Natural active nutrition: including a variety of functional factors and immune active factors, such as active calcium, lactoferrin, active immunoglobulin, various bioactive peptides and so on. Milk contains protein, fat, lactose, etc. Nowadays, it is important to introduce natural active nutrition to drink milk. The whey protein contained in pasteurized fresh milk can not only improve immunity, but also prevent diseases. It is precisely because it has so many beneficial substances, so more and more people in the world admire this milk now, but the admired areas are only developed countries in Europe and America, and China has not yet started.