Understanding Peptides: BPC 157, GHK Cu & Beyond Meeting Point Health One of the questions we often receive about our products is: Why is the GHK Cu Repairing Serum stored in two part packaging? GHK Cu is an unstable ingredient that can slowly lose its effectiveness GHK Cu Repairing Serum by SumaNurica for Women 3 x 0.33 oz Serum Walmart.com Why is everyone talking about copper peptides? Meet GHK Cu, the skin repairing, redness reducing hero inside our Repairing Serum. #SumaNurica #BiotechSkincare Create your own serum!, , GHK Cu Repairing Serum is stored in revolutionary, two part packaging, consisting of a powder formula in the lid and a liquid solution in the base. , , Activate each