-listing history","url":"https://keepa.com/#!product/1-B0012ZQPKG","role":"dated count history · exact listing"}],"registry_receipts":[],"evidence_id":"ev-4380fe596497","evidence_url":"https://lookcloser.ai/e/ev-4380fe596497","presentation_home":"finding_catalog"}],"research_links":[{"ingredient":"zinc","label":"NIH ODS — Zinc fact sheet","url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","scope":"ingredient_context","product_evidence":false},{"ingredient":"zinc","label":"PubMed search: zinc supplementation trial","url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","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."]},"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":"review_velocity_gradual","class":"ok","headline":"The review count moved gradually, not in one burst","source":"keepa","scope":"exact_listing"}],"documented_concern_count":0,"confirmed_check_count":3,"open_question_count":3,"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_zinc","pubmed_zinc"],"source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","scope":"ingredient_context","inference_level":"direct_observation","observed_at":"2026-07-21","presentation_tone":"ok","evidence_id":"ev-17705c222c1f","evidence_url":"https://lookcloser.ai/e/ev-17705c222c1f","content_fingerprint":"sha256:90982b1c3b8edb4fe1c93cbd6c562bd791bd05ed010c0a449b245837e8daa4b5","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_zinc","pubmed_zinc"],"source_records":[{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-07-21","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-07-21","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-21","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/693749220022/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":"2026-07-21","presentation_tone":"ok","evidence_id":"ev-96ba86a55ab4","evidence_url":"https://lookcloser.ai/e/ev-96ba86a55ab4","content_fingerprint":"sha256:8d96f4a3b181fd218ddfcfcf28d219ec5608f2f3973401655b1244dd01626645","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":"2026-07-21","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 5257935","receipt_label":"USPTO · Registration 5257935"}],"observed_at":"2026-07-21","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/693749220022/full#finding-uspto-trademark-registry-exact-trademark-owner-identified"},{"id":"label-and-serving-arithmetic-label-math-could-not-be-verified","source":"Label and serving arithmetic","class":"gap","noted":false,"severity":"pend","weight":26,"headline":"Label math could not be verified","detail":"The retained listing evidence does not establish net weight, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike.","proof":"The retained listing evidence does not establish net weight, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike.","identity_basis":"listing","status":"live","source_refs":["facts_panel","source_listing"],"source_url":"https://www.amazon.com/dp/B0012ZQPKG","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-909b561a918f","evidence_url":"https://lookcloser.ai/e/ev-909b561a918f","content_fingerprint":"sha256:fc29534baedc80670e49a0c9e0bdf141a2ea3da0163bb5c527c419787562f604","registry_receipts":[],"evidence":{"summary":"The retained listing evidence does not establish net weight, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike.","source_refs":["facts_panel","source_listing"],"source_records":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","looked":"LookCloser checked Label and serving arithmetic.","found":"The retained listing evidence does not establish net weight, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike."},"html_anchor":"finding-label-and-serving-arithmetic-label-math-could-not-be-verified","report_url":"https://lookcloser.ai/p/693749220022/full#finding-label-and-serving-arithmetic-label-math-could-not-be-verified"},{"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":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-16068a25aa3a","evidence_url":"https://lookcloser.ai/e/ev-16068a25aa3a","content_fingerprint":"sha256:f7f987372ade2d4b0905c61be846cbde4ee5dae83e48cf82a62a87e6667635ad","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":"2026-07-21","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/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","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/693749220022/full#finding-certification-laboratory-record-testing-claimed-documentation-not-found"},{"id":"nih-published-research-research-context-is-available-for-the-listed-ingr","source":"NIH / published research","class":"gap","noted":false,"severity":"info","weight":22,"headline":"Research context is available for