So, what are we talking about? GHK Cu , Its completely changed how I think about skin and aesthetics., Instead of freezing muscles or adding volume, this approach supports the skin at a deeper GHK Cu No, were not actually injecting copper , GHK Cu is a peptide your body already makes (just less of it as you age). It binds to copper and helps signal repair., Why people are into it:, supports Why is the injection site painful after administering GHK Cu (Glycyl L Histidyl L Lysine Copper) 2mg mixed with normal saline? GHK Cu Peptide: Benefits for Tissue Repair, Healing, and Recovery Revolution Health & Wellness