Tea is generally not recommended for children, but drinking some occasionally will not have serious adverse effects. Tea is usually not recommended for children because it contains catecholamines, which can agitate the nerves and lead to increased nerve excitability, which may affect the baby’s sleep and lead to fatigue and lack of energy the next day. In addition, the tannins in tea can interfere with the absorption of iron and calcium, easily leading to anemia. In particular, drinking large amounts of tea for a long time, or drinking strong tea, is not conducive to the normal growth and development of the baby. There is no problem for children to drink some tea water occasionally, but do not drink for a long time or a large amount. Secondly, fruit juice, milk tea, carbohydrate drinks, etc. also try to drink less. Daily hydration should be based on plain water. In addition to drinking more water, children should pay attention to a healthy diet, comprehensive and balanced nutrition, eat more fruits and vegetables, to ensure that the intake of sufficient energy and nutrients.