the listed ingredients","detail":"Published sources describe how zinc have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Zinc fact sheet, PubMed search: zinc supplementation trial.","proof":"Published sources describe how zinc have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Zinc fact sheet, PubMed search: zinc supplementation trial.","identity_basis":"ingredient","status":"live","source_refs":["nih_ods_zinc","pubmed_zinc"],"source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","scope":"ingredient_context","inference_level":"gap","observed_at":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-772db1dd9cb1","evidence_url":"https://lookcloser.ai/e/ev-772db1dd9cb1","content_fingerprint":"sha256:35e7e61eaf87b883ea5a8c5b2d7c2c83d4b40d0a1a9a6d361f0029cc0aff7340","registry_receipts":[{"source":"nih_ods_zinc","url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","label":"NIH ODS — Zinc fact sheet","registry_name":"NIH ODS","standard":null,"identifier":"zinc"}],"evidence":{"summary":"Published sources describe how zinc have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Zinc fact sheet, PubMed search: zinc supplementation trial.","source_refs":["nih_ods_zinc","pubmed_zinc"],"source_records":[{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-07-21","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-07-21","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-21","looked":"LookCloser checked NIH / published research.","found":"Published sources describe how zinc have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Zinc fact sheet, PubMed search: zinc supplementation trial."},"html_anchor":"finding-nih-published-research-research-context-is-available-for-the-listed-ingr","report_url":"https://lookcloser.ai/p/693749220022/full#finding-nih-published-research-research-context-is-available-for-the-listed-ingr"},{"id":"review_velocity_gradual","source":"keepa","class":"ok","weight":20,"headline":"The review count moved gradually, not in one burst","detail":"Written reviews rose from 266 to 310 between August 10, 2025 and August 22, 2026. The largest rise inside any single 30-day window was about 9, so the count moved in steps rather than in one burst.","proof":{"first":["2025-08-10",266],"last":["2026-08-22",310],"max_30d_review_gain":9},"identity_basis":"listing","status":"live","severity":"ok","source_refs":["source_listing"],"source_url":"https://www.amazon.com/dp/B0012ZQPKG","scope":"exact_listing","inference_level":"direct_observation","observed_at":"2026-07-21","presentation_tone":"ok","evidence_id":"ev-4380fe596497","evidence_url":"https://lookcloser.ai/e/ev-4380fe596497","content_fingerprint":"sha256:dfb5ec9695c1b858889871a6b533f6fa0ce580611049a7c96f408810767267c1","registry_receipts":[],"evidence":{"summary":{"first":["2025-08-10",266],"last":["2026-08-22",310],"max_30d_review_gain":9},"source_refs":["source_listing"],"source_records":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","looked":"LookCloser checked keepa.","found":"Written reviews rose from 266 to 310 between August 10, 2025 and August 22, 2026. The largest rise inside any single 30-day window was about 9, so the count moved in steps rather than in one burst."},"html_anchor":"finding-review_velocity_gradual","report_url":"https://lookcloser.ai/p/693749220022/full#finding-review_velocity_gradual"},{"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® Zinc Picolinate 30 mg”. 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® Zinc Picolinate 30 mg”. 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":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-471d7fda91c8","evidence_url":"https://lookcloser.ai/e/ev-471d7fda91c8","content_fingerprint":"sha256:ee4f2386bbf8bb3bae8d250d006164d825a589451b52c358b520fdfa90ec124b","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® Zinc Picolinate 30 mg”. 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":"2026-07-21","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/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","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® Zinc Picolinate 30 mg”. 