Copper Peptides for Skin: What GHK Cu Does and How It Compares to Retinol GHK Cu is a copper peptide your body produces naturally. It signals your skin to rebuild collagen, repair tissue, and fight the inflammation that breaks down your structure faster than you can replace GHK Cu The Doctors Protocol in current Clinical Use , DISCLAIMER, The information shared in this video is for educational and informational purposes only and is based on research, and general GHK CU Copper Peptide, Face Cream, 2 oz (60 ml) Cellular Reset Epithalon + GHKCu in Chicago Longevity & Skin Regeneration Peptide Therapy at Better Med Spa