{"schema":"lookcloser/record@0.2","compatible_with":["lookcloser/record@0.1"],"record_id":"898440001844","processing":{"collection_process_version":"2026-07-24.5","last_collected_at":"2026-07-26T15:21:27-0700","last_collection_event":"intake","label_reader_version":"2026-07-24.6","report_schema":"lookcloser/record@0.2","rendered_at":"2026-07-26T16:09:30-0700"},"analysis_status":"complete","processing_gaps":[],"gtin":"898440001844","listing_identifier":"B0CKGDP313","brand":"Qunol","title":"Qunol Magnesium Extra Strength 420 mg","listing_title":"Qunol Magnesium 420mg, Extra Strength, High Absorption, Vegetarian, 180ct","identity":{"canonical_gtin":"00898440001844","source_listing_gtin":"00898440001844","listing_identifier":"B0CKGDP313","product_image":"https://m.media-amazon.com/images/I/612AclobyDL.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/B0CKGDP313","primary_url":"https://m.media-amazon.com/images/I/612AclobyDL.jpg","image_count":8,"last_attempted":"2026-07-26T15:21:26-0700","attempts":1},"observed_at":"2026-07-26","source_confirmations":["source_listing_gtin","external_barcode_record","brand_store_gtin"],"brand_consistency":{"status":"match","compatible":true,"listing_brand":"Qunol","package_brand":"Qunol","match_method":"normalized_exact","similarity":1},"identity_rule":"exact identifiers only; related products are never substituted"},"trademark_owner":null,"trademark_owner_candidates":[{"name":"Quten Research Institute, LLC","entity":"LIMITED LIABILITY COMPANY","country":"Delaware, USA","address_filed":"10 Bloomfield Ave., Building B, Pine Brook, New Jersey 07058, UNITED STATES","address_public":"New Jersey 07058, UNITED STATES","serial_number":"98679875","registration_number":"7724060","wordmark":"QUNOL","status_description":"REGISTERED","filed_date":"2024-08-02T00:00:00","first_use_commerce_date":"2020-03-06","registration_date":"2025-03-11","assignment_recorded":false,"goods_services":["IC 005: Nutritional supplements."],"source":"USPTO Trademark Search","source_url":"https://tsdr.uspto.gov/#caseNumber=98679875&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","identity_basis":"exact_wordmark_and_supplement_goods"},{"name":"Quten IP Holdings, LLC","entity":"LIMITED LIABILITY COMPANY","country":"NEVADA, USA; DELAWARE, USA","address_filed":"39 Plymouth Street, Fairfield, NEW JERSEY 07004, UNITED STATES","address_public":"NEW JERSEY 07004, UNITED STATES; New Jersey 07058, UNITED STATES","serial_number":"86164844","registration_number":"4690885","wordmark":"QUNOL","status_description":"REGISTERED AND RENEWED","filed_date":"2014-01-14T00:00:00","first_use_commerce_date":"2007-05-01","registration_date":"2015-02-24","assignment_recorded":true,"goods_services":["IC 005: Dietary supplements."],"source":"USPTO Trademark Search","source_url":"https://tsdr.uspto.gov/#caseNumber=86164844&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","identity_basis":"exact_wordmark_and_supplement_goods"}],"trademark_owner_status":"multiple","product_manufacturer_link":"not_established","label_responsible_parties":[{"role":"distributed_by","name":null,"address":null,"verbatim":"MDF Instrument\nع"},{"role":"manufactured_for","name":"Dr. Tiffany Di Pietro, DO\nCardiology","address":null,"verbatim":"Dr. Tiffany Di Pietro, DO\nCardiology"}],"identity_nodes":[{"role":"distributed_by","name":null,"address":null,"verbatim":"MDF Instrument\nع","source_ref":"facts_panel","identity_basis":"verbatim_package_text","relationship_to_trademark_owner":"not_comparable","relationship_limit":"Different printed and trademark-owner names do not establish a conflict; the entities may have distributor, manufacturer, or licensing relationships."},{"role":"manufactured_for","name":"Dr. Tiffany Di Pietro, DO\nCardiology","address":null,"verbatim":"Dr. Tiffany Di Pietro, DO\nCardiology","source_ref":"facts_panel","identity_basis":"verbatim_package_text","relationship_to_trademark_owner":"not_comparable","relationship_limit":"Different printed and trademark-owner names do not establish a conflict; the entities may have distributor, manufacturer, or licensing relationships."}],"seller_of_record":null,"seller_of_record_status":"not_collected_founder_gated","consumer_view":{"template":"claim_question","kicker":"The useful read","headline":"FDA recall appears in this brand's history","deck":"An exact-product recall is a direct signal. A different product from the same firm is company context, not a strike against this item.","display_mode":"single_home_per_finding","finding_ids":["fda-public-records-fda-recall-appears-in-this-brand-s-history","uspto-trademark-registry-multiple-uspto-brand-owner-records-are-shown","label-and-serving-arithmetic-listing-claim-matches-the-supplement-facts-","nih-published-research-each-ingredient-s-amount-is-disclosed","brand-storefront-same-barcode-on-the-brand-s-own-store","nih-published-research-research-context-is-available-for-the-listed-ingr","nih-published-research-reaching-a-studied-dose-costs-about-6-month"],"point_finding_ids":["fda-public-records-fda-recall-appears-in-this-brand-s-history","uspto-trademark-registry-multiple-uspto-brand-owner-records-are-shown","label-and-serving-arithmetic-listing-claim-matches-the-supplement-facts-"],"cards":[{"finding_id":"fda-public-records-fda-recall-appears-in-this-brand-s-history","card_type":"fda_recall","question":"safety","tone":"warn","weight":96,"headline":"FDA