Dr Tahera explains that the topical version of GHK Cu and how it supports skin repair and rejuvenation. This is the cream based approach. Injectables? We'll cover that next. Because understanding your options matters. A Dermatologist's Take on the Copper Peptide (GHK Cu) Trend GHK Cu Scalp Foam Wells Pharmacy Network Q&A: Optimizing Copper Peptide Through Next Generation Delivery Dermatology Times