GHK Cu Peptide: What It Does for Body Composition and Metabolic Health Copper peptide GHK Cu Wikipedia Definitive Guide on Peptides for Skin and Hair Care Infusion Clinic ABQ Get glowing skin with GHK CU peptide therapy GHK CU is a naturally occurring plasma peptide that significantly declines during aging. GHK CU exhibits anti aging properties by: stimulating collagen production improving skin elasticity and 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 GHK Cu Copper Peptide Hair & Scalp Serum