chicago aesthetic nurse ask us about our topical (GHK Cu) tripeptide copper complex Instagram GHK Cu Peptide Serum Copper Peptide Serum for Tightening, Collagen Boosting & Hydrating Topical GHK Cu with Hyaluronic Acid TikTok Shop GHK Cu is a copper peptide known for its regenerative and anti aging properties , This topical cream may help support collagen production, improve skin quality, reduce inflammation, and even support 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: