GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B Buy Glow Peptide Online GHK Cu + BPC 157 + TB 500 Absence of evidence isnt evidence of absence its a popular argument, but its not how we should be guiding treatment decisions. In this short, I respond to a comment about GHK Cu injections for Uses and Benefits #ghk GHK Cu is a naturally occurring peptide in human plasma that declines with age. When used in injections (usually subcutaneous), it can offer various benefits: Skin Rejuvenation and Anti Aging: You started using a GHK Cu peptide serum on your face and now , The things no one tells you., Yes, the injections can hurt like a bitch. , Heres the thing Ive found it works even better topically,