Pregnant women during pregnancy is best to drink less tea, drinking tea during pregnancy has the following two main effects: the first point, drinking tea is easy to affect the rest of pregnant women, tea contains ingredients that will have an impact on sleep, which can easily lead to a person more excited, with the role of refreshment. Pregnant women who drink too much tea, will lead to reduced sleep quality and poor rest. The second point, tea will affect the absorption of iron, pregnant women in pregnancy if iron deficiency, easily lead to iron deficiency anemia, this situation will increase the risk of delivery, so pregnant women are advised not to drink tea during pregnancy. In addition, other carbonated beverages and fruit juices, it is best to drink less or not to drink, it is recommended to drink plain water and milk during pregnancy.