Theophylline and caffeine in coffee have diuretic effect, which accelerates the loss of water in human body, and there will be symptoms of internal heat and excessive internal heat.

After fermentation and baking, the coolness of black tea is weakened, and it becomes sweet and warm, and it is easy to get angry. The freshly baked tea is a little hot, so it is best to leave it for a while before drinking. If it is summer, you can drink it after the tea is cold. Green tea is cold and has the function of clearing fire. Black tea is warm and is not recommended for people with excessive internal heat.

Of course, milk tea gets angry, milk powder is baked and dried, and it must get angry, and so does black tea, so milk tea gets angry.