Green Tea Extract: Contains polyphenols – powerful flavonoids praised for their antioxidant properties. Scientist believe many of the benefits of green tea can be attributed to EGCG, a natural antioxidant also shown to enhance the body’s metabolism. Herbs have long been a principle form of treatment for a large portion of the world’s population, to help benefit specific systems and functions of the body. The Vitamin Shoppe has a broad array of high quality botanical products to meet your needs and preferences. – At The Vitamin Shoppe, our private brands meet or exceed industry standards for quality through a rigorous testing process, so you can be confident in the products you buy, every time. Tested: We demand rigorous testing for ingredient purity and potency, detailed product specifications, and scientific evidence with documentation to support every claim. Trusted: You can trust our products to meet or exceed FDA guidelines due to third-party analysis, and a strict manufacturer evaluation and quality control process. Guaranteed: Every purchase is backed by our 30-day money back guarantee. Love it, or return it—no questions asked.