Molecular crystal structure of the tripeptide GHK Cu. In solution, Download Scientific Diagram GHK Cu Topical Cream PDF) Effects of GHK Cu on MMP and TIMP Expression, Collagen and Elastin Production, and Facial Wrinkle Parameters Peptide Therapy for Pain Management and Healing Core Medical & Wellness GHK Cu for Skin Rejuvenation WeCare Pharmacy What is GHK Cu and Why is Everyone Talking About It? GHK Cu (Copper Peptide) is a powerful, naturally occurring compound in the body that plays a key role in skin health