GHK Cu Blue Copper Peptide Serum GLOW FROM WITHIN This is NOT just another serum this is Peptide+ GHK CU Powered by copper peptides, it works deep within the skin to: Boost collagen & elastin ( Cellular Glow Copper Peptide GHK Cu Serum for Face GHK Cu Peptide Serum 30 ml, Copper Peptide Serum with Hyaluronic Acid for Tightening, Collagen Boosting Copper Peptides for Hair Growth Ultrastrong 10% GHK Cu Serum 7x Absorption Made in USA Buy Now with Express International Delivery GoSupps.com Wholesale AHK CU + GHK CU Hair Serum Pro for your store Faire