GHK Cu Reviews, Clinical Trials, and Safety Meet GHK Cu, the copper peptide that regenerates and protects. It helps stimulate collagen, improves skin quality, supports hair growth, and fights inflammation for healthier, stronger skin. Contact us at 065 559 Anybody know the correct way of using ahk cu? Do I mix with bac water and inject into abdomen? GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true? Copper peptide, known as GHK Cu, has