GHK Cu Copper Tripeptide 1 Research Reagent GHK Cu is one of my personal favorites for a lot of reasons, but I can say without a doubt that it's use effectively stopped and reversed, my receiving hairline. However, there are Organic Copper Peptide GHK Cu Anti Aging Moisturizer Lightweight Hydrating Cream DNA Code Botox Alternative Argireline Copper Peptide Wrinkle Reduce Serum Booster w Snap 8, Matrixyl 3000 Meet the ingredient your skin has been waiting for. GHK Cu, or Copper Tripeptide 1, is one of the most researched anti ageing actives in skincare. It firms. It renews. It supports collagen. And now Copper Peptide 10% GHK CU, 5% AHK CU with Oligopeptide 1 Hair Treatment Serum eBay