Understanding Peptides: BPC 157, GHK Cu & Beyond Meeting Point Health GHK Cu is one of my personal favorites for a lot of reasons, but I can say without a doubt that it's use effectively stopped and reversed, my receiving hairline. However, there are 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 Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms