Glutathione is often called the body's master antioxidant, and for good reason. Every day, your body faces oxidative stress from pollution, poor sleep, alcohol, UV exposure, and even intense exercise. Over time, Glutathione is often called the master antioxidant for a reason This powerhouse works at a cellular level to support overall wellness, not just surface level glow. Here's what it actually does: Why Glutathione is essential? Glutathione Glutathione is nicknamed the master antioxidant because it is the most abundant, body produced (endogenous) antioxidant found in every cell, essential for neutralizing free radicals, recycling other antioxidants (like Vitamin C and E),