recall appears in this brand's history","evidence":"This recall is not about the product on this page. QUTEN RESEARCH INSTITIUTE LLC recalled a different product on December 16, 2025. FDA lists that case as Ongoing. The recalled item was “Qunol, Extra Strength Turmeric Capsule, 1000mg ,HDPE bottle with cap, BIO7771 120 count…”","so_what":"An exact-product recall is a direct signal. A different product from the same firm is company context, not a strike against this item.","source":"FDA public records","source_links":[],"registry_receipts":[{"source":"openfda_search","url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Qunol%22+OR+product_description:%22Qunol%22)&limit=5","label":"FDA enforcement search · Qunol","registry_name":"FDA enforcement","standard":null,"identifier":"Qunol"}],"evidence_id":"ev-05af8af4e1d3","evidence_url":"https://lookcloser.ai/e/ev-05af8af4e1d3","presentation_home":"finding_catalog"},{"finding_id":"uspto-trademark-registry-multiple-uspto-brand-owner-records-are-shown","card_type":"owner_candidates","question":"owner","tone":"neutral","weight":54,"headline":"Registered owner records: Quten Research Institute, LLC · Quten IP Holdings, LLC","evidence":"USPTO returned multiple live supplement-class records for the exact brand wordmark: Quten Research Institute, LLC, Quten IP Holdings, LLC. These records answer who owns registrations for the brand; the separate product-to-owner or manufacturer link remains open.","so_what":"The public ownership record is ambiguous. We show the exact candidates instead of choosing one by name similarity.","source":"USPTO trademark registry","source_links":[],"registry_receipts":[{"source":"uspto_search","url":"https://tsdr.uspto.gov/#caseNumber=98679875&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","label":"USPTO · Registrations 7724060, 4690885","registry_name":"USPTO","standard":null,"identifier":"Registrations 7724060, 4690885"}],"evidence_id":"ev-0e8d0adc4587","evidence_url":"https://lookcloser.ai/e/ev-0e8d0adc4587","presentation_home":"finding_catalog"},{"finding_id":"label-and-serving-arithmetic-listing-claim-matches-the-supplement-facts-","card_type":"claim_matches_panel","question":"label","tone":"ok","weight":52,"headline":"Listing claim matches the Supplement Facts panel","evidence":"The listing claims 420 mg; the photo-read Supplement Facts panel shows Magnesium at 420 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.","so_what":"The label promise and the Supplement Facts amount agree.","source":"Label and serving arithmetic","source_links":[],"registry_receipts":[],"evidence_id":"ev-7d0ad83c0009","evidence_url":"https://lookcloser.ai/e/ev-7d0ad83c0009","presentation_home":"finding_catalog"},{"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-3c85f2e1f0e6","evidence_url":"https://lookcloser.ai/e/ev-3c85f2e1f0e6","presentation_home":"finding_catalog"},{"finding_id":"brand-storefront-same-barcode-on-the-brand-s-own-store","card_type":"upc_corroborated","question":"owner","tone":"ok","weight":48,"headline":"The barcode identity checks out · 898440001844.","evidence":"The brand's store lists this exact barcode as “Magnesium Extra Strength 420 mg” (variant: 180ct) — identity confirmed across retailer listings.","so_what":"The barcode matches, so we are checking the right product rather than a look-alike.","source":"Brand storefront","source_links":[],"registry_receipts":[],"evidence_id":"ev-072e073565b8","evidence_url":"https://lookcloser.ai/e/ev-072e073565b8","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 magnesium.","evidence":"Published sources describe how magnesium 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 — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","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 — Magnesium fact sheet","url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","role":"magnesium context · not product evidence"},{"label":"PubMed search: magnesium glycinate supplementation","url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","role":"magnesium context · not product evidence"}],"registry_receipts":[{"source":"nih_ods_magnesium","url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","label":"NIH ODS — Magnesium fact sheet","registry_name":"NIH ODS","standard":null,"identifier":"magnesium"}],"evidence_id":"ev-53bf6f212517","evidence_url":"https://lookcloser.ai/e/ev-53bf6f212517","presentation_home":"research_section"},{"finding_id":"nih-published-research-reaching-a-studied-dose-costs-about-6-month","card_type":"cost_to_reach_dose","question":"value","tone":"neutral","weight":42,"headline":"Reaching a studied dose costs about $6/month","evidence":"At 1.0 serving(s) a day to reach the low end of the studied range (200–420 mg), this product runs roughly $6 per month. A price observation, not a recommendation.","so_what":"Comparing cost at a research-relevant amount shows how quickly the package is used and what the routine actually costs.","source":"NIH / published research","source_links":[],"registry_receipts":[],"evidence_id":"ev-43621250d820","evidence_url":"https://lookcloser.ai/e/ev-43621250d820","presentation_home":"finding_catalog"}],"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":["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":"FDA recall appears in this brand's history","summary":"This recall is not about the product on this page. QUTEN RESEARCH INSTITIUTE LLC recalled a different product on December 16, 2025. FDA lists that case as Ongoing. The recalled item was “Qunol, Extra Strength Turmeric Capsule, 1000mg ,HDPE bottle with cap, BIO7771 120 count bottle, BIO7772 120 count bottle ,BIO8281 60 count bottle .”