Orally administered collagen peptide protects against UVB-induced skin aging through the absorption of dipeptide forms, Gly-Pro and Pro-Hyp.
Biosci Biotechnol Biochem. 2019 Jun;83(6):1146-1156. doi: 10.1080/09168451.2019.1580559. Epub 2019 Feb 11.
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PMID: 30739561