Reducing Redness & Inflammation with GHK Cu Copper Peptides Vitali Skincare What is GHK Cu and Why is Everyone Talking About It? GHK Cu (Copper Peptide) is a powerful, naturally occurring compound in the body that plays a key role in skin health GHK Copper Peptide GHK Cu Tripeptide 1 GHK Cu and Erectile Dysfunction: What the Evidence Actually Shows GHK Cu Youthful Skin, Healthy Cells, Vibrant You. GHK Cu is getting a lot of attention right now, and for good reason. This is not just a skin peptide. It's a copper binding tripeptide with documented effects on gene expression, collagen synthesis,