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(CORPORATION) in DELAWARE, 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 Fernes Inc. (CORPORATION) in DELAWARE, USA for the exact brand wordmark. 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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/850059627167/full#finding-uspto-trademark-registry-exact-trademark-owner-identified"},{"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-B0FHDSZD6L","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-04","presentation_tone":"gap","evidence_id":"ev-5372e045d214","evidence_url":"https://lookcloser.ai/e/ev-5372e045d214","content_fingerprint":"sha256:cd4fd1a14ea3c63788b398db6b133c1e2092ba8da9fd760ec02d9cadb4014cac","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-B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-04","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/850059627167/full#finding-keepa-exact-listing-history-review-count-history-not-available"},{"id":"certification-laboratory-record-testing-claimed-documentation-not-found","source":"Certification / laboratory record","class":"gap","noted":true,"severity":"pend","weight":23,"headline":"Testing claimed — documentation not found","detail":"The observed listing claims third-party testing without naming a lab or certifier. No product-bound report is retained, so the claim cannot be verified as stated. NSF, 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. NSF, IFOS, USP, and Informed-Sport were not checked in this record.","identity_basis":"none","status":"live","source_refs":["source_listing"],"source_url":"https://www.amazon.com/dp/B0FHDSZD6L","scope":"search_scope","inference_level":"gap","observed_at":"2026-08-04","presentation_tone":"gap","evidence_id":"ev-53d111fc272a","evidence_url":"https://lookcloser.ai/e/ev-53d111fc272a","content_fingerprint":"sha256:a4fee0480565e3b515052fbddfe116e2fe451cf2add030c41c96939da16706a1","registry_receipts":[],"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. NSF, IFOS, USP, and Informed-Sport were not checked in this record.","source_refs":["source_listing"],"source_records":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-04","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. NSF, 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/850059627167/full#finding-certification-laboratory-record-testing-claimed-documentation-not-found"},{"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 275 mg; the photo-read Supplement Facts panel shows Magnesium (as Chelamax® Magnesium Bisglycinate) at 275 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.","proof":"The listing claims 275 mg; the photo-read Supplement Facts panel shows Magnesium (as Chelamax® Magnesium Bisglycinate) at 275 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/B0FHDSZD6L","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-04","presentation_tone":"gap","evidence_id":"ev-658c683b9a6e","evidence_url":"https://lookcloser.ai/e/ev-658c683b9a6e","content_fingerprint":"sha256:6b4c4ff1eee176b7d886e1c598a73ad0c35f2432a9cc3819d8e8be860a386b49","registry_receipts":[],"evidence":{"summary":"The listing claims 275 mg; the photo-read Supplement Facts panel shows Magnesium (as Chelamax® Magnesium Bisglycinate) at 275 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/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-04","looked":"LookCloser checked Label and serving arithmetic.","found":"The listing claims 275 mg; the photo-read Supplement Facts panel shows Magnesium (as Chelamax® Magnesium Bisglycinate) at 275 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/850059627167/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 275 mg/serving — about 65% 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 275 mg/serving — about 65% 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","nih_ods_zinc","pubmed_magnesium","pubmed_zinc"],"source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","scope":"ingredient_context","inference_level":"gap","observed_at":"2026-08-04","presentation_tone":"gap","evidence_id":"ev-edf24147d499","evidence_url":"https://lookcloser.ai/e/ev-edf24147d499","content_fingerprint":"sha256:881f877673e7e3699f45c6d1873cd3832ae481adec7f3aa2f1d54e3f3bf2c640","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"},{"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":"label states 275 mg/serving — about 65% 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","nih_ods_zinc","pubmed_magnesium","pubmed_zinc"],"source_records":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-04","looked":"LookCloser checked NIH / published research.","found":"label states 275 mg/serving — about 65% 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/850059627167/full#finding-nih-published-research-magnesium-amount-in-daily-intake-context"},{"id":"nih-published-research-reaching-a-studied-dose-costs-about-23-month","source":"NIH / published