GHK Cu Peptide Before and After Results Okay but Ive only been using GHK Cu for 2 weeks and Im already noticing my skin looking firmer and my fine lines softening. I wasnt expecting to see results this fast but Im loving the glow. DM Rejuvenation and Youth with GHK Cu Peptide Treatment Dr. Ahmet zyigit Just started GHK Cu? Here's what to expect This isn't an overnight peptide, it builds Weeks 12: You may start noticing small shiftsskin feels a bit smoother, nails a little stronger Weeks 34: GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B Ghk Cu Treatment Before And After