Every time you exercise your body generates oxidative stress as a natural byproduct of muscle contraction and energy production. At moderate levels that is a healthy signal. But when exercise intensity exceeds Frontiers Glutathione: Pharmacological aspects and implications for clinical use in non alcoholic fatty liver disease Did your doctor tell you this? Medications can deplete nutrients in MANY ways. Some drugs interfere with nutrient absorption by chelating minerals or competing for absorption in the gastrointestinal tract. For instance, Drug Induced Nutrient Depletion Pavilion Compounding Pharmacy NSAIDs Depletes Glutathione Essential Formulas