1、 Like to drink new tea

Due to the short storage time of new tea, it contains many non-oxidized polyphenols, aldehydes and alcohols, which have strong stimulation on human gastrointestinal mucosa and are easy to induce stomach disease. Therefore, it is advisable to drink less new tea and avoid drinking new tea that has been stored for less than half a month.

2、 Drink tea for the first time

Because tea is polluted by pesticides and other harmful substances in the process of cultivation and processing, there is always some residue on the surface of tea. Therefore, the first time of tea has a washing effect and should not be drunk.

3、 Drink tea on an empty stomach

Drinking tea on an empty stomach can dilute the gastric juice, reduce the digestive function, and increase the absorption rate of water, resulting in a large amount of undesirable ingredients in tea entering the blood, causing dizziness, palpitation, weakness of hands and feet and other symptoms.

4、 Drink tea after dinner

Tea contains a large amount of tannic acid, which can react with iron in food to produce new substances that are difficult to dissolve, which can cause iron deficiency in human body and even induce anemia over time. The correct way is to drink tea one hour after dinner.

5、 Have a fever and drink tea

Tea contains theophylline, which has the effect of raising body temperature. Drinking tea for patients with fever is like adding oil to the fire.

6、 Ulcer patients drink tea

Caffeine in tea can promote the secretion of gastric acid, increase the concentration of gastric acid, induce ulcer and even perforation.

7、 Drinking tea during menstruation

Drinking tea during menstruation, especially strong tea, can induce or aggravate menstrual syndrome. Medical experts have found that compared with those who do not drink tea, those who drink tea are 2.4 times more likely to suffer from menstrual tension, and those who drink more than four cups of tea a day are 3 times more likely.

8、 Unchangeable

The climate is different in different seasons throughout the year, so the types of tea should be adjusted accordingly. It is better to drink scented tea in spring, which can send out the cold evil accumulated in the body all winter, and promote the growth of the body's yang; Green tea should be drunk in summer. It tastes bitter and cold. It can clear heat, relieve heat, detoxify, enhance gastrointestinal function, promote digestion, prevent diarrhea, skin sores and boils infection, etc; It is appropriate to drink green tea in autumn, which is neither cold nor hot. It can completely eliminate the residual heat in the body, restore the sweetness and warmth, and make people feel refreshed; It is suitable to drink black tea in winter, which is sweet and warm, rich in protein, and has certain nourishing function.