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This identifies the USPTO mark owner or applicant; it does not by itself prove who manufactures or sells this product.","identity_basis":"owner_exact","status":"live","source_refs":["uspto_search"],"source_url":"https://tsdr.uspto.gov/#caseNumber=99093658&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","scope":"brand_owner","inference_level":"direct_observation","observed_at":"2026-07-23","presentation_tone":"ok","evidence_id":"ev-24ffbb7c3835","evidence_url":"https://lookcloser.ai/e/ev-24ffbb7c3835","content_fingerprint":"sha256:5ce0f828af3f58747935e86ec4e07160104c0ae4c5170e3af3efd577f793e2f1","registry_receipts":[{"source":"uspto_search","url":"https://tsdr.uspto.gov/#caseNumber=99093658&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","label":"USPTO · Registration 8013442","registry_name":"USPTO","standard":null,"identifier":"Registration 8013442"}],"evidence":{"summary":"USPTO lists Christina Kalb (INDIVIDUAL) in Germany 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/739768823919/full#finding-uspto-trademark-registry-exact-trademark-owner-identified"},{"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/B0GWJ65N4X","scope":"search_scope","inference_level":"gap","observed_at":"2026-07-23","presentation_tone":"gap","evidence_id":"ev-c326c7fc46d9","evidence_url":"https://lookcloser.ai/e/ev-c326c7fc46d9","content_fingerprint":"sha256:499d179dabc944a3fdea6c37c65f39e7ef778ad340c4da52e7aaf7f8097cad48","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/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","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/739768823919/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 500 mg; the photo-read Supplement Facts panel shows NMN (Nicotinamide Mononucleotide) at 500 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.","proof":"The listing claims 500 mg; the photo-read Supplement Facts panel shows NMN (Nicotinamide Mononucleotide) at 500 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/B0GWJ65N4X","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-23","presentation_tone":"gap","evidence_id":"ev-ad0712dd0448","evidence_url":"https://lookcloser.ai/e/ev-ad0712dd0448","content_fingerprint":"sha256:47ebd6ade3f13aed39e7d376ab9e99791457386bbd49b7ca21c5756251948a25","registry_receipts":[],"evidence":{"summary":"The listing claims 500 mg; the photo-read Supplement Facts panel shows NMN (Nicotinamide Mononucleotide) at 500 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/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","looked":"LookCloser checked Label and serving arithmetic.","found":"The listing claims 500 mg; the photo-read Supplement Facts panel shows NMN (Nicotinamide Mononucleotide) at 500 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/739768823919/full#finding-label-and-serving-arithmetic-listing-claim-matches-the-supplement-facts-"},{"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 NMN have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: PubMed search: nicotinamide mononucleotide human trial, ClinicalTrials.gov — NMN.","proof":"Published sources describe how NMN have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: PubMed search: nicotinamide mononucleotide human trial, ClinicalTrials.gov — NMN.","identity_basis":"ingredient","status":"live","source_refs":["pubmed_nmn"],"source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=nicotinamide+mononucleotide+randomized+human","scope":"ingredient_context","inference_level":"gap","observed_at":"2026-07-23","presentation_tone":"gap","evidence_id":"ev-91c00108d772","evidence_url":"https://lookcloser.ai/e/ev-91c00108d772","content_fingerprint":"sha256:0c4f58471080fba92058d465a79860a9513e39dccd32737068be5e30aae21da1","registry_receipts":[],"evidence":{"summary":"Published sources describe how NMN 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: PubMed search: nicotinamide mononucleotide human trial, ClinicalTrials.gov — NMN."