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/693749220022/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/B0012ZQPKG","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-9f1c0bf9c407","evidence_url":"https://lookcloser.ai/e/ev-9f1c0bf9c407","content_fingerprint":"sha256:98655c6888e3da3182b3f846ba5e66d36b56aa3e5a993132bf23253830fb351a","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/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","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/693749220022/full#finding-label-and-serving-arithmetic-public-label-filing-not-retained"},{"id":"fda-public-records-recall-search-no-match-found-as-of-sep-03-2026","source":"FDA public records","class":"gap","noted":false,"severity":"info","weight":19,"headline":"Recall search: no match found (as of Sep 03, 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":"2026-07-21","presentation_tone":"caution","evidence_id":"ev-5d7527d4e786","evidence_url":"https://lookcloser.ai/e/ev-5d7527d4e786","content_fingerprint":"sha256:b8ef11b0d7ba584afa0d375333e054b5ad60e6bac9df215846bcd58094f85897","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":"2026-07-21","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"THORNE","receipt_label":"FDA enforcement search · THORNE"}],"observed_at":"2026-07-21","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-sep-03-2026","report_url":"https://lookcloser.ai/p/693749220022/full#finding-fda-public-records-recall-search-no-match-found-as-of-sep-03-2026"},{"id":"keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam","source":"Keepa exact-listing history","class":"gap","noted":false,"severity":"info","weight":19,"headline":"This item belongs to a catalog variation family","detail":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant.","proof":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant.","identity_basis":"listing","status":"live","source_refs":["keepa_history","source_listing"],"source_url":"https://keepa.com/#!product/1-B0012ZQPKG","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-f1edadde07d0","evidence_url":"https://lookcloser.ai/e/ev-f1edadde07d0","content_fingerprint":"sha256:9fadbf35b9ddc72895a6a6f56e445cb790a09576b9d28ee5c3d14ae934dabd52","registry_receipts":[],"evidence":{"summary":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant.","source_refs":["keepa_history","source_listing"],"source_records":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","looked":"LookCloser checked Keepa exact-listing history.","found":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant."},"html_anchor":"finding-keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam","report_url":"https://lookcloser.ai/p/693749220022/full#finding-keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam"},{"id":"keepa-exact-listing-history-180-day-review-count-history-is-on-file","source":"Keepa exact-listing history","class":"gap","noted":false,"severity":"info","weight":16,"headline":"180-day review-count history is on file","detail":"Exact-listing history records written-review counts from 265 on 2025-08-03 to 310 on 2026-08-22 (net +45). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","proof":"Exact-listing history records written-review counts from 265 on 2025-08-03 to 310 on 2026-08-22 (net +45). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","identity_basis":"listing","status":"live","source_refs":["keepa_history","source_listing"],"source_url":"https://keepa.com/#!product/1-B0012ZQPKG","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-201a6e706b56","evidence_url":"https://lookcloser.ai/e/ev-201a6e706b56","content_fingerprint":"sha256:c226520b9421c9fb3dc21e7a3af69d60be0e7b31bbfbd9c5408ee5154c637a66","registry_receipts":[],"evidence":{"summary":"Exact-listing history records written-review counts from 265 on 2025-08-03 to 310 on 2026-08-22 (net +45). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","source_refs":["keepa_history","source_listing"],"source_records":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","looked":"LookCloser checked Keepa exact-listing history.","found":"Exact-listing history records written-review counts from 265 on 2025-08-03 to 310 on 2026-08-22 (net +45). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic."},"html_anchor":"finding-keepa-exact-listing-history-180-day-review-count-history-is-on-file","report_url":"https://lookcloser.ai/p/693749220022/full#finding-keepa-exact-listing-history-180-day-review-count-history-is-on-file"},{"id":"barcode-gtin-record-barcode-record-is-too-sparse-to-confirm-identity","source":"Barcode / GTIN record","class":"gap","noted":false,"severity":"info","weight":14,"headline":"Barcode record is too sparse to confirm identity","detail":"Open Food Facts resolves 693749220022 to \"Zinc picolinate\" (brand not supplied), but that record lacks enough exact brand/product detail to confirm or contradict this listing.","proof":"Open Food Facts resolves 693749220022 to \"Zinc picolinate\" (brand not supplied), but that record lacks enough exact brand/product detail to confirm or contradict this listing.","identity_basis":"gtin","status":"live","source_refs":["barcode_search","source_listing"],"source_url":"https://world.openfoodfacts.org/product/00693749220022","scope":"exact_product","inference_level":"gap","observed_at":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-28d5b8a08408","evidence_url":"https://lookcloser.ai/e/ev-28d5b8a08408","content_fingerprint":"sha256:bf348e0d15ea1d857c0fb5125eec6413d45eb6a10936a3ad730e7794a42a7a0e","registry_receipts":[],"evidence":{"summary":"Open Food Facts resolves 693749220022 to \"Zinc picolinate\" (brand not supplied), but that record lacks enough exact brand/product detail to confirm or contradict this listing.","source_refs":["barcode_search","source_listing"],"source_records":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00693749220022","observed_at":"2026-07-21","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","looked":"LookCloser checked Barcode / GTIN record.","found":"Open Food Facts resolves 693749220022 to \"Zinc picolinate\" (brand not supplied), but that record lacks enough exact brand/product detail to confirm or contradict this listing."},"html_anchor":"finding-barcode-gtin-record-barcode-record-is-too-sparse-to-confirm-identity","report_url":"https://lookcloser.ai/p/693749220022/full#finding-barcode-gtin-record-barcode-record-is-too-sparse-to-confirm-identity"}],"evidence_records":[{"evidence_id":"ev-96ba86a55ab4","record_id":"693749220022","gtin":"693749220022","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":"2026-07-21","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 5257935","receipt_label":"USPTO · Registration 5257935"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:8d96f4a3b181fd218ddfcfcf28d219ec5608f2f3973401655b1244dd01626645","evidence_url":"https://lookcloser.ai/e/ev-96ba86a55ab4"},{"evidence_id":"ev-4380fe596497","record_id":"693749220022","gtin":"693749220022","claim_key":"finding:review_velocity_gradual","primary_source":"source_listing","claim":"The review count moved gradually, not in one burst","bucket":"checks_out","looked":"LookCloser checked keepa.","found":"Written reviews rose from 266 to 310 between August 10, 2025 and August 22, 2026. The largest rise inside any single 30-day window was about 9, so the count moved in steps rather than in one burst.","proof":{"first":["2025-08-10",266],"last":["2026-08-22",310],"max_30d_review_gain":9},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:dfb5ec9695c1b858889871a6b533f6fa0ce580611049a7c96f408810767267c1","evidence_url":"https://lookcloser.ai/e/ev-4380fe596497"},{"evidence_id":"ev-17705c222c1f","record_id":"693749220022","gtin":"693749220022","claim_key":"finding:nih-published-research-each-ingredient-s-amount-is-disclosed","primary_source":"nih_ods_zinc","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_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-07-21","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-07-21","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:90982b1c3b8edb4fe1c93cbd6c562bd791bd05ed010c0a449b245837e8daa4b5","evidence_url":"https://lookcloser.ai/e/ev-17705c222c1f"},{"evidence_id":"ev-5d7527d4e786","record_id":"693749220022","gtin":"693749220022","claim_key":"finding:fda-public-records-recall-search-no-match-found-as-of-sep-03-2026","primary_source":"openfda_search","claim":"Recall search: no match found (as of Sep 03, 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":"2026-07-21","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"THORNE","receipt_label":"FDA enforcement search · THORNE"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:b8ef11b0d7ba584afa0d375333e054b5ad60e6bac9df215846bcd58094f85897","evidence_url":"https://lookcloser.ai/e/ev-5d7527d4e786"},{"evidence_id":"ev-909b561a918f","record_id":"693749220022","gtin":"693749220022","claim_key":"finding:label-and-serving-arithmetic-label-math-could-not-be-verified","primary_source":"facts_panel","claim":"Label math could not be verified","bucket":"unverified","looked":"LookCloser checked Label and serving arithmetic.","found":"The retained listing evidence does not establish net weight, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike.","proof":{"detail":"The retained listing evidence does not establish net weight, per-serving dose, servings per container, so the dose claim cannot yet be checked against serving arithmetic. This is a neutral evidence gap, not a pass or strike."