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 2% GHK CU Copper Peptide Serum for Hair Growth and Scalp Care Juvasonic + Vitali Copper Peptide (GHK Cu) Bundle Pre order NOW! Copper Peptides True Hair Growth Serum Based on the Anela Protocol Ghk cu Ahk cu 30ml (1 Fl.oz) Etsy Amazon.com: Copper Peptide Hair Serum with Copper Tripeptide 1 Dual Peptide Scalp Treatment plus Licorice Root Extract : Beauty & Personal Care Copper Peptide Serum Booster (CU GHK) for Skin & Hair