GHK CU: The Peptide That Heals EVERYTHING (Full Breakdown) 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 Unlocking the Secrets of GHK Cu: The Revolutionary Peptide for Youthfu 2 weeks in on GHK Cu and the glow is REAL. Brighter complexion More even skin tone Less breakouts Softer fine lines Thicker, fuller hair This is just Ive tried everything for thin brows and lashes., Serums. Oils. Peptides. You name it., Nothing worked until GHK Cu copper., Copper peptides dont just sit on the surface they actually signal the GHK Cu Peptide Before and After Results