am+pm 5% B5+GHK Cu Hydrating Serum 9 months of consistency with a protocol that works systemically, not superficially. This has included GHK Cu subcutaneous and topical, collagen, protein and an intentional lifestyle ticking off the essentials of sleep, training, 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 7% GHK Cu Cosmetic Ingredient Accelerant Skin Biology 15 ml MorNatural