GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true? Copper peptide, known as GHK Cu, has Little peptide, but a BIG job! GHK Cu is a naturally occurring copper peptide that gets a lot of attention in research because it's been reported to influence thousands of genes tied to GHK Cu HGH & Peptides Deus Medical Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms