Inflammation triggered self immolative conjugates enable oral peptide delivery by overcoming gastrointestinal barriers Science Advances 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 Injection: Revolutionizing Skin Rejuvenation Hubmed 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 The Peptide Craze Ground Truths