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:fc29534baedc80670e49a0c9e0bdf141a2ea3da0163bb5c527c419787562f604","evidence_url":"https://lookcloser.ai/e/ev-909b561a918f"},{"evidence_id":"ev-9f1c0bf9c407","record_id":"693749220022","gtin":"693749220022","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/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:98655c6888e3da3182b3f846ba5e66d36b56aa3e5a993132bf23253830fb351a","evidence_url":"https://lookcloser.ai/e/ev-9f1c0bf9c407"},{"evidence_id":"ev-28d5b8a08408","record_id":"693749220022","gtin":"693749220022","claim_key":"finding:barcode-gtin-record-barcode-record-is-too-sparse-to-confirm-identity","primary_source":"barcode_search","claim":"Barcode record is too sparse to confirm identity","bucket":"unverified","looked":"LookCloser checked Barcode / GTIN record.","found":"Open Food Facts resolves 693749220022 to \"Zinc picolinate\" (brand not supplied), but that record lacks enough exact brand/product detail to confirm or contradict this listing.","proof":{"detail":"Open Food Facts resolves 693749220022 to \"Zinc picolinate\" (brand not supplied), but that record lacks enough exact brand/product detail to confirm or contradict this listing."},"source_refs":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00693749220022","observed_at":"2026-07-21","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:bf348e0d15ea1d857c0fb5125eec6413d45eb6a10936a3ad730e7794a42a7a0e","evidence_url":"https://lookcloser.ai/e/ev-28d5b8a08408"},{"evidence_id":"ev-471d7fda91c8","record_id":"693749220022","gtin":"693749220022","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® Zinc Picolinate 30 mg”. 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® Zinc Picolinate 30 mg”. 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":"2026-07-21","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/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:ee4f2386bbf8bb3bae8d250d006164d825a589451b52c358b520fdfa90ec124b","evidence_url":"https://lookcloser.ai/e/ev-471d7fda91c8"},{"evidence_id":"ev-16068a25aa3a","record_id":"693749220022","gtin":"693749220022","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":"2026-07-21","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/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:f7f987372ade2d4b0905c61be846cbde4ee5dae83e48cf82a62a87e6667635ad","evidence_url":"https://lookcloser.ai/e/ev-16068a25aa3a"},{"evidence_id":"ev-201a6e706b56","record_id":"693749220022","gtin":"693749220022","claim_key":"finding:keepa-exact-listing-history-180-day-review-count-history-is-on-file","primary_source":"keepa_history","claim":"180-day review-count history is on file","bucket":"unverified","looked":"LookCloser checked Keepa exact-listing history.","found":"Exact-listing history records written-review counts from 265 on 2025-08-03 to 310 on 2026-08-22 (net +45). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","proof":{"detail":"Exact-listing history records written-review counts from 265 on 2025-08-03 to 310 on 2026-08-22 (net +45). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic."},"source_refs":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:c226520b9421c9fb3dc21e7a3af69d60be0e7b31bbfbd9c5408ee5154c637a66","evidence_url":"https://lookcloser.ai/e/ev-201a6e706b56"},{"evidence_id":"ev-f1edadde07d0","record_id":"693749220022","gtin":"693749220022","claim_key":"finding:keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam","primary_source":"keepa_history","claim":"This item belongs to a catalog variation family","bucket":"unverified","looked":"LookCloser checked Keepa exact-listing history.","found":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant.","proof":{"detail":"The paid catalog links this exact item to a parent listing. Review counts on public product pages may be shared across sizes, flavors, or other variants, so the count history is listing context — not evidence that reviewers received or tested this exact variant."},"source_refs":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:9fadbf35b9ddc72895a6a6f56e445cb790a09576b9d28ee5c3d14ae934dabd52","evidence_url":"https://lookcloser.ai/e/ev-f1edadde07d0"},{"evidence_id":"ev-772db1dd9cb1","record_id":"693749220022","gtin":"693749220022","claim_key":"finding:nih-published-research-research-context-is-available-for-the-listed-ingr","primary_source":"nih_ods_zinc","claim":"Research context is available for the listed ingredients","bucket":"unverified","looked":"LookCloser checked NIH / published research.","found":"Published sources describe how zinc have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Zinc fact sheet, PubMed search: zinc supplementation trial.","proof":{"detail":"Published sources describe how zinc have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Zinc fact sheet, PubMed search: zinc supplementation trial."