Parents & teen athletes: not everything trending on social media is safe., Copper peptides like GHK Cu are being promoted for skin health, but these products are unregulated and not FDA approved, GHK Cu is a powerful copper peptide that supports collagen production, skin and hair health, and tissue repair. It may help reduce fine lines, improve elasticity, and promote faster healing. Want to learn 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 Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms