One and a half year old baby daily milk amount of 400 to 600 ml is more appropriate, the specific amount of milk need to be based on the actual situation of the child to decide. Usually after 6 months to start adding complementary foods to the baby, then slowly add to a meal, gradually reduce the amount of milk, to one and a half years old is the need to be based on the main food. By the main food to provide the main source of energy, in addition to additional daily intake of 400 to 600 milliliters of milk, milk provides a source of calcium. At the same time, you can participate in outdoor sports and eat calcium-rich foods. Each child’s milk needs are different, and adjustments can be made by monitoring the child’s growth and development. If everything is going well, there is no need to intervene too much in the milk intake.