One year old baby can drink pure milk need to be based on the baby’s nutritional situation to judge, if the baby’s daily diet is balanced, nutritional adequacy, 1 year old can directly drink pure milk, if the baby picky eaters partiality, or try to formula milk-based. Pure milk, although rich in more calcium, but because of the nutrient composition is relatively single, only pure milk is unable to meet the body needs of more than a year old baby, so it depends on the baby’s other diet. 1. If the baby’s daily diet is balanced, nutrition is sufficient, after 1 year old can give the baby directly drink pure milk. 2. If the baby’s daily existence of partial food picky, or to formula-based, which contains the baby’s body needs of protein, vitamins, and a variety of trace elements, to avoid causing the baby malnutrition or anemia and other situations. However, it should be noted that more than one year old baby gastrointestinal function is not well developed, drink pure milk may cause diarrhea, allergies, according to the specific circumstances of their own baby to choose.