2. People suffering from digestive diseases. If you suffer from cirrhosis, esophageal varices or gastric ulcer, eating a lot of coarse grains is easy to cause venous rupture and ulcer bleeding.
3. People with low immunity. If you consume more than 50g of cellulose every day for a long time, it will hinder people's protein supplementation, reduce the utilization rate of fat, cause damage to the functions of organs such as bones, heart and blood, and reduce people's immunity.
4. People with heavy physical activity. Coarse grains have low nutritional value and less energy supply, which is insufficient for people engaged in heavy physical labor.
5. Adolescents in growth and development period. Due to the special requirements of growth and development for nutrients and energy and the physiological requirements for hormone levels, coarse grains not only hinder the absorption of cholesterol and its transformation into hormones, but also hinder the absorption and utilization of nutrients.
Extended data:
Nutritional components of corn flour:
Corn is flat in nature, sweet and light in taste, and is generally edible, which is beneficial to lung calming, spleen invigorating and appetizing, cancer prevention, cholesterol lowering and brain strengthening. Corn should not be eaten with snails, otherwise it will be poisoned; Try to avoid eating with oysters, otherwise it will hinder the absorption of zinc.
1, corn flour contains more calcium and iron, which can prevent hypertension and coronary heart disease;
2. Corn flour contains linoleic acid and vitamin E, which can reduce the cholesterol level in human body, thus reducing the occurrence of arteriosclerosis;
3. Roughly ground corn flour contains a lot of lysine, which can inhibit tumor growth;
4. Corn flour also contains trace element selenium, which can accelerate the decomposition of oxides in human body and inhibit malignant tumors;
5. Corn flour is rich in glutathione;
6. The rich dietary fiber in corn flour can promote intestinal peristalsis, shorten the time for food to pass through the digestive tract, reduce the absorption of toxic substances and the stimulation of carcinogens on the colon, thus reducing the occurrence of colon cancer.
Corn flour is rich in nutrients. In the United States and other developed countries, corn has been listed as the first health food among cereals, which is called "golden crop". It is found that corn contains a lot of lecithin, linoleic acid, cereal alcohol, vitamin E, cellulose, etc. It has many health-care effects such as lowering blood pressure, reducing blood fat, resisting arteriosclerosis, preventing intestinal cancer and beauty beauty, delaying aging, etc. It is also a suitable product for diabetics.
People's Daily Online-New Knowledge of Diet: Corn grits are more nutritious than corn flour.
Baidu encyclopedia-corn flour
People's Network-Who can't eat corn? Nutritional value of corn