research","class":"gap","noted":false,"severity":"info","weight":22,"headline":"Reaching a studied dose costs about $23/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 $23 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 $23 per month. A price observation, not a recommendation.","identity_basis":"ingredient","status":"live","source_refs":["nih_ods_magnesium","nih_ods_zinc","pubmed_magnesium","pubmed_zinc"],"source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","scope":"ingredient_context","inference_level":"gap","observed_at":"2026-08-04","presentation_tone":"gap","evidence_id":"ev-5dce00df06fb","evidence_url":"https://lookcloser.ai/e/ev-5dce00df06fb","content_fingerprint":"sha256:951a84d0fa22a78b0f1672af55c95a27468588c0c60eef20ca6245958befd23f","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 $23 per month. A price observation, not a recommendation.","source_refs":["nih_ods_magnesium","nih_ods_zinc","pubmed_magnesium","pubmed_zinc"],"source_records":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-04","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 $23 per month. A price observation, not a recommendation."},"html_anchor":"finding-nih-published-research-reaching-a-studied-dose-costs-about-23-month","report_url":"https://lookcloser.ai/p/850059627167/full#finding-nih-published-research-reaching-a-studied-dose-costs-about-23-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, 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 — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","proof":"Published sources describe how magnesium, 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 — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","identity_basis":"ingredient","status":"live","source_refs":["nih_ods_magnesium","nih_ods_zinc","pubmed_magnesium","pubmed_zinc"],"source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","scope":"ingredient_context","inference_level":"gap","observed_at":"2026-08-04","presentation_tone":"gap","evidence_id":"ev-576197992bc8","evidence_url":"https://lookcloser.ai/e/ev-576197992bc8","content_fingerprint":"sha256:a3704ae27d781b3607b7980f4aa98b10e1e13f70247cb73469d8756b55bc6dae","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"},{"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 magnesium, 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 — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","source_refs":["nih_ods_magnesium","nih_ods_zinc","pubmed_magnesium","pubmed_zinc"],"source_records":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-04","looked":"LookCloser checked NIH / published research.","found":"Published sources describe how magnesium, 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 — 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/850059627167/full#finding-nih-published-research-research-context-is-available-for-the-listed-ingr"},{"id":"fda-public-records-category-context-sexual-enhancement-products-carry-do","source":"FDA public records","class":"gap","noted":false,"severity":"info","weight":19,"headline":"Category context: sexual-enhancement products carry documented FDA risk","detail":"FDA's health-fraud program documents sexual-enhancement products as the most common supplement category found to contain undeclared prescription-drug ingredients. This is a category-level documented fact from FDA's public database — not a test result for this specific product. Source: fda.gov (linked in Related research).","proof":"FDA's health-fraud program documents sexual-enhancement products as the most common supplement category found to contain undeclared prescription-drug ingredients. This is a category-level documented fact from FDA's public database — not a test result for this specific product. Source: fda.gov (linked in Related research).","identity_basis":"none","status":"live","source_refs":["openfda_search"],"source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Fernes%22+OR+product_description:%22Fernes%22)&limit=5","scope":"search_scope","inference_level":"gap","observed_at":"2026-08-04","presentation_tone":"gap","evidence_id":"ev-d11305ab868c","evidence_url":"https://lookcloser.ai/e/ev-d11305ab868c","content_fingerprint":"sha256:10b837acb529873667148a92771ee55816a862c47bbbf1a92f5f3e54d8e33e99","registry_receipts":[],"evidence":{"summary":"FDA's health-fraud program documents sexual-enhancement products as the most common supplement category found to contain undeclared prescription-drug ingredients. This is a category-level documented fact from FDA's public database — not a test result for this specific product. Source: fda.gov (linked in Related research).","source_refs":["openfda_search"],"source_records":[{"source":"openfda_search","source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Fernes%22+OR+product_description:%22Fernes%22)&limit=5","observed_at":"2026-08-04","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Fernes","receipt_label":"FDA enforcement search · Fernes"}],"observed_at":"2026-08-04","looked":"LookCloser checked FDA public records.","found":"FDA's health-fraud program documents sexual-enhancement products as the most common supplement category found to contain undeclared prescription-drug ingredients. This is a category-level documented fact from FDA's public database — not a test result for this specific product. Source: fda.gov (linked in Related research)."