In beginning of autumn season, the climate turns cool, the temperature drops gradually, and the human metabolism slows down gradually. The focus of health care is to adjust the balance of yin and yang in the body and increase the cold resistance in the body. Therefore, the following teas are most suitable for health preservation in early autumn:

1. Chrysanthemum tea: Chrysanthemum is good at clearing away heat and toxic materials, calming the liver and improving eyesight. Rich in organic acids, flavonoids, glycosides and other chemical components, it can clear liver, improve eyesight, lower blood pressure and soothe the nerves.

2. Lycium barbarum tea: Lycium barbarum is rich in vitamin C, carotene, zinc and other nutrients, which can enhance immunity, promote anti-aging and improve sleep.

3. cassia seed tea: Cassia seed can clear away heat, improve eyesight, moisten intestines and relieve constipation. Regular drinking helps to improve vision, regulate gastrointestinal function and lower blood pressure.

4. Pu 'er tea: Pu 'er tea has the functions of strengthening the spleen, lowering blood fat and quenching thirst, which can help the body digest food and discharge waste, and regulate blood fat, blood pressure and blood sugar.

5. Green tea: Green tea is rich in tea polyphenols and catechins, which has many functions such as lowering blood pressure, antioxidation, anti-inflammation and weight loss, and is suitable for drinking in early autumn.