GHK Cu: 3 Things I Wish I Knew Before Starting DAY 3 GHK Cu (Anti Aging & Skin Repair) Turn Back the Clock at the Cellular Level GHK Cu (Copper Peptide) is a powerful regenerative peptide. Stimulates collagen & elastin Copper Tripeptide (GHK Cu) for Advanced Skincare & Haircare Formulatio 12 weeks in, and my skin has NEVER looked better! GHK peptides are doing their thing. Alright, I need to give you an updateit's been 12 weeks since I started using GHK Ever heard of the "Copper Uglies"? It sounds scary, but it's actually a sign of over enthusiasm! Copper peptides are incredible for skin remodeling, but they work on a "break down and Blue is the color of our Blue Copper Peptide Serum Complex of 3% , #ghk #copperpeptide #serum #skincare #valenciacosmetica