2, raw cow's milk generally refers to the milk of the cow within three days of delivery, or milking soon after the milk, without any sterilization, filtration and other processing of raw milk, and the market can buy pure milk, skimmed milk, whole milk, are raw cow's milk for the secondary processing of the raw cow's milk, raw cow's milk can not be directly consumed to be boiled and warmed up before you drink, because raw cow's milk is containing bacteria, direct drinking is not good for health. Raw cow's milk is rich in immunoglobulins. Raw cow's milk is rich in immunoglobulins, lactoferrin, growth factors and proteins and other nutrients, can effectively resist viruses, improve immunity, promote brain cell growth, teeth, bone development, etc., is very suitable for growing adolescents, the elderly, pregnant women to drink, it can be said to be the drink of the young and old.