week 3 of using GHK Cu peptide pin. If I take a photo with the same lighting? How much of a difference do you think there will be? #ghkcu #peptide #look #looksmaxing #glowup GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B Peptide GHK CU Cream Concierge MD GHK Cu is the compound your body made at 25 and quietly stopped making. Most people find it in overpriced serums. Few understand what it actually does, or what happens when you're not