According to Cabrera, green tea contains gallic acid, a powerful antioxidant in its own right. It also contains carotenoids, tocopherols, ascorbic acid (vitamin C) and minerals such as chromium, manganese, selenium, zinc and certain phytochemical compounds.
1. forceful, strong. Powerful, mighty, potent suggest great force or strength. Powerful suggests capability of exerting great force or overcoming strong resistance: a powerful machine like a bulldozer. Mighty, now chiefly rhetorical, implies uncommon or overwhelming strength of power: a mighty army.
strong. 1. having, showing, or involving great bodily or muscular power; physically vigorous or robust. 2. mentally powerful or vigorous. 3. very able, competent, or powerful in a specific field or respect: She is strong in mathematics. 4. of great moral power, firmness, or courage.