Best Peptide Therapy Berkeley, CA Nubo Spa GHK Cu Peptide: What It Does for Body Composition and Metabolic Health 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 What Are GHK Cu Peptides for Skin and Hair Health? This peptide reverses aging, And its been hiding in plain sight for decades., GHK Cu (Copper Peptide) is one of the most researched anti aging ingredients out there., Heres what it does:, GHK Cu may Prevent Oxidative Stress in Skin by Regulating Copper and Modifying Expression of Numerous Antioxidant Genes