Supplements to Increase Glutathione in the Body? Office for Science and Society McGill University Glutathione: The Master Antioxidant Your Body Needs TRT Nation Glutathione IM The Center Medical 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 Detox from the Inside Out with Glutathione IV Therapy