The methods of three kinds of black tea are as follows: Lycium barbarum 10, dried hawthorn slices 10, and pitted jujube 10, all of which are put into a thermos cup, and appropriate amount of boiling water is added and soaked for about half an hour. Drink tea often, and add boiling water while drinking until the taste becomes weak. Three kinds of black tea don't need to be drunk every day, but they need to be tried to get the effect of strengthening the spleen and tonifying the kidney.
Men in their sixties are often accompanied by various diseases. When taking three kinds of black tea, they can also add or subtract the materials according to their physical condition and different seasons. If the elderly have high blood pressure, you can use saffron instead of Lycium barbarum in three kinds of black tea. Saffron, also known as saffron, has the functions of promoting blood circulation, removing blood stasis, cooling blood, detoxifying, relieving depression and calming the nerves. After taking the improved saffron "three black teas", patients with hypertension can effectively lower their blood pressure and prevent other chronic diseases caused by deficiency of qi and blood. And elderly people with hot constitution can also add chrysanthemum and green tea to three kinds of black tea to make three kinds of black tea with different flavors. Chrysanthemum and green tea are cool and have the effect of clearing away heat and toxic materials. Paired with the first three flavors respectively, it is warm and cool, and it is also suitable for drinking in summer.