Eating corn is not digested, because there is a layer of skin on the surface of the corn, if it is not fully chewed, it is not conducive to its digestion and absorption. Corn belongs to the coarse fiber food, the skin on the surface of the corn can protect the water of the corn is not easy to lose, corn is rich in nutrients, containing protein, starch, a variety of vitamins and fiber, corn contains unsaturated fatty acids, can replenish nutrients, to promote gastrointestinal peristalsis, prevention of constipation, and lower cholesterol effect. When eating corn, the corn should be cooked or roasted, eat when chewing or grinding corn into powder, is conducive to human digestion, absorption, for people with poor stomach or children, try not to eat too much at a time, to prevent causing indigestion. To the moisture or has been spoiled corn can not be eaten, there is the possibility of carcinogenic.