Most of the baby’s bad breath is caused by the lack of vitamins or trace elements in the body, and may also be caused by indigestion, food accumulation and other factors. Drinking apple water is possible, but can not play a therapeutic effect. Apple water is mainly rich in nutrients, the baby appropriate drinking can help replenish sufficient vitamins, trace elements and other nutrients. The baby’s breath heavy bad breath drink apple water generally can not play a therapeutic role, can help the baby to improve the physical condition, promote the disease as soon as possible recovery, help to shorten the course of the disease. It is recommended to ensure that the baby’s complementary food structure is safe, to avoid the stimulation of undesirable factors, to strengthen oral care, to reduce the incidence of the above mentioned diseases.