GHK CU Cosmetic for Healthy Skin Aging and Wrinkle Support Let's talk about a peptide that actually changes how skin and hair heal GHK Cu. GHK Cu (Copper Tripeptide 1) is a naturally occurring peptide that signals skin and hair cells to heal, regenerate, GHK Cu Peptide Benefits (And a Few Risks) Explained GHK Cu is a powerful copper peptide that supports collagen production, skin and hair health, and tissue repair. It may help reduce fine lines, improve elasticity, and promote faster healing. Want to learn Peptide GHK CU Cream Concierge MD