Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms Rigid flexible nanocarriers loaded with active peptides for antioxidant and anti inflammatory applications in skin ScienceDirect 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 GHK Cu is a powerful copper peptide that helps restore what aging naturally slows down: repair, collagen production, and overall skin resilience. The result? Smoother texture. Firmer feel. Healthier looking skin and hair. Schedule