Glutathione reduces oxidative stress on skin cells, with a 2014 study in Oxidative Medicine and Cellular Longevity noting its photoprotective agent in skin cells, suggesting its importance in skin cancer prevention
doi:10.3109/15563659309000395
NAD+/NADH ratio assays, SIRT1 activity assays, and mitochondrial respiration measurements (such as oxygen consumption rate via extracellular flux analysis) are standard methods for studying this combination's proposed effects in cell-based models, typically comparing single-compound and combined-compound treatment conditions against untreated controls
Bull Exp Biol Med 2002;133:2746
LC-MS confirms molecular identity by matching the measured mass to the theoretical value for the sequence
Results for activity of antioxidant enzymes, concentration of endogenous antioxidants and oxidative damage in breast milk of lactating women are presented in table I