Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms GHK Cu Peptide Benefits (And a Few Risks) Explained GHK Cu (Copper Peptide) Dr Tahera explains that the topical version of GHK Cu and how it supports skin repair and rejuvenation., This is the cream based approach., Injectables? Well cover that next., Because understanding Let's talk GHK Cu GHK Cu is a naturally occurring copper peptide that supports: Collagen production Tissue repair Skin rejuvenation Reducing Inflammation Healthy aging As levels decline with