GHK Cu Topical Cream GHK CU Peptide Anti Wrinkle Serum Private Label Options 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 GHK CU Copper Peptide, Face Serum, 1 oz (30 ml) Felicite Did you know GHK Cu is one of the most studied peptides for skin health and tissue repair? This copper peptide has been explored for its potential to: Boost GHK Copper Peptide GHK Cu Tripeptide 1