Newborns exclusively breastfeeding stool foamy considerations related to the mother’s diet, but also may be lactose intolerance, indigestion and other factors, can be dietary modification or drug treatment. 1. Mother’s diet: if the mother usually do not pay attention to diet, often eat spicy and stimulating food, may lead to newborns gastrointestinal tract is stimulated, so this symptom will appear. Generally need to adjust the diet, eat more vegetables and fruits. 2. Lactose intolerance: If the newborn is lactose intolerant, lactose can not be digested, this symptom may occur, can be added under the guidance of the doctor with lactase and or replaced with low-lactose, lactose-free milk powder. 3. indigestion: some newborns have indigestion after digestion and absorption capacity decreased, may appear this symptom, can be under the guidance of the doctor to use bacillus subtilis bacillus granules and other drugs treatment. Usually need to observe the newborn baby stool situation, if necessary, timely to the hospital to improve the stool routine and other related checks, if there is an abnormality need to comply with the doctor’s instructions in time to deal with.