Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with Wholesale GHK Cu Copper Peptide Face Cream for your store Faire 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 GHK CU Cosmetic for Healthy Skin Aging and Wrinkle Support Fullscript Glow from the inside out. GLOW Peptide Therapy is a powerful blend of BPC 157, TB 400, and GHK Cu designed to support collagen production, soften the appearance of fine lines, and improve skin