Reducing Redness & Inflammation with GHK Cu Copper Peptides Vitali Skincare 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 Collagen, Skin Rejuvenation & Hair Restoration Meet the ingredient your skin has been waiting for. GHK Cu, or Copper Tripeptide 1, is one of the most researched anti ageing actives in skincare. It firms. It renews. It supports collagen. And now Copper Peptide (GHK Cu) Supplier Cosmetic Ingredient for Formulators Creative Peptides Organic Copper Peptide GHK CU Anti Aging Moisturizer Lightweight Hydrating Cream