},"html_anchor":"finding-fda-public-records-category-context-sexual-enhancement-products-carry-do","report_url":"https://lookcloser.ai/p/850059627167/full#finding-fda-public-records-category-context-sexual-enhancement-products-carry-do"},{"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/B0FHDSZD6L","scope":"exact_listing","inference_level":"gap","observed_at":"2026-08-04","presentation_tone":"gap","evidence_id":"ev-205da48612c2","evidence_url":"https://lookcloser.ai/e/ev-205da48612c2","content_fingerprint":"sha256:41a94fcb66e9dac67cf7bf8e88abe771df76d852a9c62f9fee6206e8d10d12f6","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/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-04","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/850059627167/full#finding-label-and-serving-arithmetic-public-label-filing-not-retained"},{"id":"fda-public-records-recall-search-no-match-found-as-of-aug-04-2026","source":"FDA public records","class":"gap","noted":false,"severity":"info","weight":19,"headline":"Recall search: no match found (as of Aug 04, 2026)","detail":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","proof":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","identity_basis":"none","status":"live","source_refs":["openfda_search"],"source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Fernes%22+OR+product_description:%22Fernes%22)&limit=5","scope":"search_scope","inference_level":"gap","observed_at":"2026-08-04","presentation_tone":"caution","evidence_id":"ev-603244a54371","evidence_url":"https://lookcloser.ai/e/ev-603244a54371","content_fingerprint":"sha256:3fda0231a9d0f3dbba513727d24620be7a24b41fb56af16d165d520acca0b958","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:%22Fernes%22+OR+product_description:%22Fernes%22)&limit=5","observed_at":"2026-08-04","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Fernes","receipt_label":"FDA enforcement search · Fernes"}],"observed_at":"2026-08-04","looked":"LookCloser checked FDA public records.","found":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records."},"html_anchor":"finding-fda-public-records-recall-search-no-match-found-as-of-aug-04-2026","report_url":"https://lookcloser.ai/p/850059627167/full#finding-fda-public-records-recall-search-no-match-found-as-of-aug-04-2026"},{"id":"barcode-gtin-record-upc-valid-no-independent-record","source":"Barcode / GTIN record","class":"gap","noted":false,"severity":"info","weight":14,"headline":"UPC valid, no independent record","detail":"Check digit passes; no third-party database record found yet. Coverage gaps are common — not a strike.","proof":"Check digit passes; no third-party database record found yet. Coverage gaps are common — not a strike.","identity_basis":"gtin","status":"live","source_refs":["barcode_search","source_listing"],"source_url":"https://world.openfoodfacts.org/product/00850059627167","scope":"exact_product","inference_level":"gap","observed_at":"2026-08-04","presentation_tone":"gap","evidence_id":"ev-0dc641e49e98","evidence_url":"https://lookcloser.ai/e/ev-0dc641e49e98","content_fingerprint":"sha256:19b911950abc0018169389ced464c3fda5407a87aeb3290394db94ff9bec533d","registry_receipts":[],"evidence":{"summary":"Check digit passes; no third-party database record found yet. Coverage gaps are common — not a strike.","source_refs":["barcode_search","source_listing"],"source_records":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00850059627167","observed_at":"2026-08-04","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-04","looked":"LookCloser checked Barcode / GTIN record.","found":"Check digit passes; no third-party database record found yet. Coverage gaps are common — not a strike."},"html_anchor":"finding-barcode-gtin-record-upc-valid-no-independent-record","report_url":"https://lookcloser.ai/p/850059627167/full#finding-barcode-gtin-record-upc-valid-no-independent-record"}],"evidence_records":[{"evidence_id":"ev-4ddb6b3d86d5","record_id":"850059627167","gtin":"850059627167","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 Fernes Inc. (CORPORATION) in DELAWARE, 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 Fernes Inc. (CORPORATION) in DELAWARE, 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=98283174&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-04","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 7871697","receipt_label":"USPTO · Registration 7871697"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:bdf5cba3eb675dc0df17380c124cb9a140ee2a91a11a4c55d5671789189fbcee","evidence_url":"https://lookcloser.ai/e/ev-4ddb6b3d86d5"},{"evidence_id":"ev-79b23287e08e","record_id":"850059627167","gtin":"850059627167","claim_key":"finding:nih-published-research-each-ingredient-s-amount-is-disclosed","primary_source":"nih_ods_magnesium","claim":"Each ingredient’s amount is disclosed","bucket":"checks_out","looked":"LookCloser checked NIH / published research.","found":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","proof":{"detail":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research."