There are 20 kinds of amino acids that make up protein, of which 8 kinds of essential amino acids cannot be synthesized by human body and need to be ingested from outside. Milk is rich in protein, which contains all essential amino acids. This protein is called total protein. Calcium is the highest inorganic salt in human body. Milk is rich in active calcium, which is easily absorbed by human body. Children, teenagers, pregnant women, adults and middle-aged and elderly people need calcium supplementation, otherwise it will affect the normal development of teeth and bones and lead to rickets. Drinking a glass of milk every day can not only provide nutrients needed by the human body, but also improve brain function, which is a new discovery by researchers at the University of Maine in the United States. They tested the brain function of more than 900 adults between the ages of 23 and 98, and found that those who scored higher at any age were those who insisted on drinking a glass of milk every day. Since ancient times, Lycium barbarum has been considered as a good health care product. Lycium barbarum has the function of improving eyesight, which is especially suitable for computer users who use their eyes too much. Its effects of delaying aging, whitening and beautifying face are highly praised by beauty lovers. The characteristic of "rejuvenation" by eating Lycium barbarum for a long time is that people feel particularly energetic and less tired every day. In addition, Lycium barbarum has many functions, such as preventing cancer, nourishing liver, strengthening yang and lowering blood pressure. It can be said that Lycium barbarum is a treasure all over. These are two main nutrients contained in the healthy milk of national dairy cows, which are specially made for China people. With the addition of walnuts and red beans, health milk can be divided into two categories: Lycium barbarum walnut health milk and Lycium barbarum red bean health milk. Walnut not only has the effect of strengthening the brain, but also has the effects of preventing cardiovascular diseases, preventing aging, lowering blood pressure, sleeping peacefully, tonifying kidney, replenishing essence, lowering blood pressure, beautifying and so on. Red beans have the effects of enriching blood and nourishing blood, invigorating spleen and regulating stomach, clearing away heat and toxic materials, dispelling pathogenic blood, promoting diuresis and promoting lactation, promoting diuresis and reducing swelling, and regulating blood sugar. National Cattle perfectly blends a variety of high-nutrient substances to achieve "multi-effect integration" and bring various nutritional supplements to your body.