GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B Why is GHK Cu called the beauty peptide? It's not just about appearance. It's about what's happening underneath. GHK Cu is a naturally occurring peptide in the body that binds to copper and acts The glycyl l histidyl l lysine Cu2+ tripeptide complex attenuates lung inflammation and fibrosis in silicosis by targeting peroxiredoxin 6 ScienceDirect Before vs. after 3 months of GHK Cu peptide therapy smoother texture, more even tone, and skin that looks healthier overall. Small peptide, big difference