Green tea contains powerful antioxidants, catechins and vitamin C, which can not only remove excess free radicals in the body, but also make the spleen secrete hormones against stress. Regular drinking can make the skin shiny, delicate and fair. However, it should be noted that a small amount of caffeine contained in green tea can stimulate the central nervous system and cheer up the spirit. So it is best to drink it during the day, not at night, so as not to affect sleep. Due to the particularity of women's physiological structure, we should pay special attention to the fifth period, not to drink strong tea, but to be light. Namely: 1, physiological period; 2. Pregnancy; 3. Labor process; 4, lactation; 5, menopause.