. FDA recorded the reason as “Mold contamination detected for raw material lots that were produced in July and used in finished goods”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>.","lead_finding_id":"fda-public-records-fda-recall-appears-in-this-brand-s-history","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":"brand-storefront-same-barcode-on-the-brand-s-own-store","class":"ok","headline":"Same barcode on the brand's own store","source":"Brand storefront","scope":"exact_listing"}],"documented_concern_count":0,"confirmed_check_count":4,"open_question_count":1,"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":"FDA recall appears in this brand's history","detail":"This recall is not about the product on this page. QUTEN RESEARCH INSTITIUTE LLC recalled a different product on December 16, 2025. FDA lists that case as Ongoing. The recalled item was “Qunol, Extra Strength Turmeric Capsule, 1000mg ,HDPE bottle with cap, BIO7771 120 count bottle, BIO7772 120 count bottle ,BIO8281 60 count bottle .”. FDA recorded the reason as “Mold contamination detected for raw material lots that were produced in July and used in finished goods”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>.","lead_finding_id":"fda-public-records-fda-recall-appears-in-this-brand-s-history","meaning":"Finding-first decision support. Confirmed checks are not endorsements; cautions identify documented facts or bounded comparisons, not medical advice."},"public_verifiability":{"state":"no_contradictions_found","headline":"No contradictions found at this check depth","detail":"Passed every check we could run — not an endorsement; read the record.","meaning":"Evidence availability only. Missing public data is a gap, never a strike."},"consistency_score":8.5,"findings":[{"id":"label-and-serving-arithmetic-label-math-is-physically-consistent","source":"Label and serving arithmetic","class":"ok","noted":false,"severity":"ok","weight":46,"headline":"Label math is physically consistent","detail":"Claimed magnesium 420.0 mg is 42% of the ≈1,000 mg serving (serving size on the label, keyed to UPC 898440001844) — within physical limits.","proof":"Claimed magnesium 420.0 mg is 42% of the ≈1,000 mg serving (serving size on the label, keyed to UPC 898440001844) — within physical limits.","identity_basis":"listing","status":"live","source_refs":["facts_panel","source_listing"],"source_url":"https://www.amazon.com/dp/B0CKGDP313","scope":"exact_listing","inference_level":"derived","observed_at":"2026-07-26","presentation_tone":"ok","evidence_id":"ev-15cdf94865fc","evidence_url":"https://lookcloser.ai/e/ev-15cdf94865fc","content_fingerprint":"sha256:421985f0cbf508478b8c426cc91b3229e3609c0da2af40b5aa4a8e452cd6776f","registry_receipts":[],"evidence":{"summary":"Claimed magnesium 420.0 mg is 42% of the ≈1,000 mg serving (serving size on the label, keyed to UPC 898440001844) — within physical 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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":"2026-07-26","presentation_tone":"ok","evidence_id":"ev-3c85f2e1f0e6","evidence_url":"https://lookcloser.ai/e/ev-3c85f2e1f0e6","content_fingerprint":"sha256:b25fcd502e4ce5de2542369fc5396ae90a6a8506396f523953798cfef8fb5cbb","registry_receipts":[],"evidence":{"summary":"The panel gives a per-ingredient 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research."},"html_anchor":"finding-nih-published-research-each-ingredient-s-amount-is-disclosed","report_url":"https://lookcloser.ai/p/898440001844/full#finding-nih-published-research-each-ingredient-s-amount-is-disclosed"},{"id":"brand-storefront-same-barcode-on-the-brand-s-own-store","source":"Brand storefront","class":"ok","noted":false,"severity":"ok","weight":38,"headline":"Same barcode on the brand's own store","detail":"The brand's store lists this exact barcode as “Magnesium Extra Strength 420 mg” (variant: 180ct) — identity confirmed across retailer listings.","proof":"The brand's store lists this exact barcode as “Magnesium Extra Strength 420 mg” (variant: 180ct) — identity confirmed across retailer listings.","identity_basis":"listing","status":"live","source_refs":["brand_store","source_listing"],"source_url":"https://qunol.com/products/magnesium-120ct-capsules","scope":"exact_listing","inference_level":"direct_observation","observed_at":"2026-07-26","presentation_tone":"ok","evidence_id":"ev-072e073565b8","evidence_url":"https://lookcloser.ai/e/ev-072e073565b8","content_fingerprint":"sha256:a3e3c2a135682204e2e6237f6a3ec497d61eef194cfaeebe58c028ec232cd899","registry_receipts":[],"evidence":{"summary":"The brand's store lists this exact barcode as “Magnesium Extra Strength 420 mg” (variant: 180ct) — identity confirmed across retailer 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listing.","source_refs":["barcode_search","source_listing"],"source_records":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00898440001844","observed_at":"2026-07-26","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-26","looked":"LookCloser checked Barcode / GTIN record.","found":"Open Food Facts resolves 898440001844 to \"Extra Strength Magnesium\" (Qunol Minerals) — consistent with this listing."