Ghk Cu Serum Peptides Intensive Serum Tripeptide 1 Ghk Cu Copper Peptide Acetyl Hexapeptide 8 Intensive Repair Reduces Wrinkle G Uses and Benefits #ghk GHK Cu is a naturally occurring peptide in human plasma that declines with age. When used in injections (usually subcutaneous), it can offer various benefits: Skin Rejuvenation and Anti Aging: GHK Cu Revival Clinic Advanced Peptide Face Serum 1 oz PURA D'OR MIRROR SKIN Copper Elixir 15ml Potent 1% GHK Cu Peptides for Firmi