The Science and Benefits of GHK Cu Peptide: Skincare, Hair Growth, and Beyond GHK Cu Copper Peptide Regeneration, Skin Renewal & Anti Age Alopecia Treatment Copper Peptide Conditioner Ghk Cu Conditioner 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 Therapy Collagen & Skin Renewal GHK Cu for hair growth does it actually work? Short answer: no. GHK Cu can be great for skin but when it comes to hair growth, the evidence just isn't there. And this