Tea drinkers who opt for black, oolong, green or white teas may find that these beverages offer health benefits. But what is -- and isn't -- known about the health effects of drinking tea? Black, oolong, green or white teas have a common origin. Each is produced from the leaves of the Camellia sinensis bush. The leaves are loaded with flavonoids and other polyphenols that work as antioxidants, possibly lowering the risk of some diseases.
Source: ScienceDaily