The Ad calcium milk of Huangshi Dairy is rich in nutrition, but not much. The AD calcium milk of Queen Dairy is only a milk beverage, in which vitamin A and vitamin D are added, which has a little nutritional value and can supplement a certain amount of vitamin A and vitamin D. It contains less milk and is nutritious, but not much. This kind of calcium milk has many additives, so it is not recommended for children to drink this drink in large quantities.