},"html_anchor":"finding-nih-published-research-research-context-is-available-for-the-listed-ingr","report_url":"https://lookcloser.ai/p/739768823919/full#finding-nih-published-research-research-context-is-available-for-the-listed-ingr"},{"id":"review_velocity_gradual","source":"keepa","class":"ok","weight":20,"headline":"The review count moved gradually, not in one burst","detail":"Written reviews rose from 0 to 50 between May 14 and August 25, 2026. The largest rise inside any single 30-day window was about 24, so the count moved in steps rather than in one burst.","proof":{"first":["2026-05-14",0],"last":["2026-08-25",50],"max_30d_review_gain":24},"identity_basis":"listing","status":"live","severity":"ok","source_refs":["source_listing"],"source_url":"https://www.amazon.com/dp/B0GWJ65N4X","scope":"exact_listing","inference_level":"direct_observation","observed_at":"2026-07-23","presentation_tone":"ok","evidence_id":"ev-bdb35e1cfded","evidence_url":"https://lookcloser.ai/e/ev-bdb35e1cfded","content_fingerprint":"sha256:e6b963f9f8647948955ce05c3805684901711c8e7ca1e838ef53f5f72cf44f8d","registry_receipts":[],"evidence":{"summary":{"first":["2026-05-14",0],"last":["2026-08-25",50],"max_30d_review_gain":24},"source_refs":["source_listing"],"source_records":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","looked":"LookCloser checked keepa.","found":"Written reviews rose from 0 to 50 between May 14 and August 25, 2026. The largest rise inside any single 30-day window was about 24, so the count moved in steps rather than in one burst."},"html_anchor":"finding-review_velocity_gradual","report_url":"https://lookcloser.ai/p/739768823919/full#finding-review_velocity_gradual"},{"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/B0GWJ65N4X","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-23","presentation_tone":"gap","evidence_id":"ev-253e54da45d9","evidence_url":"https://lookcloser.ai/e/ev-253e54da45d9","content_fingerprint":"sha256:6e6bf9ae8dd5e4235c31ed0eed42827d25b9ca04b39f76f607698c801c68fcee","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/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","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/739768823919/full#finding-label-and-serving-arithmetic-public-label-filing-not-retained"},{"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-B0GWJ65N4X","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-23","presentation_tone":"gap","evidence_id":"ev-4eeb98355690","evidence_url":"https://lookcloser.ai/e/ev-4eeb98355690","content_fingerprint":"sha256:222452e828f98223b4941193c4592e639416d5ccafffa9ec5572c4dfef2ca7ae","registry_receipts":[],"evidence":{"summary":"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":["keepa_history","source_listing"],"source_records":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","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."},"html_anchor":"finding-keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam","report_url":"https://lookcloser.ai/p/739768823919/full#finding-keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam"},{"id":"keepa-exact-listing-history-180-day-review-count-history-is-on-file","source":"Keepa exact-listing history","class":"gap","noted":false,"severity":"info","weight":16,"headline":"180-day review-count history is on file","detail":"Exact-listing history records written-review counts from 0 on 2026-05-14 to 50 on 2026-08-25 (net +50). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","proof":"Exact-listing history records written-review counts from 0 on 2026-05-14 to 50 on 2026-08-25 (net +50). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","identity_basis":"listing","status":"live","source_refs":["keepa_history","source_listing"],"source_url":"https://keepa.com/#!product/1-B0GWJ65N4X","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-23","presentation_tone":"gap","evidence_id":"ev-da4ed3093c87","evidence_url":"https://lookcloser.ai/e/ev-da4ed3093c87","content_fingerprint":"sha256:4b4694602eaf4f45984b4748378f8933292b1d41a12c00ea745c3e0ae14c7612","registry_receipts":[],"evidence":{"summary":"Exact-listing history records written-review counts from 0 on 2026-05-14 to 50 on 2026-08-25 (net +50). Count movements can reflect sales, listing variants, collection resets, or moderation; this history does not establish whether reviews are authentic.","source_refs":["keepa_history","source_listing"],"source_records":[{"source":"keepa_history","source_url":"https://keepa.com/#!product/1-B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","looked":"LookCloser checked Keepa exact-listing history.","found":"Exact-listing history records written-review counts from 0 on 2026-05-14 to 50 on 2026-08-25 (net +50). 