},"html_anchor":"finding-barcode-gtin-record-upc-independently-corroborated","report_url":"https://lookcloser.ai/p/898440001844/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-B0CKGDP313","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-26","presentation_tone":"gap","evidence_id":"ev-c8dbf3a6a285","evidence_url":"https://lookcloser.ai/e/ev-c8dbf3a6a285","content_fingerprint":"sha256:4bf94ad078b3a7da88bdb30f36fdd754ffdc21618dcf5fac0184c7fd8c4b12bf","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-B0CKGDP313","observed_at":"2026-07-26","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-26","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/898440001844/full#finding-keepa-exact-listing-history-review-count-history-not-available"},{"id":"label-and-serving-arithmetic-listing-claim-matches-the-supplement-facts-","source":"Label and serving arithmetic","class":"gap","noted":false,"severity":"info","weight":22,"headline":"Listing claim matches the Supplement Facts panel","detail":"The listing claims 420 mg; the photo-read Supplement Facts panel shows Magnesium at 420 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.","proof":"The listing claims 420 mg; the photo-read Supplement Facts panel shows Magnesium at 420 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.","identity_basis":"listing","status":"live","source_refs":["facts_panel","source_listing"],"source_url":"https://www.amazon.com/dp/B0CKGDP313","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-26","presentation_tone":"gap","evidence_id":"ev-7d0ad83c0009","evidence_url":"https://lookcloser.ai/e/ev-7d0ad83c0009","content_fingerprint":"sha256:908c7409ac3f89a185ef589a2c90384e5b3cdc7041c7713bd626b5bc2a6c6c62","registry_receipts":[],"evidence":{"summary":"The listing claims 420 mg; the photo-read Supplement Facts panel shows Magnesium at 420 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.","source_refs":["facts_panel","source_listing"],"source_records":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-26","looked":"LookCloser checked Label and serving arithmetic.","found":"The listing claims 420 mg; the photo-read Supplement Facts panel shows Magnesium at 420 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing."},"html_anchor":"finding-label-and-serving-arithmetic-listing-claim-matches-the-supplement-facts-","report_url":"https://lookcloser.ai/p/898440001844/full#finding-label-and-serving-arithmetic-listing-claim-matches-the-supplement-facts-"},{"id":"nih-published-research-magnesium-amount-in-daily-intake-context","source":"NIH / published research","class":"gap","noted":false,"severity":"info","weight":22,"headline":"Magnesium amount, in daily-intake context","detail":"label states 420 mg/serving — about 100% of the adult daily reference (adult RDA 310–420 mg elemental; NIH sets 350 mg/day as the supplemental upper level for elemental magnesium). A single serving isn’t meant to supply a full day, so this is context, not a shortfall. Caveat: chelate labels (glycinate, citrate) often state compound mass, which reads ~5–7× higher than elemental magnesium — the Supplement Facts panel settles which is meant. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","proof":"label states 420 mg/serving — about 100% of the adult daily reference (adult RDA 310–420 mg elemental; NIH sets 350 mg/day as the supplemental upper level for elemental magnesium). A single serving isn’t meant to supply a full day, so this is context, not a shortfall. Caveat: chelate labels (glycinate, citrate) often state compound mass, which reads ~5–7× higher than elemental magnesium — the Supplement Facts panel settles which is meant. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","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":"gap","observed_at":"2026-07-26","presentation_tone":"gap","evidence_id":"ev-ee762ad0f46c","evidence_url":"https://lookcloser.ai/e/ev-ee762ad0f46c","content_fingerprint":"sha256:89858f844051df98dcc7845ff55445d182d58043133dbc3406a7e6b42de7de81","registry_receipts":[{"source":"nih_ods_magnesium","url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","label":"NIH ODS — Magnesium fact sheet","registry_name":"NIH ODS","standard":null,"identifier":"magnesium"}],"evidence":{"summary":"label states 420 mg/serving — about 100% of the adult daily reference (adult RDA 310–420 mg elemental; NIH sets 350 mg/day as the supplemental upper level for elemental magnesium). A single serving isn’t meant to supply a full day, so this is context, not a shortfall. Caveat: chelate labels (glycinate, citrate) often state compound mass, which reads ~5–7× higher than elemental magnesium — the Supplement Facts panel settles which is meant. