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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-07db7e8c3d81","evidence_url":"https://lookcloser.ai/e/ev-07db7e8c3d81","presentation_home":"research_section"}],"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."]},"tldr":{"assessment":"open_questions","headline":"Multiple USPTO brand-owner records are shown","summary":"USPTO returned multiple live supplement-class records for the exact brand wordmark: NUTRACEUTICAL WELLNESS LLC, NUTRACEUTICAL WELLNESS, INC.. 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A blend total can’t tell you whether any single ingredient reaches a dose used in research.","identity_basis":"listing","status":"live","source_refs":["facts_panel","source_listing"],"source_url":"https://www.amazon.com/dp/B0B61SF6SJ","scope":"exact_listing","inference_level":"derived","observed_at":"2026-08-17","presentation_tone":"warn","evidence_id":"ev-6eb66c63850f","evidence_url":"https://lookcloser.ai/e/ev-6eb66c63850f","content_fingerprint":"sha256:be0d6ed2338286aba6139abe9436f8c4c34fef8b40a40ce3cc4e2302d7dfba08","registry_receipts":[],"evidence":{"summary":"The panel lists “Nutrafol® Blend” (530 mg) as a combined amount. 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A blend total can’t tell you whether any single ingredient reaches a dose used in research."},"html_anchor":"finding-label-and-serving-arithmetic-ingredient-amounts-are-hidden-inside-nutraf","report_url":"https://lookcloser.ai/p/lc-156dc858/full#finding-label-and-serving-arithmetic-ingredient-amounts-are-hidden-inside-nutraf"},{"id":"label-and-serving-arithmetic-multi-ingredient-formula-panel-read-serving","source":"Label and serving arithmetic","class":"gap","noted":false,"severity":"info","weight":22,"headline":"Multi-ingredient formula — panel read, serving weight unknown","detail":"We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. A gap in the label’s information, not evidence of a problem.","proof":"We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. 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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/lc-156dc858/full#finding-nih-published-research-research-context-is-available-for-the-listed-ingr"},{"id":"fda-public-records-recall-search-no-match-found-as-of-aug-17-2026","source":"FDA public records","class":"gap","noted":false,"severity":"info","weight":19,"headline":"Recall search: no match found (as of Aug 17, 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. 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New and untested products also have no recall records."},"html_anchor":"finding-fda-public-records-recall-search-no-match-found-as-of-aug-17-2026","report_url":"https://lookcloser.ai/p/lc-156dc858/full#finding-fda-public-records-recall-search-no-match-found-as-of-aug-17-2026"},{"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-B0B61SF6SJ","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-17","presentation_tone":"gap","evidence_id":"ev-bd0b6a451b52","evidence_url":"https://lookcloser.ai/e/ev-bd0b6a451b52","content_fingerprint":"sha256:7f5d021e80ea48a447e3910cb2e34b7359f6dbbfd992ba02e98f95726eb3e2ba","registry_receipts":[],"evidence":{"summary":"The paid catalog links this exact item to a parent listing. 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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/lc-156dc858/full#finding-keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam"},{"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: NUTRACEUTICAL WELLNESS LLC, NUTRACEUTICAL WELLNESS, INC.. 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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/lc-156dc858/full#finding-keepa-exact-listing-history-180-day-review-count-history-is-on-file"}],"evidence_records":[{"evidence_id":"ev-6eb66c63850f","record_id":"lc-156dc858","gtin":null,"claim_key":"finding:label-and-serving-arithmetic-ingredient-amounts-are-hidden-inside-nutraf","primary_source":"facts_panel","claim":"Ingredient amounts are hidden inside “Nutrafol® Blend”","bucket":"claimed_no_support","looked":"LookCloser checked Label and serving arithmetic.","found":"The panel lists “Nutrafol® Blend” (530 mg) as a combined amount. A blend total can’t tell you whether any single ingredient reaches a dose used in research.","proof":{"detail":"The panel lists “Nutrafol® Blend” (530 mg) as a combined amount. A blend total can’t tell you whether any single ingredient reaches a dose used in research."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0B61SF6SJ","observed_at":"2026-08-17","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0B61SF6SJ","observed_at":"2026-08-17","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-17","content_fingerprint":"sha256:be0d6ed2338286aba6139abe9436f8c4c34fef8b40a40ce3cc4e2302d7dfba08","evidence_url":"https://lookcloser.ai/e/ev-6eb66c63850f"},{"evidence_id":"ev-34c82f7b2f51","record_id":"lc-156dc858","gtin":null,"claim_key":"finding:fda-public-records-recall-search-no-match-found-as-of-aug-17-2026","primary_source":"openfda_search","claim":"Recall search: no match found (as of Aug 17, 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:%22Nutrafol%22+OR+product_description:%22Nutrafol%22)&limit=5","observed_at":"2026-08-17","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Nutrafol","receipt_label":"FDA enforcement search · Nutrafol"}],"observed_at":"2026-08-17","content_fingerprint":"sha256:cae1be8e9ee364854b856b974e2855c82e1dfb5c941f7167b20d5070f4176c84","evidence_url":"https://lookcloser.ai/e/ev-34c82f7b2f51"},{"evidence_id":"ev-ca0a89e2c5df","record_id":"lc-156dc858","gtin":null,"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: NUTRACEUTICAL WELLNESS LLC, NUTRACEUTICAL WELLNESS, INC.. 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: NUTRACEUTICAL WELLNESS LLC, NUTRACEUTICAL WELLNESS, INC.. 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=85883238&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-17","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registrations 4804467, 8064728","receipt_label":"USPTO · Registrations 4804467, 8064728"}],"observed_at":"2026-08-17","content_fingerprint":"sha256:70ff3a39183f0cc471410a03401474d8be1fd2708a3791e0acec7e808aebdb22","evidence_url":"https://lookcloser.ai/e/ev-ca0a89e2c5df"},{"evidence_id":"ev-5306fee8b4c8","record_id":"lc-156dc858","gtin":null,"claim_key":"finding:label-and-serving-arithmetic-multi-ingredient-formula-panel-read-serving","primary_source":"facts_panel","claim":"Multi-ingredient formula — panel read, serving weight unknown","bucket":"unverified","looked":"LookCloser checked Label and serving arithmetic.","found":"We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. A gap in the label’s information, not evidence of a problem.","proof":{"detail":"We read the full Supplement Facts panel from the listing-image panel (below), but the label doesn’t state a serving weight, so the arithmetic can’t run. A gap in the label’s information, not evidence of a problem."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0B61SF6SJ","observed_at":"2026-08-17","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0B61SF6SJ","observed_at":"2026-08-17","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-17","content_fingerprint":"sha256:afca86e1f873c86daf9d0baae2290731990175a9a208852915ce142ca3ef7d45","evidence_url":"https://lookcloser.ai/e/ev-5306fee8b4c8"},{"evidence_id":"ev-dd57263fcf06","record_id":"lc-156dc858","gtin":null,"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 100 on 2026-08-14 to 100 on 2026-08-14 (net +0). 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 100 on 2026-08-14 to 100 on 2026-08-14 (net +0). 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-B0B61SF6SJ","observed_at":"2026-08-17","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0B61SF6SJ","observed_at":"2026-08-17","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-17","content_fingerprint":"sha256:4481a8df93b6ee47716a92c839e22c4196fb1ce0aefc5cfdf35b1e719ddca5b6","evidence_url":"https://lookcloser.ai/e/ev-dd57263fcf06"},{"evidence_id":"ev-bd0b6a451b52","record_id":"lc-156dc858","gtin":null,"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-B0B61SF6SJ","observed_at":"2026-08-17","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0B61SF6SJ","observed_at":"2026-08-17","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-17","content_fingerprint":"sha256:7f5d021e80ea48a447e3910cb2e34b7359f6dbbfd992ba02e98f95726eb3e2ba","evidence_url":"https://lookcloser.ai/e/ev-bd0b6a451b52"},{"evidence_id":"ev-07db7e8c3d81","record_id":"lc-156dc858","gtin":null,"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":"2026-08-17","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":"2026-08-17","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-17","content_fingerprint":"sha256:b54e652b55d223db18884ffb0dbe215cb367cbc6c54c31e8540238b5bc5dbfbd","evidence_url":"https://lookcloser.ai/e/ev-07db7e8c3d81"},{"evidence_id":"ev-3901599ecefd","record_id":"lc-156dc858","gtin":null,"claim_key":"claim:clinical","primary_source":"source_listing","claim":"“a clinical study, 100% of women felt improved hair strength after 3 months and 100% saw more scalp coverage after 6 months”","bucket":"claimed_no_support","looked":"a named, citable clinical study of this product or formula","found":"We found no named, citable study of this product or formula. 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Whether this product’s doses match those studies could not be confirmed.","proof":{"kind":"efficacy","status":"partly","snippet":"…1-MONTH SUPPLY: One (1) bottle of Nutrafol Women Hair Growth Supplements that promotes visibly thicker hair growth and less shedding (1)…"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0B61SF6SJ","observed_at":"2026-08-17","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"nih_ods_vitamin-a","source_url":"https://ods.od.nih.gov/factsheets/VitaminA-HealthProfessional/","observed_at":"2026-08-17","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"vitamin a","receipt_label":"NIH ODS · vitamin a fact 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