In Vitro and in Vivo Studies of pH Sensitive GHK Cu Incorporated Polyaspartic and Polyacrylic Acid Superabsorbent Polymer ACS Omega GHK CU Skincare isnt just about what you see on the surfaceits about whats happening underneath., GHK Cu (Copper Tripeptide 1) is a naturally occurring peptide that plays a role in skin repair, collagen Most people think GHK Cu is just a beauty peptide. But look at this Same person. Same lighting. Real skin change. GHK Cu works by activating repair genes in the body helping with