Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum GHK CU 100mg 99%+ Purity, COA Verified 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 Amazon.com: Jkrova GHK Cu Copper Peptide Face Cream 4% Peptides Moisturizer for Fine Lines, Wrinkles, Firming, Deep Hydration & Collagen Support 2400mg GHK Cu for All Skin Types, 30g : Beauty GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true? Copper peptide, known as GHK Cu, has Why Are People Injecting Themselves with Peptides? The New Yorker