What to give preference to: to a green tea or black coffee? What will help to cheer up after sleepless night better? Some can't live without coffee, others prefer tea. However one of these drinks has clear superiority.
The Japanese proverb says that the genuine nonfermented tea cleans a mouth. Modern biochemists of Japan proved that the nonfermented tea really slows down growth and reproduction of harmful pathogenic microorganisms which destroy tooth enamel. If after each meal you drink a small cup of the real green tea, it will be enough for maintaining health of enamel of your teeth.
Green tea is capable to increase vitality of the person. This drink improves or physical and mental capacities. Besides, this real tea lightens the mood, stimulates work of all bodies that is important for health of all systems of an organism.
After sleepless night the people got used to abuse a black coffee because it contains caffeine. Only it helps them to rise and go to work. This substance really helps to cheer up. However a green tea contains much more bigger amount of caffeine. Its ability to awaken you is much above, than at a black coffee. Consumption of green tea is safer because influence of caffeine in its structure is much softer.
Coffee invigorates, but only at several o'clock. Its nondurable effect. A green tea is capable to put heart at the whole seven o'clock. Moreover, a green tea has no such strong influence on nervous system as coffee. It is obvious that the cup of tea is much more useful than a strong black coffee.