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glutathione precursors nac has direct antioxidant properties on oxidant species (e.g. OH • ) NAC N-Acetyl-Cysteine - Super Antioxidant
Description
What is GHK-Cu's role in skin barrier repair

The goal of therapeutics is to achieve a desired beneficial effect with minimal adverse effects

However, Vitamin C is not a replacement for sunscreen

Independent analysis suggests you cannot do so without commissioning your own laboratory testing
Abstract Drug metabolism comprises the metabolism of endogenous and exogenous substances

10.1074/jbc.M200755200 J
