1. Xiaoshi Huayu: Pu 'er tea can promote gastrointestinal peristalsis, help digestion and excretion, and relieve stomach discomfort.

2. Reduce fat and lose weight: Tea polyphenols in Pu 'er tea can reduce blood lipid and cholesterol and help to lose weight.

3. Calm and soothe the nerves: Tea polyphenols and caffeine in Pu 'er tea can promote the excitement of cerebral cortex and have a certain calming effect.

4. Produce fluid to quench thirst: Pu 'er tea can stimulate oral secretion, increase oral lubrication and quench thirst.

5. Antioxidant: Polyphenols in Pu 'er tea have strong antioxidant effect, which helps to resist free radical damage and aging.

Taboos of Pu 'er tea:

1. Mothers and babies: Mothers and lactating women should try to avoid drinking Pu 'er tea, because the substances in it may affect their health.

2. Patients with fever, oral ulcer and gastroenteritis should not drink.

3. Pregnant women and people with weak constitution should drink alcohol in moderation according to their own situation.

People with hypertension, heart disease, stomach disease, liver disease and nervous system diseases should drink alcohol according to the doctor's advice.

5. Simply drinking Pu 'er tea should not be excessive, otherwise it may affect your health.