With the increase of age, the function of the organs of the elderly gradually declines, and the risk of nutritional deficiency, diabetes, hypertension, coronary heart disease, stroke and other diseases increases. A reasonable coarse-fine diet plays an important role in improving the nutritional status of the elderly, strengthening their resistance and preventing diseases. The traditional sense of coarse grains, that is, as opposed to fine white rice and flour, these cereals and beans, including oats, buckwheat, millet, sorghum, corn, barley, red beans, mung beans, kidney beans, etc.. In view of the current high precision processing of refined rice and white flour is the main cereal consumption, then coarse and fine is to increase the daily diet of some low precision processing of coarse grains. What are the benefits of eating coarse grains for the elderly? A, B vitamins Coarse grains are rich in B vitamins (including vitamin B1, B2, B6, niacin, pantothenic acid, etc.) and minerals, which are involved in the metabolism of carbohydrates, fats, proteins and other nutrients in the body, and maintain the normal function of the nervous system. The content of B vitamins and minerals such as potassium, calcium, etc. in coarse grains are relatively rich. Second, dietary fiber high dietary fiber content in coarse grains, dietary fiber can promote intestinal peristalsis, to prevent constipation, detoxification effect; In addition, because of the low energy density of dietary fiber, a strong sense of satiety, can relatively reduce energy intake, which is conducive to weight control, to prevent obesity. Three, glycemic index Coarse grains or whole grain foods have a low glycemic index, which can delay the absorption of sugars and help the glycemic control of patients with abnormal glucose tolerance and diabetes. Four, soluble dietary fiber Coarse grains are rich in soluble dietary fiber, which can reduce intestinal absorption of cholesterol, promote bile excretion, reduce cholesterol levels and play a role in the prevention of gallstones; at the same time, coarse grains are rich in lignans, rutin, carotenoids and other phytochemicals with antioxidant effects, which can reduce the incidence of cardiovascular disease. Fifth, oral health The elderly usually adhere to eat some coarse grains, not only can help the elderly to repair the chewing muscle and dental bed, but also can play a role in cleaning the mouth, thus benefiting dental health. Six, it is recommended that coarse grains are beneficial to health, but excessive intake can affect the digestion and absorption of the elderly. Studies have shown that consuming more than 85g of whole grains a day can help people control their weight and reduce the risk of many chronic diseases. Therefore, it is recommended that older adults should ideally eat up to 100g (2 taels) of coarse grains or whole grains per day. Since the digestive system and chewing function of the elderly have declined, it is recommended that they choose to cook coarse grains and other foods by steaming, boiling or stewing, so that coarse and fine foods can be matched and food is fluffy and easy to digest to enjoy a healthy senior life.