The kind of skin that makes people ask what you're using. Meet the GHK Cu Peptide Serum by NanoSkin. Copper peptides, hyaluronic acid, niacinamide and more, working together to firm, hydrate and renew GHK Cu Peptide Serum 30 ml, Copper Peptide Serum with Hyaluronic Acid for Tightening, Collagen Boosting They said the Topical Copper Peptide is Cope so we had to show them that it really work!, This maybe is the strongest Topical version in Europe ( 3% Blue Copper Peptide Complex ) , Only found at:, GHK Cu Copper Peptide 0.5% (topical foam)