Amazon.com: LUMORA GHK Cu Copper Peptide Face Serum Advanced Skin Firming & Rejuvenating Serum for Collagen Boost, Smoother Skin & Complexion Renewal 1 fl oz : Beauty & Personal Care GHK Cu Peptide: Benefits for Tissue Repair, Healing, and Recovery Revolution Health & Wellness GHK Cu Peptide Therapy: The Definitive Clinical Guide to Gene Modulation, Protocols, and Efficacy I've been getting a lot of questions about GHK Cu, so here's a quick breakdown. GHK Cu is a copper peptide that naturally occurs in the body and plays a role in skin repair What time of the day do I take GHK CU? #ghkcu #mt2 #bp #transformation GHK Copper Peptide GHK Cu Tripeptide 1