One-year-old babies are still recommended to drink breast milk or formula if conditions permit, and if conditions really don’t allow it, you can also drink milk if necessary. But not as the first choice. If the one-year-old baby’s gastrointestinal function is still relatively weak, the absorption of milk in the larger protein molecules is more difficult, easy to cause constipation, diarrhea and other problems, generally give the baby to drink pure milk is not as the first choice. And the nutrient composition of milk is not as good as human milk. Preferred or should choose breastfeeding or formula feeding. But if the conditions do not allow, one year old babies can also drink a small amount of pure milk, but the routine does not recommend, easy to food protein allergies and other diseases occur. If the baby drink milk after the body appeared uncomfortable symptoms, it is recommended to timely go to the hospital, under the guidance of the doctor for appropriate treatment.