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USPTO names Princeton Research, LLC as the exact wordmark owner. That can be a normal distributor, manufacturer, or licensing relationship; the retained records do not establish the relationship."},"html_anchor":"finding-uspto-trademark-registry-package-and-trademark-records-name-different-re","report_url":"https://lookcloser.ai/p/840093127730/full#finding-uspto-trademark-registry-package-and-trademark-records-name-different-re"},{"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. 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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=86168449&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-15","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 4668642","receipt_label":"USPTO · Registration 4668642"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:934a68e190dc723dbb5b63e4a4c9734fb4b8e832e999f2cc340a4e263e68b372","evidence_url":"https://lookcloser.ai/e/ev-b0d1b1f67046"},{"evidence_id":"ev-974a3ab3cb3c","record_id":"840093127730","gtin":"840093127730","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":"2026-08-15","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":"2026-08-15","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"pubmed_melatonin","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=melatonin+dose+sleep+onset+meta-analysis","observed_at":"2026-08-15","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:b04e037570f720869d1ce108efff1bb5e03ac079a81b784802fc099d57207493","evidence_url":"https://lookcloser.ai/e/ev-974a3ab3cb3c"},{"evidence_id":"ev-d17ff6267287","record_id":"840093127730","gtin":"840093127730","claim_key":"finding:fda-public-records-recall-search-no-match-found-as-of-aug-15-2026","primary_source":"openfda_search","claim":"Recall search: no match found (as of Aug 15, 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+Truth%22+OR+product_description:%22Nature%27s+Truth%22)&limit=5","observed_at":"2026-08-15","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Nature's Truth","receipt_label":"FDA enforcement search · Nature's Truth"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:8d14bcb8f15d1413823b14775cff26070d779cdb020c530958b9a8d882148893","evidence_url":"https://lookcloser.ai/e/ev-d17ff6267287"},{"evidence_id":"ev-ddad4ded39e6","record_id":"840093127730","gtin":"840093127730","claim_key":"finding:uspto-trademark-registry-package-and-trademark-records-name-different-re","primary_source":"uspto_search","claim":"Package and trademark records name different responsible entities","bucket":"unverified","looked":"LookCloser checked USPTO trademark registry.","found":"The package says distributed by: Nature's Truth LLC, Bohemia, NY 11716 USA. USPTO names Princeton Research, LLC as the exact wordmark owner. That can be a normal distributor, manufacturer, or licensing relationship; the retained records do not establish the relationship.","proof":{"detail":"The package says distributed by: Nature's Truth LLC, Bohemia, NY 11716 USA. USPTO names Princeton Research, LLC as the exact wordmark owner. That can be a normal distributor, manufacturer, or licensing relationship; the retained records do not establish the relationship."},"source_refs":[{"source":"uspto_search","source_url":"https://tsdr.uspto.gov/#caseNumber=86168449&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-08-15","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 4668642","receipt_label":"USPTO · Registration 4668642"},{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0H6YCTHJG","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:10d0f39b4e977eb6c7de1c8c1025c38501cb1b84dd9bd8cd4482e1269d84dde6","evidence_url":"https://lookcloser.ai/e/ev-ddad4ded39e6"},{"evidence_id":"ev-4b176d60745f","record_id":"840093127730","gtin":"840093127730","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/B0H6YCTHJG","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0H6YCTHJG","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:c388caeb8e936f3795b85677986f05e01164ec5abc6087de97fa180e0c42f502","evidence_url":"https://lookcloser.ai/e/ev-4b176d60745f"},{"evidence_id":"ev-b0c4bd4583ff","record_id":"840093127730","gtin":"840093127730","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/B0H6YCTHJG","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0H6YCTHJG","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:d8c90b1579d0855e17370d53e5ca1545d80676684f00bb31dabc8f49dd9910b2","evidence_url":"https://lookcloser.ai/e/ev-b0c4bd4583ff"},{"evidence_id":"ev-bc833332a297","record_id":"840093127730","gtin":"840093127730","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/00840093127730","observed_at":"2026-08-15","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0H6YCTHJG","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:3e0904df61b18fd0bb819367fd95bcfed4d3f882ea7ba9e47269dc8214e1c87e","evidence_url":"https://lookcloser.ai/e/ev-bc833332a297"},{"evidence_id":"ev-efb62d077c2a","record_id":"840093127730","gtin":"840093127730","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-B0H6YCTHJG","observed_at":"2026-08-15","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0H6YCTHJG","observed_at":"2026-08-15","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:c4bef42c68614bf0666c94e3750574262c020e5894911cab5ef209915a97b2c1","evidence_url":"https://lookcloser.ai/e/ev-efb62d077c2a"},{"evidence_id":"ev-e778e32aaaad","record_id":"840093127730","gtin":"840093127730","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 25 mg/serving — about 6% 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 25 mg/serving — about 6% 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":"2026-08-15","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":"2026-08-15","identity_basis":"named_ingredient","scope":"ingredient"},{"source":"pubmed_melatonin","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=melatonin+dose+sleep+onset+meta-analysis","observed_at":"2026-08-15","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-08-15","content_fingerprint":"sha256:175129abebc82fe28d5b45d216409fae9f919a0582efcfefebb628ee83fbbb16","evidence_url":"https://lookcloser.ai/e/ev-e778e32aaaad"},{"evidence_id":"ev-4562a91f593f","record_id":"840093127730","gtin":"840093127730","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, melatonin have been studied. 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