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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/810223803001/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 2026-04-21 to 152 on 2026-09-01 (net +152). 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 2026-04-21 to 152 on 2026-09-01 (net +152). 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-B0GTBGW9YN","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-e2cab7a92250","evidence_url":"https://lookcloser.ai/e/ev-e2cab7a92250","content_fingerprint":"sha256:16156530de54af3e9d8a6db5b35d0e882f0daea520bb0a2d9fa842b90fe866db","registry_receipts":[],"evidence":{"summary":"Exact-listing history records written-review counts from 0 on 2026-04-21 to 152 on 2026-09-01 (net +152). 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-B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","looked":"LookCloser checked Keepa exact-listing history.","found":"Exact-listing history records written-review counts from 0 on 2026-04-21 to 152 on 2026-09-01 (net +152). 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/810223803001/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/00810223803001","scope":"exact_product","inference_level":"gap","observed_at":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-7c4b1a6dda22","evidence_url":"https://lookcloser.ai/e/ev-7c4b1a6dda22","content_fingerprint":"sha256:a23305c55fe19c1db5fb480a44d814ecb148a72c7b7bd437f9f62fc83782efc0","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/00810223803001","observed_at":"2026-07-21","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","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/810223803001/full#finding-barcode-gtin-record-upc-valid-no-independent-record"}],"evidence_records":[{"evidence_id":"ev-bd53ecf66be6","record_id":"810223803001","gtin":"810223803001","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 Reus Research, LLC (LIMITED LIABILITY COMPANY) 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 Reus Research, LLC (LIMITED LIABILITY COMPANY) 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=98883333&caseSearchType=US_APPLICATION&caseType=DEFAULT&searchType=statusSearch","observed_at":"2026-07-21","identity_basis":"exact_wordmark_and_supplement_goods","scope":"brand","registry_name":"USPTO","identifier":"Registration 7891113","receipt_label":"USPTO · Registration 7891113"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:2ac6bc8d0c95c3441e733095d53592d9fc8523132df49cd39c0af5b8c34406e6","evidence_url":"https://lookcloser.ai/e/ev-bd53ecf66be6"},{"evidence_id":"ev-5a2c1259042f","record_id":"810223803001","gtin":"810223803001","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 152 between April 21 and September 1, 2026. The largest rise inside any single 30-day window was about 49, so the count moved in steps rather than in one burst.","proof":{"first":["2026-04-21",0],"last":["2026-09-01",152],"max_30d_review_gain":49},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:94146d62c41a2f81450b0e92956aa9455379f28f189694e1e4320dcfdb3f6162","evidence_url":"https://lookcloser.ai/e/ev-5a2c1259042f"},{"evidence_id":"ev-95fde8f5b201","record_id":"810223803001","gtin":"810223803001","claim_key":"finding:nih-published-research-each-ingredient-s-amount-is-disclosed","primary_source":"facts_panel","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":"facts_panel","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:7e7e2b55eb0ab851b743b0becf53688f45d7340d4429d862d4e25a8c385b502a","evidence_url":"https://lookcloser.ai/e/ev-95fde8f5b201"},{"evidence_id":"ev-f9e1ac89108c","record_id":"810223803001","gtin":"810223803001","claim_key":"finding:fda-public-records-recall-search-no-match-found-as-of-sep-03-2026","primary_source":"openfda_search","claim":"Recall search: no match found (as of Sep 03, 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:%22Cata-Kor%22+OR+product_description:%22Cata-Kor%22)&limit=5","observed_at":"2026-07-21","identity_basis":"search_only","scope":"product_or_brand","registry_name":"FDA enforcement","identifier":"Cata-Kor","receipt_label":"FDA enforcement search · Cata-Kor"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:51c4774f5e71666491a2c62ab77ccf04cf7263b8a5cc9491419838511b7363a5","evidence_url":"https://lookcloser.ai/e/ev-f9e1ac89108c"},{"evidence_id":"ev-a2b1e14b3fb7","record_id":"810223803001","gtin":"810223803001","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/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:90d290f89db678ab002df0dce9c499beec5608e0995d1f5d71104797596859b1","evidence_url":"https://lookcloser.ai/e/ev-a2b1e14b3fb7"},{"evidence_id":"ev-78331a98e434","record_id":"810223803001","gtin":"810223803001","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/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:b4653c094df1f64f19aa7c37cc60a8a3afb02433e11cd4a85b0278265fcd571c","evidence_url":"https://lookcloser.ai/e/ev-78331a98e434"},{"evidence_id":"ev-7c4b1a6dda22","record_id":"810223803001","gtin":"810223803001