GHK Cu Copper Binding Tripeptide Complex True Research Labs New insights on the skin stack I posted earlier this year. RECAPPING: GHK Cu was developed by a company called Procyte in the 90's. I was an interested follower of Dr. Pickart's work GHK Cu 100MG SSP Research GHK Cu 50mg Research Peptide Ameano Peptides GHK CU COPPER PEPTIDE 5MG 10MG 50MG 100MG VIAL UMBRELLA Labs GHK cu is a copper peptide. It's great for skin, especially when you combine it with other things. My favorite is DMSO and derma rolling. My first experience with copper peptides was Procytes