The black poop of a 10-month-old baby may be due to the consumption of iron-containing foods or drugs, and may also be related to digestive tract bleeding, constipation and other diseases. Parents had better take their babies to the hospital for a detailed examination to clarify the causes of black poop, targeted treatment. 1, dietary factors: babies eat iron-rich food, such as pig blood, animal liver, or eat darker color pigmented food, such as mulberry, red heart dragon fruit, can cause black poop; 2, drug factors: babies taking iron-supplementing drugs, will lead to black poop 3, gastrointestinal bleeding: due to reflux gastritis, peptic ulcer and other diseases lead to bleeding, blood in the intestinal tract for too long, combined with hydrogen sulfide, resulting in the symptoms of black poop baby; 4, constipation: baby due to low digestive function, improper diet caused by constipation, resulting in intestinal mucosa damage, will appear the phenomenon of black poop, accompanied by nausea, vomiting, loss of appetite and other symptoms. Loss of appetite and other symptoms. Treatment 1, due to diet or drugs caused by the phenomenon of black stool, no special treatment, after stopping the diet or medication, the symptoms will slowly disappear; 2, for babies with gastrointestinal bleeding, you need to improve the abdominal ultrasound, blood routine, blood type examination, if necessary, arteriography, to clarify the specific location of bleeding, to give hemostatic drugs and drugs to inhibit stomach acid treatment, such as magnesium aluminum carbonate, Omeprazole, aluminum hydroxide gel, etc., if necessary, should be transfusion therapy; 3, when the baby suffers from constipation, parents can often give the baby abdominal massage to help promote intestinal peristalsis, and at the same time can be under the guidance of the doctor to the baby oral probiotics, lactulose and other drugs to relieve constipation. Note that the baby should pay attention to the diet during the conditioning period to a single, light, you can feed the baby thin rice, rice soup, rice flour or fruit and vegetable juice and other easy-to-digest food to supplement fiber, promote intestinal peristalsis, accelerate bowel movements.