7 days on GHK Cu. Here's my honest update. I'm not going to hype this up because the real results don't even start until week 46. But something is already happening. GHK Cu vs NAD+: Which Longevity Peptide Should You Take or Stack? GNM Glutathione Film Strips 30 Day Supply Box Allkmag Experiencing itching & burning from your GHK CU peptide injections? Try these to hacks: 1. Use a longer syringe to penetrate deeper into the fat cells. 2. Dilute the copper. Here I