GHK Cu Copper Peptide Benefits, Uses & Safety Intra V GHK Cu: The Elegant Copper Peptide for Skin and Scalp Renewal Renew Vitality Injectable GHK Cu: Beginner's Guide to Copper Peptide GHK Cu is a copper peptide known for supporting skin repair, collagen production, and overall tissue healing., Traditionally, its taken as an injection but that can come with irritation, bruising, or Oral Liposomal Copper GHK Liposomal GHK Cu Supplement