{"publisher":"Collagen Peptides Rx","product":"Collagen peptides","preparedAt":"2026-11-07","reviewStatus":"Research drafts; medical review has not been claimed","facts":[{"label":"Research finding 1","text":"A69-woman trial compared specific oral collagen hydrolysate against placebo for 8 weeks and found improved measured skin elasticity.","href":"https://pubmed.ncbi.nlm.nih.gov/23949208/"},{"label":"Research finding 2","text":"That trial did not find statistically significant skin-moisture or evaporation effects, despite subgroup trends.","href":"https://pubmed.ncbi.nlm.nih.gov/23949208/"},{"label":"Research finding 3","text":"A114-woman trial of specific VERISOL peptides reported roughly 20% lower eye-wrinkle volume after 8 weeks versus placebo.","href":"https://pubmed.ncbi.nlm.nih.gov/24401291/"},{"label":"Research finding 4","text":"The VERISOL study measured dermal matrix biomarkers in a subgroup; not every measured marker improved significantly.","href":"https://pubmed.ncbi.nlm.nih.gov/24401291/"}],"sources":[{"title":"Oral supplementation of specific collagen peptides has beneficial effects on human skin physiology: a double-blind, placebo-controlled study.","href":"https://pubmed.ncbi.nlm.nih.gov/23949208/"},{"title":"Oral intake of specific bioactive collagen peptides reduces skin wrinkles and increases dermal matrix synthesis.","href":"https://pubmed.ncbi.nlm.nih.gov/24401291/"},{"title":"24-Week study on the use of collagen hydrolysate as a dietary supplement in athletes with activity-related joint pain.","href":"https://pubmed.ncbi.nlm.nih.gov/18416885/"}],"guides":[{"title":"Collagen for brittle nails: separate a small study from hair-growth promises","url":"https://collagenpeptidesrx.com/research-guides/brittle-nails-collagen-study","description":"Read nail-growth research on its own terms and define the actual change you hope to evaluate.","date":"2026-11-07"},{"title":"Collagen and bone density: a scan 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