Fortify your natural body’s defenses against the free radicals’ harmful effect with the Swanson’s Green Tea Extract. Valued highly for centuries as an all-natural health tonic, the green tea is full of antioxidant polyphenols, which neutralize the free radicals, thus protecting all organs and tissues in the body. Our green tea extract is standardized to 60% concentration of polyphenols to ensure the antioxidant effect with the administration of each of these convenient capsules.