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.
Power Thesaurus. 1969. strong person thesaurus http://www.powerthesaurus.org/strong_person/synonyms (accessed April 14, 2017). Harvard. Power Thesaurus 1969, strong person thesaurus, Power Thesaurus, viewed 14 April, 2017, <http://www.powerthesaurus.org/strong_person/synonyms>.