Youve probably heard whispers about the beauty peptide, Lets actually talk about what it is, not just the hype., Meet GHK Cu , A tiny copper peptide your body naturally makes. Levels are highest GHK Cu: Skin Healing, Anti Aging, & Hair Growth Benefits GHK Cu Copper Peptide Therapy GHK Cu Peptide Therapy: The Definitive Clinical Guide to Gene Modulation, Protocols, and Efficacy Copper peptides explained what are the differences between copper peptides and GHK CU peptides? What they actually do for the skin in terms of repair and collagen, and what you can and cant mix