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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/840093128386/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":"2026-07-27","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 4668642","receipt_label":"USPTO · Registration 4668642"}],"observed_at":"2026-07-27","content_fingerprint":"sha256:6fbc9b137dddf261ca09b3d65b4d66bf63ca09af3b85917b0cc69ae9071d3ee6","evidence_url":"https://lookcloser.ai/e/ev-db5b3b16835f"},{"evidence_id":"ev-d930a199340b","record_id":"840093128386","gtin":"840093128386","claim_key":"finding:nih-published-research-each-ingredient-s-amount-is-disclosed","primary_source":"nih_ods_magnesium","claim":"Each ingredient’s amount is disclosed","bucket":"checks_out","looked":"LookCloser checked NIH / published research.","found":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research.","proof":{"detail":"The panel gives a per-ingredient amount rather than hiding quantities inside a proprietary blend, so each one can be compared to published research."},"source_refs":[{"source":"nih_ods_magnesium","source_url":"https://ods.od.nih.gov/factsheets/Magnesium-HealthProfessional/","observed_at":"2026-07-27","identity_basis":"named_ingredient","scope":"ingredient","registry_name":"NIH ODS","identifier":"magnesium","receipt_label":"NIH ODS — Magnesium fact sheet"},{"source":"pubmed_magnesium","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=magnesium+glycinate+supplementation","observed_at":"2026-07-27","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":"2026-07-27","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-27","content_fingerprint":"sha256:27ee746fa29ae7f9e81385eb3d460522dac60559819f702b6dff133416951385","evidence_url":"https://lookcloser.ai/e/ev-d930a199340b"},{"evidence_id":"ev-2f0e1bfe6e0d","record_id":"840093128386","gtin":"840093128386","claim_key":"finding:fda-public-records-recall-search-no-match-found-as-of-jul-27-2026","primary_source":"openfda_search","claim":"Recall search: no match found (as of Jul 27, 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. 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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":"2026-07-27","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":"2026-07-27","content_fingerprint":"sha256:9e38049fadaa3d7f23f160008157e285592216981c7dcda295049bebb2d647d3","evidence_url":"https://lookcloser.ai/e/ev-2f0e1bfe6e0d"},{"evidence_id":"ev-4920097fc006","record_id":"840093128386","gtin":"840093128386","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. 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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":"2026-07-27","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/B0GGSSF7VY","observed_at":"2026-07-27","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-27","content_fingerprint":"sha256:34cef1f2a3351c3479104db54618b1e0678eca742f2536718cadb60a403e32f8","evidence_url":"https://lookcloser.ai/e/ev-4920097fc006"},{"evidence_id":"ev-f27237c1df6e","record_id":"840093128386","gtin":"840093128386","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/B0GGSSF7VY","observed_at":"2026-07-27","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GGSSF7VY","observed_at":"2026-07-27","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-27","content_fingerprint":"sha256:10c390dced41515c2e10544078280518deda74ca0113681d9e7aec38204766ba","evidence_url":"https://lookcloser.ai/e/ev-f27237c1df6e"},{"evidence_id":"ev-675ca163be8d","record_id":"840093128386","gtin":"840093128386","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/B0GGSSF7VY","observed_at":"2026-07-27","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GGSSF7VY","observed_at":"2026-07-27","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-27","content_fingerprint":"sha256:c32376b71e7fd107379bb66a7a3582c4f25f3871b602a8aba374f6ac405f87dc","evidence_url":"https://lookcloser.ai/e/ev-675ca163be8d"},{"evidence_id":"ev-546f55c58392","record_id":"840093128386","gtin":"840093128386","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/00840093128386","observed_at":"2026-07-27","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GGSSF7VY","observed_at":"2026-07-27","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-27","content_fingerprint":"sha256:44a7d0bbea610dbe93d27f2f560692e62e2f95f22154cce3dccdbe7e6ac3479a","evidence_url":"https://lookcloser.ai/e/ev-546f55c58392"},{"evidence_id":"ev-f96f18c57b2a","record_id":"840093128386","gtin":"840093128386","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-B0GGSSF7VY","observed_at":"2026-07-27","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GGSSF7VY","observed_at":"2026-07-27","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-27","content_fingerprint":"sha256:af09c647fe087faf1c3c2b837ab81f445125eddeb3aab17915937eba7f7c3330","evidence_url":"https://lookcloser.ai/e/ev-f96f18c57b2a"},{"evidence_id":"ev-e4f43d7e3322","record_id":"840093128386","gtin":"840093128386","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 50 mg/serving — about 12% of the adult daily reference (adult RDA 310–420 mg elemental; NIH sets 350 mg/day as the supplemental upper level for elemental magnesium). 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