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 Glow Peptide Protocol GHK Cu, BPC 157, TB 500 Neurogan Health The Best Peptides to Repigment Your Grey Hair According to Science Arey My Sunday facial before and after..After 18 KLOW injections. I can't get enough of the science behind this!! The peptides I use test at 99% purity. That is as high as a Peptide Family Promotes Brain Cell Rejuvenation and Improved Cognition through Peripheral Delivery ACS Omega