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A price observation, not a recommendation."},"html_anchor":"finding-nih-published-research-reaching-a-studied-dose-costs-about-5-month","report_url":"https://lookcloser.ai/p/641427784069/full#finding-nih-published-research-reaching-a-studied-dose-costs-about-5-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 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. 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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/641427784069/full#finding-nih-published-research-research-context-is-available-for-the-listed-ingr"},{"id":"nih-published-research-zinc-amount-in-daily-intake-context","source":"NIH / published research","class":"gap","noted":false,"severity":"info","weight":22,"headline":"Zinc amount, in daily-intake context","detail":"label states 50 mg/serving — about 125% of the adult daily reference (adult RDA 8–11 mg; NIH sets 40 mg/day as the tolerable upper limit for adults). A single serving isn’t meant to supply a full day, so this is context, not a shortfall. Caveat: chelate and gluconate labels may state compound mass rather than elemental zinc. 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Caveat: chelate and gluconate labels may state compound mass rather than elemental zinc. Sources: NIH ODS — Zinc fact sheet, PubMed search: zinc supplementation trial."},"html_anchor":"finding-nih-published-research-zinc-amount-in-daily-intake-context","report_url":"https://lookcloser.ai/p/641427784069/full#finding-nih-published-research-zinc-amount-in-daily-intake-context"},{"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/B01FCFOIN2","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-02","presentation_tone":"gap","evidence_id":"ev-60bbdaab64c5","evidence_url":"https://lookcloser.ai/e/ev-60bbdaab64c5","content_fingerprint":"sha256:ccddc0adc30626674cdde8e48ca168da4bc4c308c7a39a90ed0fa2a23c2f97ba","registry_receipts":[],"evidence":{"summary":"We have not found a public label filing for this exact product. 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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-02-2026","report_url":"https://lookcloser.ai/p/641427784069/full#finding-fda-public-records-recall-search-no-match-found-as-of-aug-02-2026"},{"id":"lookcloser-record-check-brand-ownership-record-not-retained","source":"LookCloser record check","class":"gap","noted":false,"severity":"info","weight":14,"headline":"Brand ownership record not retained","detail":"This record does not hold an exact, supplement-class public ownership record for the brand. That is a LookCloser coverage gap, not evidence that the brand has no owner or that the product is improper.","proof":"This record does not hold an exact, supplement-class public ownership record for the brand. That is a LookCloser coverage gap, not evidence that the brand has no owner or that the product is improper.","identity_basis":"owner_exact","status":"live","source_refs":["uspto_search"],"source_url":"https://tmsearch.uspto.gov/","scope":"brand_owner","inference_level":"gap","observed_at":"2026-08-02","presentation_tone":"gap","evidence_id":"ev-30f6647eee07","evidence_url":"https://lookcloser.ai/e/ev-30f6647eee07","content_fingerprint":"sha256:641e5a6029a7227e222174076239bc6cc119d604d36d187c21c991aaafc5ddec","registry_receipts":[],"evidence":{"summary":"This record does not hold an exact, supplement-class public ownership record for the brand. 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That is a LookCloser coverage gap, not evidence that the brand has no owner or that the product is improper."},"html_anchor":"finding-lookcloser-record-check-brand-ownership-record-not-retained","report_url":"https://lookcloser.ai/p/641427784069/full#finding-lookcloser-record-check-brand-ownership-record-not-retained"}],"evidence_records":[{"evidence_id":"ev-c52d6524afae","record_id":"641427784069","gtin":"641427784069","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":"UPCitemdb resolves 641427784069 to \"Zinc 50mg [High Potency] Supplement - Immune Support System from Natural Zinc (O\" (Nature's Potent) — consistent with this listing.","proof":{"detail":"UPCitemdb resolves 641427784069 to \"Zinc 50mg [High Potency] Supplement - Immune Support System from Natural Zinc (O\" (Nature's Potent) — consistent with this listing."},"source_refs":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00641427784069","observed_at":"2026-08-02","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B01FCFOIN2","observed_at":"2026-08-02","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-02","content_fingerprint":"sha256:cf2bd564df13525f98275acf2c04a4bfa79b83c687c209ec7e1cf209bdec3cb3","evidence_url":"https://lookcloser.ai/e/ev-c52d6524afae"},{"evidence_id":"ev-e608a5c418f7","record_id":"641427784069","gtin":"641427784069","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":"2026-08-02","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":"2026-08-02","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-02","content_fingerprint":"sha256:5e8a096e87e16f0e151fc448d7bbb3f2c60d156b4a387050d1087793dabe6e7d","evidence_url":"https://lookcloser.ai/e/ev-e608a5c418f7"},{"evidence_id":"ev-9cfd73452a7d","record_id":"641427784069","gtin":"641427784069","claim_key":"finding:fda-public-records-recall-search-no-match-found-as-of-aug-02-2026","primary_source":"openfda_search","claim":"Recall search: no match found (as of Aug 02, 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:%22Nature%27s+Potent%22+OR+product_description:%22Nature%27s+Potent%22)&limit=5","observed_at":"2026-08-02","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Nature's Potent","receipt_label":"FDA enforcement search · Nature's Potent"}],"observed_at":"2026-08-02","content_fingerprint":"sha256:96ed3739d874f8ce2454f080b69af0dfbeb110b1bf65d23d0abf9e6f513c8af4","evidence_url":"https://lookcloser.ai/e/ev-9cfd73452a7d"},{"evidence_id":"ev-45f3a0fa4abc","record_id":"641427784069","gtin":"641427784069","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 50 mg; the photo-read Supplement Facts panel shows Zinc (as oxide / citrate) at 50 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.","proof":{"detail":"The listing claims 50 mg; the photo-read Supplement Facts panel shows Zinc (as oxide / citrate) at 50 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/B01FCFOIN2","observed_at":"2026-08-02","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B01FCFOIN2","observed_at":"2026-08-02","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-02","content_fingerprint":"sha256:9ff202537a6919676b026fb8161df0f0048ce979085eebf79b6927865a6c65eb","evidence_url":"https://lookcloser.ai/e/ev-45f3a0fa4abc"},{"evidence_id":"ev-60bbdaab64c5","record_id":"641427784069","gtin":"641427784069","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/B01FCFOIN2","observed_at":"2026-08-02","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B01FCFOIN2","observed_at":"2026-08-02","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-02","content_fingerprint":"sha256:ccddc0adc30626674cdde8e48ca168da4bc4c308c7a39a90ed0fa2a23c2f97ba","evidence_url":"https://lookcloser.ai/e/ev-60bbdaab64c5"},{"evidence_id":"ev-5fd62ad9c458","record_id":"641427784069","gtin":"641427784069","claim_key":"finding:certification-laboratory-record-testing-claimed-documentation-not-found","primary_source":"source_listing","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. 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NSF, IFOS, USP, and Informed-Sport were not checked in this record."},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B01FCFOIN2","observed_at":"2026-08-02","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-02","content_fingerprint":"sha256:bf7d5851829560fa94edfaf6ce4189083b2366047b2a5cc74cb99f5e47f1f4cc","evidence_url":"https://lookcloser.ai/e/ev-5fd62ad9c458"},{"evidence_id":"ev-6f0cc817adb7","record_id":"641427784069","gtin":"641427784069","claim_key":"finding:keepa-exact-listing-history-review-count-history-not-available","primary_source":"keepa_history","claim":"Review-count history: not available","bucket":"unverified","looked":"LookCloser checked Keepa exact-listing history.","found":"Marketplace rating not shown★ — rating count unavailable. No exact-listing count history was available, so no review-pattern claim is made.","proof":{"detail":"Marketplace rating not shown★ — rating count unavailable. No exact-listing count history was available, so no review-pattern claim is made."},"source_refs":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B01FCFOIN2","observed_at":"2026-08-02","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B01FCFOIN2","observed_at":"2026-08-02","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-02","content_fingerprint":"sha256:b9b53240da6aa36ae0db0eb9aa40b194dfb4ed0e2b2fd751ad618d20fb25960d","evidence_url":"https://lookcloser.ai/e/ev-6f0cc817adb7"},{"evidence_id":"ev-f83b611fbf77","record_id":"641427784069","gtin":"641427784069","claim_key":"finding:nih-published-research-zinc-amount-in-daily-intake-context","primary_source":"nih_ods_zinc","claim":"Zinc amount, in daily-intake context","bucket":"unverified","looked":"LookCloser checked NIH / published research.","found":"label states 50 mg/serving — about 125% of the adult daily reference (adult RDA 8–11 mg; NIH sets 40 mg/day as the tolerable upper limit for adults). 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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":"2026-08-02","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":"2026-08-02","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-02","content_fingerprint":"sha256:59175c552eabc22d7787a47f5d961889efa9637622342557a9c73dff93885a4f","evidence_url":"https://lookcloser.ai/e/ev-f83b611fbf77"},{"evidence_id":"ev-bd79c274f47f","record_id":"641427784069","gtin":"641427784069","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":"2026-08-02","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":"2026-08-02","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-02","content_fingerprint":"sha256:178c6d00c5195e8d49ef8f243b859755edcbf05d6c6d631a3e4914b8f62cffae","evidence_url":"https://lookcloser.ai/e/ev-bd79c274f47f"},{"evidence_id":"ev-fd56453955b1","record_id":"641427784069","gtin":"641427784069","claim_key":"finding:nih-published-research-reaching-a-studied-dose-costs-about-5-month","primary_source":"nih_ods_zinc","claim":"Reaching a studied dose costs about $5/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 (8–40 mg), this product runs roughly $5 per month. A price observation, not a recommendation.","proof":{"detail":"At 1.0 serving(s) a day to reach the low end of the studied range (8–40 mg), this product runs roughly $5 per month. 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That is a LookCloser coverage gap, not evidence that the brand has no owner or that the product is improper."},"source_refs":[{"source":"uspto_search","source_url":"https://tmsearch.uspto.gov/","observed_at":"2026-08-02","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO"}],"observed_at":"2026-08-02","content_fingerprint":"sha256:641e5a6029a7227e222174076239bc6cc119d604d36d187c21c991aaafc5ddec","evidence_url":"https://lookcloser.ai/e/ev-30f6647eee07"},{"evidence_id":"ev-261d7afa3c54","record_id":"641427784069","gtin":"641427784069","claim_key":"claim:testing","primary_source":"source_listing","claim":"“PARTY LAB”","bucket":"unverified","looked":"the observed listing, retained brand product page, any linked COA or test report; NSF, IFOS, USP, Informed-Sport were not queried","found":"No named laboratory or lot-specific certificate was found for this exact product. 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