The difference between high-calcium milk and plain milk lies in the difference in calcium content, different formulas and different categories. 1. Different calcium content: the biggest difference between high-calcium milk and pure milk is the different calcium content. High-calcium milk contains more calcium than ordinary milk, high-calcium milk calcium is generally 20-30% higher than the calcium of pure milk. 2. different formulas: high-calcium milk and pure milk formulas are also different, the main component of pure milk is generally only fresh cow’s milk. In addition to fresh cow’s milk, high-calcium milk will add calcium carbonate, food thickeners, vitamin D and emulsifiers and other ingredients. 3. Different categories: high-calcium milk is the preparation of milk, while pure milk belongs to the milk category. High-calcium milk and pure milk, both rich in high nutritional value, the human body have certain benefits, according to their own taste discretionary choice.