GHK Cu Copper Peptide 0.5% (topical foam) What is GHK Cu Collagen and Elastin Support Neurogan Health GHK CU Beverly Hills Rejuvenation Center Figure 3 from GHK Copper Peptide in Skin Remodeling and Anti Aging ! GHK Cu in Skin Remodeling Semantic Scholar I've been getting a lot of questions about GHK Cu, so here's a quick breakdown. GHK Cu is a copper peptide that naturally occurs in the body and plays a role in skin repair