Constipation in one-and-a-half-year-old babies can be regulated through dietary adjustments, exercise, abdominal massage and medication. 1. Adjust the dietary structure: one and a half year old baby constipation can be relieved by eating foods rich in dietary fiber, such as corn, sweet potatoes, fresh vegetables and fruits, etc., to help improve digestion, relieve the symptoms of constipation. 2. Exercise: Babies can promote bowel movement and improve constipation symptoms through appropriate exercise. 3. Abdominal massage: parents can help one and a half year old baby to do abdominal massage, to the navel as the center along the clockwise direction, help to improve digestion, relieve symptoms. 4. medication: one and a half year old baby constipation is recommended to follow the doctor’s instructions to take a balanced intestinal flora efficacy of probiotic management, such as bifidobacteria triple live bacteria. It is recommended that parents should strengthen the daily care of one and a half year old babies, develop good habits, maintain a healthy diet, help to improve the function of the spleen and stomach, to avoid the emergence of symptoms of constipation. Please bring your baby to the hospital in time to avoid delaying the condition.