Ghk Cu Shampoo Copper Peptide Hair Growth Best Peptide for Hair Growth Copper Peptide Shampoo If you don't know you should ask somebody. GHK Cu (copper peptide) is a potent, naturally occurring regenerative compound that reverses skin aging, accelerates wound healing, reduces inflammation, and promotes hair growth. It Molecular structure of the tripeptide GHK Cu. In solution lysine Download Scientific Diagram Copper Peptides Serum for Face 2% GHK CU & 4% EGF Seraphime