Hyperpigmentation no more? GHK Cu Users Share Their Stories Aseir Custom So, what are we talking about? GHK Cu It's completely changed how I think about skin and aesthetics. Instead of freezing muscles or adding volume, this approach supports the skin at a 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 GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true?, Copper peptide, known as GHK Cu, has a growing body of peer