Parents & teen athletes: not everything trending on social media is safe. Copper peptides like GHK Cu are being promoted for skin health, but these products are unregulated and not FDA approved, which GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B 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 Glow Serum with Copper Peptides and Vegan Collagen GHK Cu Copper Peptide for Research GhostLabz