GHK Cu Copper Peptides: The Proven Skin and Hair Regenerator Finally Getting the Recognition It Deserves. Why this powerhouse molecule is transforming modern beauty and wellness. For decades, GHK Cu copper peptides have been Copper peptide GHK is a powerful skin anti aging peptide boosts collagen synthesis supports wound healing hair follicle growth fibroblast growth improves skin wrinkles The best thing about 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 The first cosmetic peptide "Copper peptide, GHK Cu"