192 SchweighoferN.FerriolG
Ascorbate, dithiothreitol and TCEP reduce copper(II) to copper(I), and the donor set that stabilizes the divalent ion does not stabilize the monovalent one, so the complex is destroyed and the released copper becomes redox-active
This copper-based peptide has demonstrated regenerative effects across skin and hair applications, particularly for stimulating follicles, increasing hair density, and supporting wound repair
Given the side effect risks, other research suggests that cagrilintide may be an option for people who dont tolerate GLP-1s well or are especially vulnerable to experiencing nausea and vomiting
The FDA is expected to further evaluate GHK-Cu through the PCAC review process in 2027
The peptide is supplied in a lyophilized (freeze-dried) powder form because it is far more stable than in a liquid solution