Ingredients Hairgenetix GHK Cu, AHK Cu & PDRN Peptides GHK Cu Hair Foam for Women Cosmetic Scalp Support by Eden Copper Peptide (Copper Tripeptide 1 GHK Cu) & Hair Growth All You Need To Know Bearded Chokra Two Ingredients. Real Hair Transformations. How Neurogan Health's GHK Cu Serum Is Changing What Customers Expect From Hair Care Two Ingredients. Real Hair Transformations. How Neurogan Health's GHK Cu Serum Is Changing What Customers Expect From Hair Care GHK Cu Purepep