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 Week 3 of GHK Cu and the copper uglies are definitely doing their thing Trusting the process, staying patient, and letting it work its magic If you know, you know it gets worse before it gets Copper Peptide GHK Cu Face Serum IWG Amazon.com: GHK Cu Copper Peptides Serum for Face: Advanced Anti Aging Serum with Multi Peptide and Niacinamide for Fine Lines and Skin Elasticity : Beauty & Personal Care