Ries, S, Jindani, R, Olivera, JA, Munroe, DA, Stiles, BM, Antonoff, MB
However, it is not recommended to combine it directly with high concentrations of vitamin C (L-ascorbic acid) or AHAs, as the acidic pH of these actives can destabilize the copper complex and reduce GHK-Cu efficacy
doi:10.1042/bj0860173
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