GHK Cu Copper Peptide Regeneration, Skin Renewal & Anti Age Copper Peptide 10% GHK CU, 5% AHK CU with Oligopeptide 1 Hair Treatment Serum Two Ingredients. Real Hair Transformations. How Neurogan Health's GHK Cu Serum Is Changing What Customers Expect From Hair Care GHK Cu Focal Point Vitality The Science and Benefits of GHK Cu Peptide: Skincare, Hair Growth, and Beyond 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