Calcium, magnesium and zinc are indispensable trace elements for the body. Calcium, magnesium and zinc have a wide range of functions for the digestive system, respiratory system, nervous system, circulatory system and endocrine system, respectively. For the gastrointestinal tract and digestive system is particularly effective, can improve digestion and absorption function, promote gastrointestinal peristalsis, prevent constipation, prevent bloating and diarrhea, for patients with gastrointestinal tract dysfunction, need to supplement calcium, magnesium and zinc. Calcium, magnesium and zinc are particularly effective for the growth of skeletal muscle and promoting its development, regulating endocrine and internal environment, preventing osteoarthritis and malnutrition caused by osteoporosis and hypocalcemia. It is particularly effective for the circulatory system, repairing damage to the endothelial cells of blood vessels caused by coronary atherosclerotic heart disease and reducing the chance of coronary heart disease and other diseases. For the respiratory system, it can maintain the barrier function of the respiratory mucosa and reduce the incidence of upper respiratory tract infections, and is also effective in stabilizing the function of the nervous system and improving sleep.