Glossary
Peptide glossary
GHK
Tripeptide Gly-His-Lys, base of copper-binding GHK-Cu.
What is GHK?
GHK is the tripeptide glycyl-L-histidyl-L-lysine. It avidly binds copper(II) to form GHK-Cu, the complex responsible for the peptide's regenerative gene-modulation effects.