Glutathione: Why is it important for detox & how to improve the amount in your body RealTime Laboratories When your body's glutathione levels dip, your skin shows it first. Think more inflammation, slower healing, and stubborn dark spots that just won't fade. Glutathione is often called the master antioxidant Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification Toxicity of Glutathione Binding Metals: A Review of Targets and Mechanisms