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 a growing body of peer Reddit asked questions. Here are answers. GHK Cu isn't newit's just not heavily marketed for hair (yet). Dr. Loren Pickart discovered it in the 70s. Decades of clinical research. Solid mechanism. We screwed No make up kinda day! Can't wait to try that ghk cu to get that glow and perfect skin. I love peptides are there any more I need to check out? #peptides The Science and Benefits of GHK Cu Peptide: Skincare, Hair Growth, and Beyond