Can, low immunity generally have a weakened resistance to disease performance, if you want to improve immunity, we must make the food nutrition more fully absorbed and utilized, so that the nutritional integrity of the body's natural immunity can be improved, so to regulate the intestinal function, can be used to change the intestinal pH three children oligofructose, to improve the absorption of calcium, iron, zinc and other trace elements, to promote the cellular metabolism, to improve immunity. Make sleep stability, resistance to disease enhancement.