Theyre produced naturally when your body burns oxygen for energy (in your mitochondria), but also from: Pollution and cigarette smoke Alcohol and processed food UV light and stress In small amounts, free radicals are fine - theyre actually part of your immune defence
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Concentration, treatment time, cell density, medium, serum, vehicle, and reagent lot can all change the result
[6] Glutathione deficiency has been linked to a number of disease states in these tissues and cell types
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