ghk cu copper peptide research GHK-CU – GHK-Cu Peptide UK Research Supply
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10.1097/01.pep.0000223108.03305.5d [DOI] [PubMed] [Google Scholar] 40

(2016) in the Journal of Cosmetic Dermatology tested GHK-Cu in nanocarrier formulations on facial volunteers

GHK-Cu (Glycyl-L-Histidyl-L-Lysine Copper Complex) is a naturally occurring copper-binding peptide found in human plasma, saliva, and tissues
