Wellness peptide craze: why people are injecting drugs 'not for human consumption' What are the benefits, recommended regimen, and safety considerations of topical GHKCu (copper peptide) for skin repair and rejuvenation in healthy adults? GHK Cu (Copper Peptide) is a naturally occurring peptide in the body that binds with copper to support cell repair and renewal. As we age, our levels decrease and thats where supplementation or GHK Cu Topical Cream GHK Cu Copper Peptide for Hair Loss: Results, Mechanism, and What to Expect Mitigating GHK Cu Injection Pain: Tips and Tricks Gabriel Alizaidy, MD, MS posted on the topic LinkedIn