GHK Cu (copper peptide) is a science backed anti aging compound that supports collagen production, skin regeneration, and overall skin health. Used in both topical serums and subcutaneous Topical Ghk cu Ingredient in Serums and Shampoo's Etsy 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 2% GHK CU Copper Peptide Serum for Hair Growth and Scalp Care Seraphime