Peptide Therapy in Brandon & Lakeland, FL BPC 157, TB 500 & GHK Cu Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms GHK Cu (Copper Peptide) is a naturally occurring peptide in the body that binds with copper to support cell repair and renewal. As we age, our levels decrease and thats where supplementation or GHK Cu Youthful Skin, Healthy Cells, Vibrant You. GHK Cu vs NAD+: Which Longevity Peptide Should You Take or Stack? GHK Cu Peptide Therapy: The Definitive Clinical Guide to Gene Modulation, Protocols, and Efficacy