Peptides eh? : r gymsnark 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 Sent GLOW, KLOW, and the TB BPC blend to a lab after 30 days refrigerated., 99.6% purity before. 99.6% purity after., Same milligram content. No measurable degradation., These blends are Inside Kris Jenner's Hair Growth Peptides Routine for Thicker Hair Los Angeles Times The Peptide Craze Ground Truths