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 Wellness peptide craze: why people are injecting drugs 'not for human consumption' GHK Cu might be trending, but its not new., Before you inject yourself with this viral peptide, consider this., This copper peptide has been studied for years in skin repair and collagen signalling, GHK Cu Glow Peptide Stack for Skin Rejuvenation Jennifer R. Berman MD PDF) GHK, the Human Skin Remodeling Peptide, Induces Anti Cancer Expression of Numerous Caspase, Growth Regulatory, and DNA Repair Genes