Baby dry stools may be related to drinking milk powder, but may also be due to the strong resistance to stool, intake of crude fiber is too small and other factors. 1. Drinking milk powder factors: some milk powder contains more protein, calcium salt and other substances, the baby drink, will increase the burden on the stomach and intestines, thus leading to dry stools, in addition, if the parents brewing milk powder ratio is not appropriate, can make the milk powder is too thick, can also cause the baby dry stools. 2. Forced to hold back the urge to defecate: If the baby is uncomfortable with the defecation environment, he or she may be able to hold back the defecation, resulting in the stool in the intestinal tract to stay too long, the water is sucked dry, resulting in dry stools. In addition, if the baby is greedy to play, hold back the urge to defecate, can also cause stool dryness, and then, if the baby feels pain due to defecation, will also hold back the urge to defecate, which will lead to stool dryness. 3. Intake of dietary fiber is too little: if the baby partial or picky eaters, do not like to eat coarse grains and fruits and vegetables and other foods, may be due to intake of dietary fiber is too little, resulting in intestinal peristalsis is too slow, so that the water in the feces is absorbed by the intestinal wall, the appearance of dry stools. It is recommended that the child should go to the hospital in time to have the cause clarified and then have the treatment as early as possible so as not to delay the condition.