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","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":"2026-07-26","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":"2026-07-26","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-26","looked":"LookCloser checked NIH / published research.","found":"label states 420 mg/serving — about 100% of the adult daily reference (adult RDA 310–420 mg elemental; NIH sets 350 mg/day as the supplemental upper level for elemental magnesium). A single serving isn’t meant to supply a full day, so this is context, not a shortfall. Caveat: chelate labels (glycinate, citrate) often state compound mass, which reads ~5–7× higher than elemental magnesium — the Supplement Facts panel settles which is meant. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation."},"html_anchor":"finding-nih-published-research-magnesium-amount-in-daily-intake-context","report_url":"https://lookcloser.ai/p/898440001844/full#finding-nih-published-research-magnesium-amount-in-daily-intake-context"},{"id":"nih-published-research-reaching-a-studied-dose-costs-about-6-month","source":"NIH / published research","class":"gap","noted":false,"severity":"info","weight":22,"headline":"Reaching a studied dose costs about $6/month","detail":"At 1.0 serving(s) a day to reach the low end of the studied range (200–420 mg), this product runs roughly $6 per month. A price observation, not a recommendation.","proof":"At 1.0 serving(s) a day to reach the low end of the studied range (200–420 mg), this product runs roughly $6 per month. A price observation, not a recommendation.","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":"gap","observed_at":"2026-07-26","presentation_tone":"gap","evidence_id":"ev-43621250d820","evidence_url":"https://lookcloser.ai/e/ev-43621250d820","content_fingerprint":"sha256:bef34217ec8302c2d69700d59fe57869d25715b0c4005170f17bff0cc3644492","registry_receipts":[],"evidence":{"summary":"At 1.0 serving(s) a day to reach the low end of the studied range (200–420 mg), this product runs roughly $6 per month. A price observation, not a recommendation.","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":"2026-07-26","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":"2026-07-26","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-26","looked":"LookCloser checked NIH / published research.","found":"At 1.0 serving(s) a day to reach the low end of the studied range (200–420 mg), this product runs roughly $6 per month. A price observation, not a recommendation."},"html_anchor":"finding-nih-published-research-reaching-a-studied-dose-costs-about-6-month","report_url":"https://lookcloser.ai/p/898440001844/full#finding-nih-published-research-reaching-a-studied-dose-costs-about-6-month"},{"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 magnesium 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 — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","proof":"Published sources describe how magnesium 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 — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","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":"gap","observed_at":"2026-07-26","presentation_tone":"gap","evidence_id":"ev-53bf6f212517","evidence_url":"https://lookcloser.ai/e/ev-53bf6f212517","content_fingerprint":"sha256:964f0e73cb3cd2a91c7d67796ea15a434695ca8e5550da86d72f518bfb3444c5","registry_receipts":[{"source":"nih_ods_magnesium","url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","label":"NIH ODS — Magnesium fact sheet","registry_name":"NIH ODS","standard":null,"identifier":"magnesium"}],"evidence":{"summary":"Published sources describe how magnesium 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 — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","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":"2026-07-26","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":"2026-07-26","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-26","looked":"LookCloser checked NIH / published research.","found":"Published sources describe how magnesium 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 — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation."},"html_anchor":"finding-nih-published-research-research-context-is-available-for-the-listed-ingr","report_url":"https://lookcloser.ai/p/898440001844/full#finding-nih-published-research-research-context-is-available-for-the-listed-ingr"},{"id":"fda-public-records-fda-recall-appears-in-this-brand-s-history","source":"FDA public records","class":"gap","noted":true,"severity":"info","weight":19,"headline":"FDA recall appears in this brand's history","detail":"This recall is not about the product on this page. QUTEN RESEARCH INSTITIUTE LLC recalled a different product on December 16, 2025. FDA lists that case as Ongoing. The recalled item was “Qunol, Extra Strength Turmeric Capsule, 1000mg ,HDPE bottle with cap, BIO7771 120 count bottle, BIO7772 120 count bottle ,BIO8281 60 count bottle .”. FDA recorded the reason as “Mold contamination detected for raw material lots that were produced in July and used in finished goods”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>.","proof":"This recall is not about the product on this page. QUTEN RESEARCH INSTITIUTE LLC recalled a different product on December 16, 2025. FDA lists that case as Ongoing. The recalled item was “Qunol, Extra Strength Turmeric Capsule, 1000mg ,HDPE bottle with cap, BIO7771 120 count bottle, BIO7772 120 count bottle ,BIO8281 60 count bottle .”