Nine-month-old babies are delicate and prone to constipation if they are not fed properly and suffer from indigestion. As nine-month-old babies can already add more complementary foods, you can help your baby relieve constipation symptoms through dietary regimen, you can eat fiber-rich vegetables, fruits, coarse grains and so on. In the case of ineffective dietary conditioning, drugs can be taken under the guidance of a doctor. 1, dietary conditioning: baby eat some fiber-rich vegetables, fruits, coarse grains in moderation, can promote the peristalsis of the gastrointestinal tract, to promote defecation. Common vegetables containing more fiber are spinach, rape, celery, garlic, cabbage, etc. Common fruits containing more fiber are kiwi, dragon fruit, watermelon, Sydney, apple, etc. Sweet potatoes, corn and other coarse grains can also relieve the baby constipation. Parents can make the above ingredients into juice, puree or porridge for babies to eat, drink more warm water, the discharge of feces also has a certain role; 2, medication: If the nine-month-old baby can not relieve constipation through dietary regimen, can be under the guidance of a doctor reasonable to the baby to eat heat, detoxification, laxative Chinese medicines, such as pediatric seven-star tea, clear fire treasure. In addition, you can give your baby some intestinal probiotics as prescribed by your doctor, but be careful not to give it to your baby blindly, so as not to cause intestinal dysfunction.