50 g of black Tea helps to improve concentration due to the content of caffeine and the amino acid l-theanine. This amino acid increases alpha-a activity in the BRAIN, which can help improve concentration and alertness. Black tea, which is also translated as red tea in various Asian languages, is a type of tea that is more oxidized than oolong, yellow, white and green tea. black tea is usually stronger in taste than other teas. All five types are the leaves of the shrub or small tree Camellia sinensis, although camellia aliens is also rarely used. Two main varieties of this species are used: the small-leaved Chinese plant, used for most other types of tea, and the large-leaved Assamese plant, which has traditionally been mainly used for black tea, although in recent years some varieties of green and white Tea have been produced. Today, the drink is widely distributed throughout east and southeast Asia, both in consumption and harvest, including in Indonesia, Japan, Korea and Singapore. Similar Options are ALSO available in South Asian countries. Preparation: To make BLACK TEA, BOIL the desired WATER IN a saucepan over medium heat for 10 minutes AND let the water boil. turn off the heat, add the tea powder, cover and leave for 3 MINUTES. strain immediately through a sieve, discard the tea powder and add sugar honey as needed. serve hot. origin: India
