Glow Peptide Injection: Revolutionizing Skin Rejuvenation Hubmed No, were not actually injecting copper , GHK Cu is a peptide your body already makes (just less of it as you age). It binds to copper and helps signal repair., Why people are into it:, supports Glow Peptide Protocol GHK Cu, BPC 157, TB 500 Neurogan Health Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule GHK Cu Peptide: What It Does for Body Composition and Metabolic Health News What is a GHK CU Injection? Benefits and Uses