Nine-month-old babies can eat watermelon in moderation, if the baby is allergic to watermelon, it is not recommended to eat, so as to avoid allergic reactions, affecting the healthy growth and development of the baby. Watermelon contains sugar, vitamins, trace elements and other nutrients, and water is sufficient, nine-month-old baby eat watermelon in moderation, you can replenish water, but also to supplement the body’s nutrients, is conducive to the growth and development of the baby. It should be noted that the baby is not recommended to eat a lot of watermelon. Because watermelon is rich in dietary fiber can stimulate intestinal peristalsis, and nine-month-old baby’s intestinal tract is more fragile, if too much watermelon, there may be bloating, abdominal pain and other uncomfortable symptoms, is not conducive to the baby’s physical health. So be sure to control the intake. As some watermelons contain certain watermelon seeds, so when nine-month-old babies eat watermelon, they need to be eliminated in advance. Nine-month-old babies have narrower airways and are prone to choking hazards if accidentally ingested. Prompt medical attention is recommended in case of discomfort.