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Avoid combining with strong acids (AHA/BHA at high concentrations) in the same application, as extreme pH destabilizes the copper-peptide complex

How GHK-Cu works in skin GHK-Cu operates through multiple mechanisms simultaneously, which explains its broad range of effects on skin health and appearance

Supporting healthy glutathione levels*

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These effects reflect the serum hydrating ingredients and immediate anti-inflammatory activity rather than structural changes in collagen or elastin