GHK-Cu (copper tripeptide-1) is a cosmetic ingredient with a fifty-year topical research history and no approved injectable product, no published human injection trial, and no established parenteral dose in the peer-reviewed literature
Direct human clinical trial evidence
And because of their combined effect on plasma growth hormone levels, the combination outperforms our other recommendations in terms of directly promoting muscle growth
Drug Testing and Analysis 9:14901498 Duzel A, Vlainic J, Antunovic M, Malekinusic D, Vrdoljak B, Samara M, Gojkovic S, Krezic I, Vidovic T, Bilic Z, Knezevic M (2017) Stable gastric pentadecapeptide BPC 157 in the treatment of colitis and ischemia and reperfusion in rats: new insights
W badaniach jest kojarzony z syntez kolagenu i elastyny, gojeniem tkanek, dziaaniem przeciwzapalnym i antyoksydacyjnym