Pregnant women can drink iced tea once in a while in small quantities, and it is not recommended to drink it in large quantities for a long period of time. This is because iced tea is made by adding ice to tea bags. Although iced tea contains a certain amount of vitamins and minerals, can to a certain extent for the development of pregnant women and fetus nutrition, but iced tea contains a certain amount of caffeine, will stimulate the pregnant women’s nerves, sleep disorders, a large number of iced tea will lead to the fetus’s nervous system underdevelopment. The sugar content of iced tea is particularly high, long-term consumption may lead to increased blood sugar in pregnant women, calorie accumulation, resulting in a huge baby, long-term consumption of beverages with high sugar content will also affect the intake of other nutritious food, which will lead to malnutrition in pregnant women.