The clinical research that established GHK-Cu's effects on collagen synthesis, wound healing and skin remodelling was largely conducted using creams and serums applied to the skin
The effects of collagen peptide, supplementation on body composition, collagen synthesis, and recovery from joint injury and exercise: systematic review. Khatri, Naughton, Clifford
sound right, according to some of the info Ive read on this site that sounds like a "healthy dose" any comments
This becomes especially relevant when there are superior options like administration by the orobuccal route, whereby high serum levels are rapidly achieved
Public advisories on unauthorized injectable peptide products including BPC-157
High-fat diet causes iron deficiency via hepcidin-independent reduction of duodenal iron absorption