Drink Pu 'er tea in moderation before going to bed, and it is best not to drink raw Pu 'er tea 2 hours before going to bed, which will cause mental excitement, affect sleep and even insomnia. But you can drink a small amount of mild cooked tea.

At the same time, Er tea should not be drunk lightly and strong tea should not be drunk for a long time. Drinking too strong Pu 'er tea will cause metabolic dysfunction, weaken the absorption of iron in food by gastrointestinal tract, and cause anemia or vitamin B deficiency.

Extended data:

Precautions for drinking Pu 'er tea:

1, it is not advisable to drink strong tea on an empty stomach, but it is very pleasant to drink at any time. As the saying goes, "drinking tea on an empty stomach makes you flustered and it is difficult to fall asleep at night." Drinking tea on an empty stomach will dilute gastric acid, inhibit the secretion of gastric juice, hinder digestion, and even cause palpitation, headache, stomach upset, dizziness, upset and other "drunken tea" phenomena, and affect the absorption of protein.

2, Pu 'er tea is drunk with the bubble, avoid drinking Pu 'er tea overnight. After a long period of soaking, harmful substances such as heavy metals will be separated from tea, and a large number of tea polyphenols will be oxidized, which will make the color of tea cloudy and reduce the health care effect. In addition, Pu 'er tea soaked in thermos cups should not be drunk often, and Pu 'er tea should not be drunk overnight.

3. The freshly brewed Pu 'er tea is not suitable for drinking. From the point of view of nutrition, the newly brewed Pu 'er tea has not been placed for a period of time, and its nutrients have not been oxidized. Some elderly patients with gastric acid deficiency and chronic gastric ulcer may have adverse reactions after long-term drinking.

People's Network-What are the effects and taboos of Pu 'er tea from the perspective of traditional Chinese medicine?