Oral supplementation with liposomal glutathione elevates body stores of glutathione and markers of immune function European Journal of Clinical Nutrition Glutathione: a powerful antioxidant for a healthy skin Glutathione is a natural antioxidant your body makes, and it can influence melanin production which is why it's sometimes marketed for skin brightening. Oral supplements are mostly broken down in the How Do Cells Produce Glutathione? Glutathione Reporter Glutathione 500 mg Plus 21st Century Vitamins 21st Century Vitamins