GHK Cu is a fantastic peptide but it can burn or bruise some people. Quick options to help reduce that issue. #ghk cu #copperpeptides #KLOW #GLOW #peptides Rejuvenation and Youth with GHK Cu Peptide Treatment Dr. Ahmet zyigit Why is the injection site painful after administering GHK Cu (Glycyl L Histidyl L Lysine Copper) 2mg mixed with normal saline? Before you decide to begin using the copper peptide, GHK Cu, be aware it stings and leaves behind big, red welts that then leave a lovely bruise. In order to reap the 'glow' Bruising with your injections? It is totally normal and usually nothing to stress about., Heres a quick summary on this common experience!, Why it happens:, A tiny capillary gets nicked, Needle Copper Peptides for Skin: The Science, Benefits, and Best Practices Hubmed