US$ 20.00
ghk-cu serum ingredients list Copper Peptide This proprietary GHK-Cu Copper Peptide Face &
Description
The answer is yes

Peptide purity, stability, and accurate dosing depend on the supplier
doi: 10.1016/j.jconrel.2025.01.035

Sikiri P, Seiwerth S, Grabarevi , Ruman R, Petek M, Jagi V, et al

The molecular formula is C63H88CoN14O14P, which corresponds to a molecular weight of 1355.38 and the following structural formula: Figure 1

We dont know if use can cause tumors, cancer, or long-term effects on fertility
