1. Antioxidant: Green tea is rich in antioxidants, which can prevent or reduce the damage of free radicals to human cells, thus improving skin pigmentation and aging.

2. Reduce the risk of diabetes: Polyphenols in green tea can improve insulin sensitivity, lower blood sugar levels and help reduce the risk of diabetes.

3. Reduce blood lipid: Tea polyphenols and caffeine in green tea can reduce the oxidation and absorption of LDL cholesterol, thus reducing blood lipid levels and protecting the heart.

4. Improve memory: Caffeine and tea polyphenols in green tea can promote nerve transmission and help improve memory and attention.

5. Strengthening bones: Green tea is rich in antioxidants, tea polyphenols and calcium, which can promote bone growth and strengthen bones.

Disadvantages of women often drinking green tea:

1. For pregnant women, drinking too much tea can easily lead to pregnancy-induced hypertension syndrome, so green tea should be avoided.

2. Drinking too much green tea will stimulate the stomach, cause gastrointestinal discomfort, and affect appetite and digestion.

3. Tea contains a lot of caffeine. Excessive drinking of green tea can easily lead to headaches, palpitations, insomnia and other symptoms.

4. For renal transplant patients and immunosuppressants, tea polyphenols in green tea will interfere with the metabolism and absorption of drugs, and should be avoided.