Glutathione is one of the bodys most powerful natural antioxidants. It helps detox the liver, supports immune function, and protects your cells from damage caused by stress and toxins. When your levels are high, you tend to feel more energetic, less inflamed, and better able to bounce back from illness or fatigue. Its widely used for skin brightening and improving skin tone because of how it clears out oxidative stress and reduces pigmentation. Some people also take it regularly to support liver health”especially if theyre exposed to alcohol, medications, or environmental toxins.