},"source_refs":[{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-07-21","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-07-21","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:35e7e61eaf87b883ea5a8c5b2d7c2c83d4b40d0a1a9a6d361f0029cc0aff7340","evidence_url":"https://lookcloser.ai/e/ev-772db1dd9cb1"},{"evidence_id":"ev-2e244fe8d493","record_id":"693749220022","gtin":"693749220022","claim_key":"claim:testing","primary_source":"source_listing","claim":"“of a type of white blood cell that helps moderate the body’s inflammatory response during times of immune stress* Skin and Eyes: Zinc promotes…”","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":"…tivation of a type of white blood cell that helps moderate the body’s inflammatory response during times of immune stress* Skin and Eyes: Zinc promotes healthy skin and "},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"brand_store","source_url":"https://www.thorne.com","observed_at":"2026-07-21","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":"2026-07-21","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":"2026-07-21","content_fingerprint":"sha256:a69c2b4c9b3c1133362901a802fe9ca707cb4c1bbbd6519e7f23f284c02cfee7","evidence_url":"https://lookcloser.ai/e/ev-2e244fe8d493"},{"evidence_id":"ev-43fee647e2a5","record_id":"693749220022","gtin":"693749220022","claim_key":"claim:efficacy","primary_source":"source_listing","claim":"“THORNE - Zinc Picolinate 30 mg - Well-Absorbed Zinc Supplement for Growth and Immune Function - Promotes Healthy Skin & Eyes* - Third-Party…”","bucket":"partly","looked":"whether the ingredient doses on the label match the doses used in published research","found":"Published research exists for ingredients in this formula. Whether this product’s doses match those studies could not be confirmed.","proof":{"kind":"efficacy","status":"partly","snippet":"THORNE - Zinc Picolinate 30 mg - Well-Absorbed Zinc Supplement for Growth and Immune Function - Promotes Healthy Skin & Eyes* - Third-Party Certified - Gluten, Dairy & So"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0012ZQPKG","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-07-21","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-07-21","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:9cf55297e1dd7501b1465e8ce5f68b630836f5861f2ffba0fba428928ac544cf","evidence_url":"https://lookcloser.ai/e/ev-43fee647e2a5"}],"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":30,"headline_subject":"zinc","subject_actual_mg":30},"listing_claims":{"dose_claims":[{"subject":"zinc","amount_mg":30,"basis":"unspecified"}],"testing":{"claimed":true,"named_lab_or_certifier":false},"container":{"units":60,"servings":null,"pack_count":1,"units_conflict":false},"marketing_text":["DIETARY SUPPLEMENT","Zinc supports skin and connective tissues, protects against oxidative stress, and promotes immune, eye, nerve, and repro","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.","A well-researched form of zinc that exhibits superior absorption and tolerability","Supports the development and function of cells related to the immune system","Promotes cellular skin repair","Supports the body's normal production of testosterone, a hormone essential for promoting lean muscle mass"],"certification_text":["Third-Party Certified","DAIRY FREE","SOY FREE","GLUTEN FREE"],"claim_checks":[{"kind":"testing","label":"Quality-testing claim","snippet":"…tivation of a type of white blood cell that helps moderate the body’s inflammatory response during times of immune stress* Skin and Eyes: Zinc promotes healthy skin and ","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":"THORNE - Zinc Picolinate 30 mg - Well-Absorbed Zinc Supplement for Growth and Immune Function - Promotes Healthy Skin & Eyes* - Third-Party Certified - Gluten, Dairy & So","looked":"whether the ingredient doses on the label match the doses used in published research","found":"Published research exists for ingredients in this formula. Whether this product’s doses match those studies could not be confirmed.","status":"partly"}],"identity_basis":"source_listing_and_identity_bound_label"},"facts_panel_status":"captured","label_photo_read":{"src":"vision:google/gemini-2.5-flash","reader_version":"2026-07-26.2","images_read":8,"raw_reads":[{"img":0,"model":"google/gemini-2.5-flash","text":"```json\n{\"brand\": \"THORNE\", \"product_name\": \"Zinc Picolinate 30 mg\", \"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\": [\"DIETARY SUPPLEMENT\"], \"certifications\": []}\n```"},{"img":1,"model":"google/gemini-2.5-flash","text":"```json\n{\"brand\": null,\n \"product_name\": null,\n \"barcode\": null,\n \"panel\": true,\n \"serving_size_text\": \"One Capsule\",\n \"serving_size_g\": null,\n \"servings_per_container\": null,\n \"net_weight_text\": null,\n \"net_weight_g\": null,\n \"unit_count_text\": null,\n \"responsible_parties\": [],\n \"websites\": [],\n \"actives\": [{\"name\": \"Zinc (as Zinc Picolinate)\", \"amount\": \"30\", \"unit\": \"mg\"}],\n \"label_claims\": [],\n \"certifications\": []}\n```"},{"img":2,"model":"google/gemini-2.5-flash","text":"```json\n{\"brand\": null,\n \"product_name\": \"Zinc Picolinate 30 mg\",\n \"barcode\": null,\n \"panel\": false,\n \"serving_size_text\": null,\n \"serving_size_g\": null,\n \"servings_per_container\": null,\n \"net_weight_text\": null,\n \"net_weight_g\": null,\n \"unit_count_text\": null,\n \"responsible_parties\": [],\n \"websites\": [],\n \"actives\": [],\n \"label_claims\": [\"Zinc supports skin and connective tissues, protects against oxidative stress, and promotes immune, eye, nerve, and reproductive health.\"],\n \"certifications\": []}\n```"},{"img":3,"model":"google/gemini-2.5-flash","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```"},{"img":4,"model":"google/gemini-2.5-flash","text":"```json\n{\"brand\": null,\n \"product_name\": null,\n \"barcode\": null,\n \"panel\": false,\n \"serving_size_text\": null,\n \"serving_size_g\": null,\n \"servings_per_container\": null,\n \"net_weight_text\": null,\n \"net_weight_g\": null,\n \"unit_count_text\": null,\n \"responsible_parties\": [],\n \"websites\": [],\n \"actives\": [],\n \"label_claims\": [\"A well-researched form of zinc that exhibits superior absorption and tolerability\", \"Supports the development and function of cells related to the immune system\", \"Promotes cellular skin repair\", \"Supports the body's normal production of testosterone, a hormone essential for promoting lean muscle mass\"],\n \"certifications\": [\"Third-Party Certified\"]}\n```"},{"img":5,"model":"google/gemini-2.5-flash","text":"```json\n{\"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\": [\"Take 1 capsule daily.\", \"Recommended to take with a meal.\"], \"certifications\": []}\n```"},{"img":6,"model":"google/gemini-2.5-flash","text":"```json\n{\"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\": [\"4 rounds of testing\", \"Every supplement manufactured by Thorne undergoes four rounds of testing to ensure every supplement meets our high standards.\"], \"certifications\": [\"DAIRY FREE\", \"SOY FREE\", \"GLUTEN FREE\"]}\n```"},{"img":7,"model":"google/gemini-2.5-flash","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\": [\"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/61WemwKfzIL._AC_SL1500_.jpg","https://m.media-amazon.com/images/I/714AmdgIS2L._AC_SL1500_.jpg","https://m.media-amazon.com/images/I/71nN415u49L._AC_SL1500_.jpg","https://m.media-amazon.com/images/I/71zsQdiQs1L._AC_SL1500_.jpg","https://m.media-amazon.com/images/I/812mFYM28FL._AC_SL1500_.jpg","https://m.media-amazon.com/images/I/71J1K8fSIFL._AC_SL1500_.jpg","https://m.media-amazon.com/images/I/71P-m+MePoL._AC_SL1500_.jpg","https://m.media-amazon.com/images/I/61kcn1BssFL._AC_SL1280_.jpg"],"facts_panel_image":1,"brand":"THORNE","product_name":"Zinc Picolinate 30 mg","barcode":null,"barcode_identity_status":"unreadable_or_absent","serving_size_text":"One Capsule","serving_size_g":null,"servings_per_container":null,"net_weight_text":null,"net_weight_g":null,"unit_count_text":"60 CAPSULES","actives":[{"name":"Zinc (as Zinc Picolinate)","amount":"30","unit":"mg"}],"responsible_parties":[],"websites":[],"label_claims":["DIETARY SUPPLEMENT","Zinc supports skin and connective tissues, protects against oxidative stress, and promotes immune, eye, nerve, and repro","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.","A well-researched form of zinc that exhibits superior absorption and tolerability","Supports the development and function of cells related to the immune system","Promotes cellular skin repair","Supports the body's normal production of testosterone, a hormone essential for promoting lean muscle mass"],"certifications":["Third-Party Certified","DAIRY FREE","SOY FREE","GLUTEN FREE"],"panel_rows":[{"name":"Zinc (as Zinc Picolinate)","amount":"30","unit":"mg"}]},"resolved_facts_panel":{"src":"vision:google/gemini-2.5-flash","reader_version":"2026-07-26.2","images_read":8,"raw_reads":[{"img":0,"model":"google/gemini-2.5-flash","text":"```json\n{\"brand\": \"THORNE\", \"product_name\": \"Zinc Picolinate 30 mg\", \"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\": [\"DIETARY SUPPLEMENT\"], \"certifications\": []}\n```"},{"img":1,"model":"google/gemini-2.5-flash","text":"```json\n{\"brand\": null,\n \"product_name\": null,\n \"barcode\": null,\n \"panel\": true,\n \"serving_size_text\": \"One Capsule\",\n \"serving_size_g\": null,\n \"servings_per_container\": null,\n 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