In general, corn is not high in calories among staple foods. In general, the edible portion of each 100 grams (fresh) of corn contains 112 calories, of which 22.8 grams of carbohydrates, 4.0 grams of protein, 1.2 grams of fat, 2.9 grams of dietary fiber, 0.46 milligrams of vitamin E, 1.8 milligrams of niacin, 16 milligrams of vitamin C, and 238 milligrams of potassium. Compared to traditional staple foods such as rice and flour, corn does not have a high calorie content, and due to the presence of certain fibers, the feeling of satiety is very strong. Many people lose weight taking corn as a staple food. Corn contains vitamin A, vitamin E, glutamic acid, glutathione, dietary fiber and other nutrients that can supply the daily body needs, but also promote bowel movements. Corn also contains a lot of unsaturated fatty acids and luteinizing hormone, which is very beneficial to the body. In addition, people who are allergic to corn and suffer from gastrointestinal disorders are advised to eat less and be cautious of eating corn.