12 weeks in, and my skin has NEVER looked better! GHK peptides are doing their thing., Alright, I need to give you an updateit's been 12 weeks since I started using GHK peptides from Transcend, and GHK Cu vs AHK Cu: Which Copper Peptide Is More Effective? Topical GHK CU got rid of Smile lines Looksmax.org Men's Self Improvement & Aesthetics GHK Cu Topical Gel Transparent Peptides Microlift Renewal Cream with GHKCu in Chicago Copper Peptide Collagen Cream at Better Med Spa GHK CU (InfiniWell)