GHK Cu Copper Peptide Benefits, Uses & Safety Intra V Glow Peptide Injection: Revolutionizing Skin Rejuvenation Hubmed GHK Cu, the copper peptide, is a game changing injectable for radiant skin and so much more Here's what it can do: Boost collagen for smoother, firmer skin Anti aging GHK Cu Copper Peptide Cream (Prescription) UluRx GHK Cu Peptide: What It Does for Body Composition and Metabolic Health