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 Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B Reducing Redness & Inflammation with GHK Cu Copper Peptides Vitali Skincare Wellness peptide craze: why people are injecting drugs 'not for human consumption' 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.