GHK-Cu (copper tripeptide) (Topical), is a research peptide consisting of a naturally occurring tripeptide–copper(II) complex (Gly-His-Lys·Cu²⁺·CH₃COO⁻) extensively studied for its role in
GHK-Cu (copper tripeptide) (Topical), is a research peptide consisting of a naturally occurring tripeptide–copper(II) complex (Gly-His-Lys·Cu²⁺·CH₃COO⁻) extensively studied for its role in