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/739768823919/full#finding-keepa-exact-listing-history-180-day-review-count-history-is-on-file"},{"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/00739768823919","scope":"exact_product","inference_level":"gap","observed_at":"2026-07-23","presentation_tone":"gap","evidence_id":"ev-ca58b13a1858","evidence_url":"https://lookcloser.ai/e/ev-ca58b13a1858","content_fingerprint":"sha256:90a6708d959f96cb4bfd37c691bc9b0d64ec3bb8891b1ec2ed6538c709826b62","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/00739768823919","observed_at":"2026-07-23","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","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/739768823919/full#finding-barcode-gtin-record-upc-valid-no-independent-record"}],"evidence_records":[{"evidence_id":"ev-24ffbb7c3835","record_id":"739768823919","gtin":"739768823919","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 Christina Kalb (INDIVIDUAL) in Germany 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 Christina Kalb (INDIVIDUAL) in Germany 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=99093658&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-07-23","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 8013442","receipt_label":"USPTO · Registration 8013442"}],"observed_at":"2026-07-23","content_fingerprint":"sha256:5ce0f828af3f58747935e86ec4e07160104c0ae4c5170e3af3efd577f793e2f1","evidence_url":"https://lookcloser.ai/e/ev-24ffbb7c3835"},{"evidence_id":"ev-9e8c19460c74","record_id":"739768823919","gtin":"739768823919","claim_key":"finding:label-and-serving-arithmetic-label-math-is-physically-consistent","primary_source":"facts_panel","claim":"Label math is physically consistent","bucket":"checks_out","looked":"LookCloser checked Label and serving arithmetic.","found":"Claimed nmn 500.0 mg is 43% of the ≈1,150 mg serving (serving size printed on the packaging (photo-read from listing images)) — within physical limits.","proof":{"detail":"Claimed nmn 500.0 mg is 43% of the ≈1,150 mg serving (serving size printed on the packaging (photo-read from listing images)) — within physical limits."},"source_refs":[{"source":"facts_panel","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","content_fingerprint":"sha256:5ce62dba1cfec4c1fc286a23b4a64de8e4d86b7a322b39ae96fbfcaff655c29e","evidence_url":"https://lookcloser.ai/e/ev-9e8c19460c74"},{"evidence_id":"ev-bdb35e1cfded","record_id":"739768823919","gtin":"739768823919","claim_key":"finding:review_velocity_gradual","primary_source":"source_listing","claim":"The review count moved gradually, not in one burst","bucket":"checks_out","looked":"LookCloser checked keepa.","found":"Written reviews rose from 0 to 50 between May 14 and August 25, 2026. The largest rise inside any single 30-day window was about 24, so the count moved in steps rather than in one burst.","proof":{"first":["2026-05-14",0],"last":["2026-08-25",50],"max_30d_review_gain":24},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","content_fingerprint":"sha256:e6b963f9f8647948955ce05c3805684901711c8e7ca1e838ef53f5f72cf44f8d","evidence_url":"https://lookcloser.ai/e/ev-bdb35e1cfded"},{"evidence_id":"ev-f13aab01a7a8","record_id":"739768823919","gtin":"739768823919","claim_key":"finding:nih-published-research-nmn-dose-matches-published-studies","primary_source":"pubmed_nmn","claim":"Nmn dose matches published studies","bucket":"checks_out","looked":"LookCloser checked NIH / published research.","found":"label claims 500 mg/serving — within the range commonly used in research (human trials to date mostly use 250–1,000 mg/day). Sources: PubMed search: nicotinamide mononucleotide human trial, ClinicalTrials.gov — NMN.","proof":{"detail":"label claims 500 mg/serving — within the range commonly used in research (human trials to date mostly use 250–1,000 mg/day). Sources: PubMed search: nicotinamide mononucleotide human trial, ClinicalTrials.gov — NMN."