The color of corn is yellow, and from the point of view of Chinese medicine, yellow is in the spleen meridian, so the proper intake of corn can play a good role in improving the function of the spleen and stomach to promote the effect of transport and transformation. Corn is also rich in dietary fiber, which after entering the body can promote intestinal peristalsis and maintain the microecology of the intestine. Corn, especially the bran, is also rich in minerals, such as potassium and magnesium, and regular consumption of corn can play a very good role in stabilizing blood pressure. Because corn is rich in minerals, including a certain amount of phosphorus, for patients with low kidney function, kidney excretion dysfunction, when eating corn must have contraindications, such as not eating too much, otherwise it will cause the accumulation of phosphorus in the body and endanger health.