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Antioxidant Support100 mg Per CapsuleFeaturing Setria® GlutathioneDietary SupplementSupports the Body's Defenses Against Oxidative StressOffers Antioxidant Support to Neutralize Free RadicalsScience-Backed Quality Since 1969Arm your body for the war against free radicals with Swanson L-Glutathione! A protein made up of three amino acids L-glutathione is an important component of the body's primary antioxidant defense system.