},"source_refs":[{"source":"pubmed_nmn","source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=nicotinamide+mononucleotide+randomized+human","observed_at":"2026-07-23","identity_basis":"named_ingredient","scope":"ingredient"}],"observed_at":"2026-07-23","content_fingerprint":"sha256:e1413493e7bf799c701f95b7158e88d8efe362006146264c2c62b9e8309bda1b","evidence_url":"https://lookcloser.ai/e/ev-f13aab01a7a8"},{"evidence_id":"ev-ad0712dd0448","record_id":"739768823919","gtin":"739768823919","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 500 mg; the photo-read Supplement Facts panel shows NMN (Nicotinamide Mononucleotide) at 500 mg per serving — the listing text and its photo-read panel agree; this is internal consistency, not independent testing.","proof":{"detail":"The listing claims 500 mg; the photo-read Supplement Facts panel shows NMN (Nicotinamide Mononucleotide) at 500 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/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","content_fingerprint":"sha256:47ebd6ade3f13aed39e7d376ab9e99791457386bbd49b7ca21c5756251948a25","evidence_url":"https://lookcloser.ai/e/ev-ad0712dd0448"},{"evidence_id":"ev-253e54da45d9","record_id":"739768823919","gtin":"739768823919","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/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","content_fingerprint":"sha256:6e6bf9ae8dd5e4235c31ed0eed42827d25b9ca04b39f76f607698c801c68fcee","evidence_url":"https://lookcloser.ai/e/ev-253e54da45d9"},{"evidence_id":"ev-ca58b13a1858","record_id":"739768823919","gtin":"739768823919","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/00739768823919","observed_at":"2026-07-23","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","content_fingerprint":"sha256:90a6708d959f96cb4bfd37c691bc9b0d64ec3bb8891b1ec2ed6538c709826b62","evidence_url":"https://lookcloser.ai/e/ev-ca58b13a1858"},{"evidence_id":"ev-c326c7fc46d9","record_id":"739768823919","gtin":"739768823919","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/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","content_fingerprint":"sha256:499d179dabc944a3fdea6c37c65f39e7ef778ad340c4da52e7aaf7f8097cad48","evidence_url":"https://lookcloser.ai/e/ev-c326c7fc46d9"},{"evidence_id":"ev-da4ed3093c87","record_id":"739768823919","gtin":"739768823919","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 0 on 2026-05-14 to 50 on 2026-08-25 (net +50). 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 0 on 2026-05-14 to 50 on 2026-08-25 (net +50). 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-B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","content_fingerprint":"sha256:4b4694602eaf4f45984b4748378f8933292b1d41a12c00ea745c3e0ae14c7612","evidence_url":"https://lookcloser.ai/e/ev-da4ed3093c87"},{"evidence_id":"ev-4eeb98355690","record_id":"739768823919","gtin":"739768823919","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-B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GWJ65N4X","observed_at":"2026-07-23","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-23","content_fingerprint":"sha256:222452e828f98223b4941193c4592e639416d5ccafffa9ec5572c4dfef2ca7ae","evidence_url":"https://lookcloser.ai/e/ev-4eeb98355690"},{"evidence_id":"ev-91c00108d772","record_id":"739768823919","gtin":"739768823919","claim_key":"finding:nih-published-research-research-context-is-available-for-the-listed-ingr","primary_source":"pubmed_nmn","claim":"Research context is available for the listed ingredients","bucket":"unverified","looked":"LookCloser checked NIH / published research.","found":"Published sources describe how NMN have been studied. This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: PubMed search: nicotinamide mononucleotide human trial, ClinicalTrials.gov — NMN.","proof":{"detail":"Published sources describe how NMN 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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No exact brand product page was available for a document check. NSF, IFOS, USP, and Informed-Sport were not checked in this record. 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