. FDA recorded the reason as “Mold contamination detected for raw material lots that were produced in July and used in finished goods”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>.","identity_basis":"none","status":"live","source_refs":["openfda_search"],"source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Qunol%22+OR+product_description:%22Qunol%22)&limit=5","scope":"search_scope","inference_level":"gap","observed_at":"2026-07-26","presentation_tone":"caution","evidence_id":"ev-05af8af4e1d3","evidence_url":"https://lookcloser.ai/e/ev-05af8af4e1d3","content_fingerprint":"sha256:aba551e5a27294a43ac3e09623c5ab44c0ebdc24408938e7477288b5bffeafae","registry_receipts":[{"source":"openfda_search","url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Qunol%22+OR+product_description:%22Qunol%22)&limit=5","label":"FDA enforcement search · Qunol","registry_name":"FDA enforcement","standard":null,"identifier":"Qunol"}],"evidence":{"summary":"This recall is not about the product on this page. QUTEN RESEARCH INSTITIUTE LLC recalled a different product on December 16, 2025. FDA lists that case as Ongoing. The recalled item was “Qunol, Extra Strength Turmeric Capsule, 1000mg ,HDPE bottle with cap, BIO7771 120 count bottle, BIO7772 120 count bottle ,BIO8281 60 count bottle .”. FDA recorded the reason as “Mold contamination detected for raw material lots that were produced in July and used in finished goods”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>.","source_refs":["openfda_search"],"source_records":[{"source":"openfda_search","source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Qunol%22+OR+product_description:%22Qunol%22)&limit=5","observed_at":"2026-07-26","identity_basis":"product_brand_title","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Qunol","receipt_label":"FDA enforcement search · Qunol"}],"observed_at":"2026-07-26","looked":"LookCloser checked FDA public records.","found":"This recall is not about the product on this page. QUTEN RESEARCH INSTITIUTE LLC recalled a different product on December 16, 2025. FDA lists that case as Ongoing. The recalled item was “Qunol, Extra Strength Turmeric Capsule, 1000mg ,HDPE bottle with cap, BIO7771 120 count bottle, BIO7772 120 count bottle ,BIO8281 60 count bottle .”. FDA recorded the reason as “Mold contamination detected for raw material lots that were produced in July and used in finished goods”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>."},"html_anchor":"finding-fda-public-records-fda-recall-appears-in-this-brand-s-history","report_url":"https://lookcloser.ai/p/898440001844/full#finding-fda-public-records-fda-recall-appears-in-this-brand-s-history"},{"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/B0CKGDP313","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-26","presentation_tone":"gap","evidence_id":"ev-141ba428562b","evidence_url":"https://lookcloser.ai/e/ev-141ba428562b","content_fingerprint":"sha256:8d151a1bbb11a26db13cb0228261bbad0e0c1f4c4e0ede71352e7d552ab6666d","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/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-26","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/898440001844/full#finding-label-and-serving-arithmetic-public-label-filing-not-retained"},{"id":"uspto-trademark-registry-multiple-uspto-brand-owner-records-are-shown","source":"USPTO trademark registry","class":"gap","noted":false,"severity":"pend","weight":18,"headline":"Multiple USPTO brand-owner records are shown","detail":"USPTO returned multiple live supplement-class records for the exact brand wordmark: Quten Research Institute, LLC, Quten IP Holdings, LLC. These records answer who owns registrations for the brand; the separate product-to-owner or manufacturer link remains open.","proof":"USPTO returned multiple live supplement-class records for the exact brand wordmark: Quten Research Institute, LLC, Quten IP Holdings, LLC. These records answer who owns registrations for the brand; the separate product-to-owner or manufacturer link remains open.","identity_basis":"owner_exact","status":"live","source_refs":["uspto_search"],"source_url":"https://tsdr.uspto.gov/#caseNumber=98679875&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","scope":"brand_owner","inference_level":"gap","observed_at":"2026-07-26","presentation_tone":"gap","evidence_id":"ev-0e8d0adc4587","evidence_url":"https://lookcloser.ai/e/ev-0e8d0adc4587","content_fingerprint":"sha256:a49d7eacc1d2ddea436df831dad2ca46b1b2cfd5dd28d105bb52ddbb5898bc7c","registry_receipts":[{"source":"uspto_search","url":"https://tsdr.uspto.gov/#caseNumber=98679875&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","label":"USPTO · Registrations 7724060, 4690885","registry_name":"USPTO","standard":null,"identifier":"Registrations 7724060, 4690885"}],"evidence":{"summary":"USPTO returned multiple live supplement-class records for the exact brand wordmark: Quten Research Institute, LLC, Quten IP Holdings, LLC. These records answer who owns registrations for the brand; the separate product-to-owner or manufacturer link remains open.","source_refs":["uspto_search"],"source_records":[{"source":"uspto_search","source_url":"https://tsdr.uspto.gov/#caseNumber=98679875&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-07-26","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registrations 7724060, 4690885","receipt_label":"USPTO · Registrations 7724060, 4690885"}],"observed_at":"2026-07-26","looked":"LookCloser checked USPTO trademark registry.","found":"USPTO returned multiple live supplement-class records for the exact brand wordmark: Quten Research Institute, LLC, Quten IP Holdings, LLC. These records answer who owns registrations for the brand; the separate product-to-owner or manufacturer link remains open."