","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/00810223803001","observed_at":"2026-07-21","identity_basis":"gtin","scope":"exact_gtin"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:a23305c55fe19c1db5fb480a44d814ecb148a72c7b7bd437f9f62fc83782efc0","evidence_url":"https://lookcloser.ai/e/ev-7c4b1a6dda22"},{"evidence_id":"ev-8d5cb36eff11","record_id":"810223803001","gtin":"810223803001","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/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:58296fe40e00e1ff0f8691ae92c34b9e79c3974e2509a7c278b0a846ae71ff0e","evidence_url":"https://lookcloser.ai/e/ev-8d5cb36eff11"},{"evidence_id":"ev-e2cab7a92250","record_id":"810223803001","gtin":"810223803001","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 2026-04-21 to 152 on 2026-09-01 (net +152). 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 2026-04-21 to 152 on 2026-09-01 (net +152). 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-B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:16156530de54af3e9d8a6db5b35d0e882f0daea520bb0a2d9fa842b90fe866db","evidence_url":"https://lookcloser.ai/e/ev-e2cab7a92250"},{"evidence_id":"ev-c24de4668333","record_id":"810223803001","gtin":"810223803001","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-B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"exact_listing_identifier","scope":"exact_listing"},{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:93269920dd75e8c834ed5942ebcd8e4b7d0727ce2836a8a1932a7ab27a84d3fd","evidence_url":"https://lookcloser.ai/e/ev-c24de4668333"},{"evidence_id":"ev-30cee49de937","record_id":"810223803001","gtin":"810223803001","claim_key":"claim:testing","primary_source":"source_listing","claim":"“THIRD-PARTY TESTED: Every batch of our glutathione liposomal supplement is tested in the USA for heavy metal safety through accredited”","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. No exact brand product page was available for a document check. NSF, IFOS, USP, and Informed-Sport were not checked in this record. This is a public-evidence limit, not a finding that testing did not occur.","proof":{"kind":"testing","status":"unverified","snippet":"…* THIRD-PARTY TESTED: Every batch of our glutathione liposomal supplement is tested in the USA for heavy metal safety through accredited laboratories.…"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"},{"source":"brand_store","source_url":"https://catakor.com","observed_at":"2026-07-21","identity_basis":"brand_domain_only","scope":"brand_or_exact_product"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:d11dea45718552819c4d1a39bff40455a2221dbd7d04e0e6fe822c8bf4be9d8e","evidence_url":"https://lookcloser.ai/e/ev-30cee49de937"},{"evidence_id":"ev-1d04cb78c33a","record_id":"810223803001","gtin":"810223803001","claim_key":"claim:manufacturing","primary_source":"source_listing","claim":"“GMP”","bucket":"partly","looked":"the facility registration or certificate behind the claim","found":"“GMP-certified” describes factory processes, not what is in the bottle. 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Ingredient-sourcing records were not located for this product.","proof":{"kind":"origin","status":"unverified","snippet":"…MADE IN THE USA FROM GLOBALLY SOURCED INGREDIENTS: Manufactured and packaged in the United States from globally sourced ingredients.…"},"source_refs":[{"source":"source_listing","source_url":"https://www.amazon.com/dp/B0GTBGW9YN","observed_at":"2026-07-21","identity_basis":"listing_identifier","scope":"exact_listing"}],"observed_at":"2026-07-21","content_fingerprint":"sha256:d3ac2b064837553d2b3e065eec7b70533d111386a31cfac822593f4bd55b43a9","evidence_url":"https://lookcloser.ai/e/ev-6d0888f91418"}],"label_math":{"verdict":"UNKNOWN","claimed_subject":null,"claimed_mg":null,"serving_mass_mg":null,"percent_of_serving":null,"serving_mass_source":null,"ambiguity":null,"declared_actives_total_mg":1100,"headline_claim_mg":null,"headline_subject":null,"subject_actual_mg":null},"listing_claims":{"dose_claims":[],"testing":{"claimed":true,"named_lab_or_certifier":false},"container":{"units":60,"servings":null,"pack_count":1,"units_conflict":false},"marketing_text":["1155mg PER SERVING","Resveratrol, Vitamin C","Dietary Supplement","Supports Cellular Defense & Antioxidant Balance","6x ABSORPTION","Natural glutathione plays a key role in cellular protection","levels may decline with age and everyday stress*","Cellular Protection*","Antioxidant Defense*","Liver Function*"],"certification_text":["USA MADE GLOBALLY SOURCED","NSF","GMP","USA MADE","SOURCED GLOBALLY","3RD PARTY TESTED","GMP FACILITY","FREE OF: Wheat","FREE OF: Gluten","FREE OF: Dairy"],"claim_checks":[{"kind":"testing","label":"Quality-testing claim","snippet":"…* THIRD-PARTY TESTED: Every batch of our glutathione liposomal supplement is tested in the USA for heavy metal safety through accredited laboratories.…","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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