GHK Cu (Copper Peptide), Your skins secret weapon for repair, regeneration, and glow , Meet GHK Cu (Copper Peptide) one of the most powerful peptides in aesthetics and wellness., Stimulates GHK CU 50mg Vial Copper Peptide Pure Bio Labs WO2019167070A1 Topical copper tripeptide composition and process of preparation. Google Patents Before vs. after 3 months of GHK Cu peptide therapy smoother texture, more even tone, and skin that looks healthier overall. Small peptide, big difference