GHK Cu Peptide Skin Cream Levers.Health Pptido de cobre GHK GHK Cu Tripptido 1 GHK Cu: The Peptide That Transforms Skin and Tissue Health Calibrate Hydration The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline Ever heard of GHK Cu peptide? It's a naturally occurring copper peptide that helps repair tissue, stimulate collagen, and support skin healing. When used in injectable form, it works at a deeper level