GHK Cu Copper tripeptide (1% solution) Sapolita 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 GHK Cu may be trending, but it's nothing new to us. We have been using GHK Cu (our Copper Peptide Complex) for over 15+ years post treatment and in your dialy routine. #GHKCu #CopperPeptides # Copper Peptide (GHK Cu) Supplier Cosmetic Ingredient for Formulators Creative Peptides