The so-called high calcium milk, as the name implies is a higher calcium content of milk. The calcium content in milk was enhanced by artificial addition in order to improve its nutritional value. Also known as calcium fortified milk. The so-called enhancement, in nutrition, is to supplement certain nutrients in a certain food, and such food is called "nutrition-fortified food. ". Life, in such a "nutritional fortified food" in fact, there are many, such as iodized salt, add iron soy sauce and so on. High-calcium milk is the milk of calcium "fortified" , in fact, is also milk "calcium.