1 year old baby constipation is dry and hard can be relieved by adjusting the diet, increasing activities, medication, etc. The specific analysis is as follows: 1. Adjust the diet: you can give your child more fiber-rich foods, such as a variety of vegetables, sweet potatoes and so on. 2. Increase activities: If the baby usually lacks exercise, it may also cause constipation. You can let the child do more outdoor activities to help the peristalsis of the intestine and stomach and relieve constipation. 3. medication: you can use probiotics under the guidance of a doctor to regulate the stomach, such as Bacillus subtilis bacillus granules, but need to pay attention to the side effects of drugs, overdose may cause diarrhea. If the symptoms of constipation are not relieved, or accompanied by other symptoms, you should go to the hospital in a timely manner, to identify the causes and give targeted treatment.