What are the guidelines for using GHK Cu (Glycyl Histidyl Lysine Copper) peptide in patients with underlying health conditions for wound healing and cosmetic applications? GHK Cu Peptides Serum TryDeloura BodyPharm GHK Cu My Antidote Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule