Green Tea is a nutritional staple in Japan where it has been used for centuries. The naturally occurring flavonoids in Green Tea Extract provide antioxidant support, and help fight against free radicals and oxidative stress.* Green Tea also promotes a healthy heart and may have a positive effect on the immune system.* Like many other Sundown Naturals^® products, our Green Tea Extract capsules are free of gluten, wheat, soy, milk, lactose, shellfish, starch, yeast, sodium, artificial flavor, artificial sweetener, artificial color and preservatives.