Peptide GHK CU Cream Concierge MD Understanding Topical GHK Cu Peptide Benefits for Skin Rejuvenation in Maryland Preston's Pharmacy What are the recommended topical dosing, usage guidelines, and contraindications for copper peptide (GHKCu) preparations in adults? 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