The baby’s dry and hard stool may be related to lack of water, improper diet, gastrointestinal dysfunction, etc., can be treated by giving the baby supplemental water, adjusting the diet, use of drugs and other methods. 1. lack of water: baby poop dry and hard may have to do with drinking less water, you can give the baby appropriate drink more warm water, can soften the stool, help intestinal peristalsis, relieve the symptoms. 2. Improper diet: baby diet is too fine is also easy to cause dry and hard stools, you can give the baby appropriate to eat some fiber-rich vegetables and other foods, such as coarse grains, pumpkin, prunes, leafy vegetables, etc., to relieve the dry and hard stools. 3. Gastrointestinal dysfunction: gastrointestinal dysfunction can also cause abnormal stools, you can use drugs to adjust the stomach and intestines under the guidance of a doctor, such as bacillus subtilis and other probiotic preparations, you need to pay attention to the side effects of the drug, nausea, vomiting and other adverse symptoms occasionally. Suggested that the baby poop dry hard can take the child to the hospital to check, under the guidance of the doctor treatment, follow the doctor’s instructions.