Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum If you're not using GHK Cu what are you waiting for?! These photos still blow my mind Same person. Different chapters. GHK Cu (Copper Peptide) is one of the most researched peptides when it GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B 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 PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r SkincareAddiction