GHK Cu Peptide Therapy: The Definitive Clinical Guide to Gene Modulation, Protocols, and Efficacy Could Copper Peptides Reverse Hair Loss and Inflammation? YouTube 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 Amazon.com: TOSOWOONG Copper Peptide 12 Cream, 99% Purity of Copper Tripeptide 1, GHK Cu, 12 Multi Peptide Powerful Anti Aging Formula for Fine Lines, Firming, Skin Elasticity, Korean Skincare, 50ml 1.69 fl.oz. : Beauty GHK Cu Youthful Skin, Healthy Cells, Vibrant You.