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Is there evidence to support taking collagen peptides for strengthening hair and nails?
MedHead Confidence Score: 5
Amount Saved: $50 medical research
I’d love to be wrong in a few years after we have some solid research come out on this topic, but there is a serious dearth in the category of peptides for skin, hair and nails. I found one study using 44 women published in an obscure journal on Google scholar. That’s it.
1. Dr Oesser S, The oral intake of specific Bioactive Collagen Peptides has a positive effect on hair thickness. Nutrafoods (2020) 1:134-138. DOI 10.17470/NF-020-0019134.