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A gap in the label’s information, not evidence of a problem.","identity_basis":"listing","status":"live","source_refs":["facts_panel","source_listing"],"source_url":"https://www.amazon.com/dp/B0FJ8RZ55V","scope":"exact_listing","inference_level":"gap","observed_at":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-746775b72db5","evidence_url":"https://lookcloser.ai/e/ev-746775b72db5","content_fingerprint":"sha256:0b537b004de3fa4a670361efb688c2a50bf485d969379504acc9e8de8b66c4c7","registry_receipts":[],"evidence":{"summary":"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. 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This is ingredient context only; the record does not establish that this product delivers the studied dose or outcome. Sources: PubMed search: collagen peptide supplementation trial, WebMD search: collagen.","identity_basis":"ingredient","status":"live","source_refs":["pubmed_collagen"],"source_url":"https://pubmed.ncbi.nlm.nih.gov/?term=collagen+peptide+supplementation+randomized","scope":"ingredient_context","inference_level":"gap","observed_at":"2026-07-21","presentation_tone":"gap","evidence_id":"ev-d277b6b0b932","evidence_url":"https://lookcloser.ai/e/ev-d277b6b0b932","content_fingerprint":"sha256:606865392cc5cae09ea6ae7f60d4ad44c36028aca4c45d851b59f19c2115edd0","registry_receipts":[],"evidence":{"summary":"Published sources describe how collagen peptides 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: collagen peptide supplementation trial, WebMD search: collagen."},"html_anchor":"finding-nih-published-research-research-context-is-available-for-the-listed-ingr","report_url":"https://lookcloser.ai/p/lc-31f698e6#finding-nih-published-research-research-context-is-available-for-the-listed-ingr"},{"id":"keepa-exact-listing-history-this-item-belongs-to-a-catalog-variation-fam","source":"Keepa exact-listing history","class":"gap","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. 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