GHK Cu Peptide Serum Copper Peptide Serum for Tightening, Collagen Boosting & Hydrating Topical GHK Cu with Hyaluronic Acid TikTok Shop New product alert! Introducing GHK CU Peptide face cream! Compounded specifically to aid in DNA repair, increases collagen and elastin production, accelerate wound healing, reduce wrinkles and signs of aging. Glow from within What is GHK Cu Cream? GHK Cu is a topical peptide cream featuring copper peptides that support your skin's natural repair process. Backed by science, this ingredient offers a range of skin enhancing benefits: GHK Cu Peptide Therapy Topical Cream