},"source_refs":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:c9d62e23d9b3fb768576f33b365df9c467f5674f73ecec07304d2379446500b5","evidence_url":"https://lookcloser.ai/e/ev-79b23287e08e"},{"evidence_id":"ev-d11305ab868c","record_id":"850059627167","gtin":"850059627167","claim_key":"finding:fda-public-records-category-context-sexual-enhancement-products-carry-do","primary_source":"openfda_search","claim":"Category context: sexual-enhancement products carry documented FDA risk","bucket":"unverified","looked":"LookCloser checked FDA public records.","found":"FDA's health-fraud program documents sexual-enhancement products as the most common supplement category found to contain undeclared prescription-drug ingredients. This is a category-level documented fact from FDA's public database — not a test result for this specific product. Source: fda.gov (linked in Related research).","proof":{"detail":"FDA's health-fraud program documents sexual-enhancement products as the most common supplement category found to contain undeclared prescription-drug ingredients. This is a category-level documented fact from FDA's public database — not a test result for this specific product. Source: fda.gov (linked in Related research)."},"source_refs":[{"source":"openfda_search","source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Fernes%22+OR+product_description:%22Fernes%22)&limit=5","observed_at":"2026-08-04","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Fernes","receipt_label":"FDA enforcement search · Fernes"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:10b837acb529873667148a92771ee55816a862c47bbbf1a92f5f3e54d8e33e99","evidence_url":"https://lookcloser.ai/e/ev-d11305ab868c"},{"evidence_id":"ev-603244a54371","record_id":"850059627167","gtin":"850059627167","claim_key":"finding:fda-public-records-recall-search-no-match-found-as-of-aug-04-2026","primary_source":"openfda_search","claim":"Recall search: no match found (as of Aug 04, 2026)","bucket":"unverified","looked":"LookCloser checked FDA public records.","found":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records.","proof":{"detail":"This means only that no enforcement record matched the brand name — it does not mean the product was tested, reviewed, or cleared by FDA. New and untested products also have no recall records."},"source_refs":[{"source":"openfda_search","source_url":"https://api.fda.gov/food/enforcement.json?search=(recalling_firm:%22Fernes%22+OR+product_description:%22Fernes%22)&limit=5","observed_at":"2026-08-04","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Fernes","receipt_label":"FDA enforcement search · Fernes"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:3fda0231a9d0f3dbba513727d24620be7a24b41fb56af16d165d520acca0b958","evidence_url":"https://lookcloser.ai/e/ev-603244a54371"},{"evidence_id":"ev-658c683b9a6e","record_id":"850059627167","gtin":"850059627167","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 275 mg; the photo-read Supplement Facts panel shows Magnesium (as Chelamax® Magnesium Bisglycinate) at 275 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.","proof":{"detail":"The listing claims 275 mg; the photo-read Supplement Facts panel shows Magnesium (as Chelamax® Magnesium Bisglycinate) at 275 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/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:6b4c4ff1eee176b7d886e1c598a73ad0c35f2432a9cc3819d8e8be860a386b49","evidence_url":"https://lookcloser.ai/e/ev-658c683b9a6e"},{"evidence_id":"ev-205da48612c2","record_id":"850059627167","gtin":"850059627167","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/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:41a94fcb66e9dac67cf7bf8e88abe771df76d852a9c62f9fee6206e8d10d12f6","evidence_url":"https://lookcloser.ai/e/ev-205da48612c2"},{"evidence_id":"ev-0dc641e49e98","record_id":"850059627167","gtin":"850059627167","claim_key":"finding:barcode-gtin-record-upc-valid-no-independent-record","primary_source":"barcode_search","claim":"UPC valid, no independent record","bucket":"unverified","looked":"LookCloser checked Barcode / GTIN record.","found":"Check digit passes; no third-party database record found yet. Coverage gaps are common — not a strike.","proof":{"detail":"Check digit passes; no third-party database record found yet. Coverage gaps are common — not a strike."