Description
GHK-Cu is the copper(II) complex of the tripeptide glycyl-L-histidyl-L-lysine (Gly-His-Lys), supplied as a blue lyophilized powder.
Specifications
- Sequence: Gly-His-Lys · Cu²⁺
- Molecular formula: C14H24N6O4 (GHK peptide); supplied as the copper(II) complex hydrochloride, C14H22N6O4Cu · xHCl
- Molecular weight: 340.38 g/mol (GHK peptide, C14H24N6O4, free base; excludes copper and chloride)
- CAS: 89030-95-5 (GHK–copper complex); 49557-75-7 (GHK peptide)
- Purity: 99.6% (HPLC)
- Form: 100 mg blue lyophilized powder, sealed vial
- Storage: 2–8°C, lyophilized
Quality documentation
A lot-specific certificate of analysis (COA) is available on request.




