GHK Cu vs AHK Cu: Which Copper Peptide Is More Effective? GHK Cu (Copper Peptide) LeadWest Medical GHK Cu (Copper Peptide) Therapy in South Florida Prescription Consultation & Medical Evaluation Telehealth Florida Surgery & Weight Loss Center PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r SkincareAddiction Copper peptides like GHK Cu work by sending signals to your skin to repair, regenerate, and produce collagen., Its not about instant results, its about improving how your skin functions over time.,