},"source_refs":[{"source":"barcode_search","source_url":"https://world.openfoodfacts.org/product/00850059627167","observed_at":"2026-08-04","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:19b911950abc0018169389ced464c3fda5407a87aeb3290394db94ff9bec533d","evidence_url":"https://lookcloser.ai/e/ev-0dc641e49e98"},{"evidence_id":"ev-53d111fc272a","record_id":"850059627167","gtin":"850059627167","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. No product-bound report is retained, so the claim cannot be verified as stated. NSF, 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. NSF, IFOS, USP, and Informed-Sport were not checked in this record."},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:a4fee0480565e3b515052fbddfe116e2fe451cf2add030c41c96939da16706a1","evidence_url":"https://lookcloser.ai/e/ev-53d111fc272a"},{"evidence_id":"ev-5372e045d214","record_id":"850059627167","gtin":"850059627167","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-B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:cd4fd1a14ea3c63788b398db6b133c1e2092ba8da9fd760ec02d9cadb4014cac","evidence_url":"https://lookcloser.ai/e/ev-5372e045d214"},{"evidence_id":"ev-edf24147d499","record_id":"850059627167","gtin":"850059627167","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 275 mg/serving — about 65% 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":{"detail":"label states 275 mg/serving — about 65% 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":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:881f877673e7e3699f45c6d1873cd3832ae481adec7f3aa2f1d54e3f3bf2c640","evidence_url":"https://lookcloser.ai/e/ev-edf24147d499"},{"evidence_id":"ev-576197992bc8","record_id":"850059627167","gtin":"850059627167","claim_key":"finding:nih-published-research-research-context-is-available-for-the-listed-ingr","primary_source":"nih_ods_magnesium","claim":"Research context is available for the listed ingredients","bucket":"unverified","looked":"LookCloser checked NIH / published research.","found":"Published sources describe how magnesium, 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 — Magnesium fact sheet, PubMed search: magnesium glycinate supplementation.","proof":{"detail":"Published sources describe how magnesium, 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 — 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":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:a3704ae27d781b3607b7980f4aa98b10e1e13f70247cb73469d8756b55bc6dae","evidence_url":"https://lookcloser.ai/e/ev-576197992bc8"},{"evidence_id":"ev-5dce00df06fb","record_id":"850059627167","gtin":"850059627167","claim_key":"finding:nih-published-research-reaching-a-studied-dose-costs-about-23-month","primary_source":"nih_ods_magnesium","claim":"Reaching a studied dose costs about $23/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 $23 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 (200–420 mg), this product runs roughly $23 per month. A price observation, not a recommendation."},"source_refs":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"nih_ods_zinc","source_url":"https://ods.od.nih.gov/factsheets/Zinc-HealthProfessional/","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"zinc","receipt_label":"NIH ODS — Zinc fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"pubmed_zinc","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=zinc+supplementation+randomized","observed_at":"2026-08-04","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:951a84d0fa22a78b0f1672af55c95a27468588c0c60eef20ca6245958befd23f","evidence_url":"https://lookcloser.ai/e/ev-5dce00df06fb"},{"evidence_id":"ev-65b9cf4061a5","record_id":"850059627167","gtin":"850059627167","claim_key":"claim:testing","primary_source":"source_listing","claim":"“tested.”","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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The claim does not name a certifier or public register that a shopper can check.","proof":{"kind":"manufacturing","status":"partly","snippet":"…GMP-certified U.…"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0FHDSZD6L","observed_at":"2026-08-04","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"brand_store","source_url":"https://fernes.com","observed_at":"2026-08-04","identity_basis":"brand_domain_only","scope":"brand_or_exact_product"}],"observed_at":"2026-08-04","content_fingerprint":"sha256:498911b132dadafa88c5670d66f219c8ddeffc4ea66aa266d95ccddeace33bea","evidence_url":"https://lookcloser.ai/e/ev-ab2a1b6e2284"},{"evidence_id":"ev-ce0992589acf","record_id":"850059627167","gtin":"850059627167","claim_key":"claim:efficacy","primary_source":"source_listing","claim":"“Magnesium Glycinate with Zinc - 275mg Elemental Magnesium + 8mg Zinc for Active Adults, Athletes & Anyone Under Stress Who Need Better Sleep,…”","bucket":"partly","looked":"whether the ingredient doses on the label match the doses used in published research","found":"Ingredient evidence exists; on dose: label states 275 mg/serving — about 65% 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. 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