},"html_anchor":"finding-uspto-trademark-registry-multiple-uspto-brand-owner-records-are-shown","report_url":"https://lookcloser.ai/p/898440001844/full#finding-uspto-trademark-registry-multiple-uspto-brand-owner-records-are-shown"}],"evidence_records":[{"evidence_id":"ev-072e073565b8","record_id":"898440001844","gtin":"898440001844","claim_key":"finding:brand-storefront-same-barcode-on-the-brand-s-own-store","primary_source":"brand_store","claim":"Same barcode on the brand's own store","bucket":"checks_out","looked":"LookCloser checked Brand storefront.","found":"The brand's store lists this exact barcode as “Magnesium Extra Strength 420 mg” (variant: 180ct) — identity confirmed across retailer listings.","proof":{"detail":"The brand's store lists this exact barcode as “Magnesium Extra Strength 420 mg” (variant: 180ct) — identity confirmed across retailer listings."},"source_refs":[{"source":"brand_store","source_url":"https://qunol.com/products/magnesium-120ct-capsules","observed_at":"2026-07-26","identity_basis":"exact_gtin","scope":"brand_or_exact_product"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-26","content_fingerprint":"sha256:a3e3c2a135682204e2e6237f6a3ec497d61eef194cfaeebe58c028ec232cd899","evidence_url":"https://lookcloser.ai/e/ev-072e073565b8"},{"evidence_id":"ev-15cdf94865fc","record_id":"898440001844","gtin":"898440001844","claim_key":"finding:label-and-serving-arithmetic-label-math-is-physically-consistent","primary_source":"facts_panel","claim":"Label math is physically consistent","bucket":"checks_out","looked":"LookCloser checked Label and serving arithmetic.","found":"Claimed magnesium 420.0 mg is 42% of the ≈1,000 mg serving (serving size on the label, keyed to UPC 898440001844) — within physical limits.","proof":{"detail":"Claimed magnesium 420.0 mg is 42% of the ≈1,000 mg serving (serving size on the label, keyed to UPC 898440001844) — within physical limits."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-26","content_fingerprint":"sha256:421985f0cbf508478b8c426cc91b3229e3609c0da2af40b5aa4a8e452cd6776f","evidence_url":"https://lookcloser.ai/e/ev-15cdf94865fc"},{"evidence_id":"ev-2b92ca769c60","record_id":"898440001844","gtin":"898440001844","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 898440001844 to \"Extra Strength Magnesium\" (Qunol Minerals) — consistent with this listing.","proof":{"detail":"Open Food Facts resolves 898440001844 to \"Extra Strength Magnesium\" (Qunol Minerals) — consistent with this listing."},"source_refs":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00898440001844","observed_at":"2026-07-26","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-26","content_fingerprint":"sha256:e4ccf35f2de426f80e24530626ce4c04d491eb02e0011232b267f34c84fae58c","evidence_url":"https://lookcloser.ai/e/ev-2b92ca769c60"},{"evidence_id":"ev-3c85f2e1f0e6","record_id":"898440001844","gtin":"898440001844","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":"2026-07-26","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":"2026-07-26","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-26","content_fingerprint":"sha256:b25fcd502e4ce5de2542369fc5396ae90a6a8506396f523953798cfef8fb5cbb","evidence_url":"https://lookcloser.ai/e/ev-3c85f2e1f0e6"},{"evidence_id":"ev-05af8af4e1d3","record_id":"898440001844","gtin":"898440001844","claim_key":"finding:fda-public-records-fda-recall-appears-in-this-brand-s-history","primary_source":"openfda_search","claim":"FDA recall appears in this brand's history","bucket":"unverified","looked":"LookCloser checked FDA public records.","found":"This recall is not about the product on this page. QUTEN RESEARCH INSTITIUTE LLC recalled a different product on December 16, 2025. FDA lists that case as Ongoing. The recalled item was “Qunol, Extra Strength Turmeric Capsule, 1000mg ,HDPE bottle with cap, BIO7771 120 count bottle, BIO7772 120 count bottle ,BIO8281 60 count bottle .”. FDA recorded the reason as “Mold contamination detected for raw material lots that were produced in July and used in finished goods”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>.","proof":{"detail":"This recall is not about the product on this page. QUTEN RESEARCH INSTITIUTE LLC recalled a different product on December 16, 2025. FDA lists that case as Ongoing. The recalled item was “Qunol, Extra Strength Turmeric Capsule, 1000mg ,HDPE bottle with cap, BIO7771 120 count bottle, BIO7772 120 count bottle ,BIO8281 60 count bottle .”