GHK Cu is a naturally occurring copper binding peptide that plays a major role in tissue repair and remodeling, with a strong focus in research on skin and hair biology. It works by signaling GHKCU Peptide Therapy Relive Health Houston, TX What Is GHK Cu? Discovery & Research Honest Peptide 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