Improving skin look and youth via increased and improved col...

Prompt

Improving skin look and youth via increased and improved collagen production. Does it make sense to supplement collagen, since it is produced by the body itself? If yes, how, to get the best results? There are some studies claiming that topical application of the peptide (=collagen?) can boost collagen production as well. Example study: "Comprehensive evaluation of the efficacy and safety of a new multi-component anti-aging topical eye cream. Fan Yang. Is it true? If yes, how, to get the best results? How effective, per application and dollar, is it compared to supplementation of the collagen orally? If you need to choose one, which should it be?