. FDA recorded the reason as “Mold contamination detected for raw material lots that were produced in July and used in finished goods”. Verify at <a href=\"https://www.accessdata.fda.gov/scripts/ires/index.cfm\" rel=\"noopener\">FDA’s recall database</a>."},"source_refs":[{"source":"openfda_search","source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Qunol%22+OR+product_description:%22Qunol%22)&limit=5","observed_at":"2026-07-26","identity_basis":"product_brand_title","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Qunol","receipt_label":"FDA enforcement search · Qunol"}],"observed_at":"2026-07-26","content_fingerprint":"sha256:aba551e5a27294a43ac3e09623c5ab44c0ebdc24408938e7477288b5bffeafae","evidence_url":"https://lookcloser.ai/e/ev-05af8af4e1d3"},{"evidence_id":"ev-0e8d0adc4587","record_id":"898440001844","gtin":"898440001844","claim_key":"finding:uspto-trademark-registry-multiple-uspto-brand-owner-records-are-shown","primary_source":"uspto_search","claim":"Multiple USPTO brand-owner records are shown","bucket":"unverified","looked":"LookCloser checked USPTO trademark registry.","found":"USPTO returned multiple live supplement-class records for the exact brand wordmark: Quten Research Institute, LLC, Quten IP Holdings, LLC. These records answer who owns registrations for the brand; the separate product-to-owner or manufacturer link remains open.","proof":{"detail":"USPTO returned multiple live supplement-class records for the exact brand wordmark: Quten Research Institute, LLC, Quten IP Holdings, LLC. These records answer who owns registrations for the brand; the separate product-to-owner or manufacturer link remains open."},"source_refs":[{"source":"uspto_search","source_url":"https://tsdr.uspto.gov/#caseNumber=98679875&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-07-26","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registrations 7724060, 4690885","receipt_label":"USPTO · Registrations 7724060, 4690885"}],"observed_at":"2026-07-26","content_fingerprint":"sha256:a49d7eacc1d2ddea436df831dad2ca46b1b2cfd5dd28d105bb52ddbb5898bc7c","evidence_url":"https://lookcloser.ai/e/ev-0e8d0adc4587"},{"evidence_id":"ev-7d0ad83c0009","record_id":"898440001844","gtin":"898440001844","claim_key":"finding:label-and-serving-arithmetic-listing-claim-matches-the-supplement-facts-","primary_source":"facts_panel","claim":"Listing claim matches the Supplement Facts panel","bucket":"unverified","looked":"LookCloser checked Label and serving arithmetic.","found":"The listing claims 420 mg; the photo-read Supplement Facts panel shows Magnesium at 420 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.","proof":{"detail":"The listing claims 420 mg; the photo-read Supplement Facts panel shows Magnesium at 420 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-26","content_fingerprint":"sha256:908c7409ac3f89a185ef589a2c90384e5b3cdc7041c7713bd626b5bc2a6c6c62","evidence_url":"https://lookcloser.ai/e/ev-7d0ad83c0009"},{"evidence_id":"ev-141ba428562b","record_id":"898440001844","gtin":"898440001844","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. 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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-B0CKGDP313","observed_at":"2026-07-26","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0CKGDP313","observed_at":"2026-07-26","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-26","content_fingerprint":"sha256:4bf94ad078b3a7da88bdb30f36fdd754ffdc21618dcf5fac0184c7fd8c4b12bf","evidence_url":"https://lookcloser.ai/e/ev-c8dbf3a6a285"},{"evidence_id":"ev-ee762ad0f46c","record_id":"898440001844","gtin":"898440001844","claim_key":"finding:nih-published-research-magnesium-amount-in-daily-intake-context","primary_source":"nih_ods_magnesium","claim":"Magnesium amount, in daily-intake context","bucket":"unverified","looked":"LookCloser checked NIH / published research.","found":"label states 420 mg/serving — about 100% of the adult daily reference (adult RDA 310–420 mg elemental; NIH sets 350 mg/day as the supplemental upper level for elemental magnesium). 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This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: NIH ODS — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","proof":{"detail":"Published sources describe how magnesium 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 — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation."},"source_refs":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-07-26","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":"2026-07-26","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-26","content_fingerprint":"sha256:964f0e73cb3cd2a91c7d67796ea15a434695ca8e5550da86d72f518bfb3444c5","evidence_url":"https://lookcloser.ai/e/ev-53bf6f212517"},{"evidence_id":"ev-43621250d820","record_id":"898440001844","gtin":"898440001844","claim_key":"finding:nih-published-research-reaching-a-studied-dose-costs-about-6-month","primary_source":"nih_ods_magnesium","claim":"Reaching a studied dose costs about $6/month","bucket":"unverified","looked":"LookCloser checked NIH / published research.","found":"At 1.0 serving(s) a day to reach the low end of the studied range (200–420 mg), this product runs roughly $6 per month. 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