Primary Research · 2014
Oral supplementation of specific collagen peptides has beneficial effects on human skin physiology: a double-blind, placebo-controlled study
Proksch E, Segger D, Degwert J, et al. · Skin Pharmacology and Physiology, 2014
Key finding
8-week RCT (n=69) found 2.5–5g/day collagen hydrolysate significantly improved skin elasticity vs placebo, with effects measurable 4 weeks after treatment ended.
Read the paper
Open on PubMedhttps://pubmed.ncbi.nlm.nih.gov/23949208/
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