Drinking black tea regularly can help digestion, get rid of greasy, stimulate appetite, promote health, increase appetite, diuresis and eliminate edema. Black tea can enhance heart function. Black tea is mild in nature and mellow in aroma, which helps to strengthen bones first. The results show that tea is rich in flavonoids, which can reduce the risk of osteoporosis in women. Secondly, drinking black tea can prevent and treat influenza, myocardial infarction, stroke and skin diseases. Frequent gargling with black tea or direct drinking can prevent influenza. Black tea is rich in trace element potassium. After brewing, 70% potassium can be dissolved in tea, which can enhance blood circulation of the heart and reduce calcium consumption in the body.

However, people who are easily excited or sensitive, have poor sleep and are weak should drink less or not drink tea at night. In addition, when drinking tea at night, you should put less tea leaves and don't make the tea too strong. It is best to drink tea after meals, because drinking tea on an empty stomach will harm your health, especially for people who don't drink tea often, it will inhibit the secretion of gastric juice, hinder digestion, and seriously cause palpitations, headaches and other "tea drunk" phenomena. Black tea is not suitable for cold drinks, which affects the effect of warming the stomach. If it is left for too long, it will reduce the nutrients.