Infant diarrhea from breast milk is more common in clinical practice. Common causes 1, breast milk diarrhea: breast milk has a large amount of protein, the infant’s gastrointestinal intolerance to the protein in breast milk, after eating breast milk will appear diarrhea, even accompanied by abdominal pain, and then the baby appears to eat milk crying or skin eczema phenomenon; 2, dietary irregularities: the prostaglandin level and fat level in breast milk is high, the infant lactose intolerance, or when the infant eats too much milk, it can also lead to indigestion; 3 , external stimulation: the infant’s abdomen is cold, leading to gastrointestinal dysfunction, causing diarrhea; 4, gastrointestinal infection: the infant’s immunity is low, which can easily cause gastrointestinal infection and inflammatory reaction, leading to abdominal pain and diarrhea. Treatment 1, daily care: pay attention to the baby’s abdomen warmth, breastfeeding mother diligent hand washing, keep nipples clean and hygienic; 2, improve the diet: mother eat less greasy food, cool fruit; 3, medication: can follow medical advice can be appropriate probiotics to regulate intestinal flora, take montelukast to stop diarrhea; if lactose intolerance, protein allergy, breastfeeding before the baby supplement lactase to promote digestion; mother appropriate Avoid protein and screen for allergens if necessary. Caution If the infant has prolonged diarrhea, he or she may be at risk for dehydration and should be hydrated to prevent water-electrolyte imbalance.