What should the elderly eat in winter?

　　"Yellow" on the table refers to red and yellow vegetables, such as carrots, sweet potatoes, pumpkins, corn, etc. They have high nutrient content and are rich in carotenoids, which can be converted into vitamin A in the body.

　　Chinese people’s diet is generally deficient in calcium, carotene and vitamin A. Lack of it will lead to decreased immunity. Child easy cold fever , suffering from tonsillitis, causing digestive tract infection; middle-aged people are prone to it cancer ,arteriosclerosis; elderly Dazzling eyes and blurred vision.

　　Supplementing vitamin A can improve the immunity and resistance of children and adults; improve the eyesight and retina of the elderly; and reduce the chance of infection and tumor. Where is the most vitamin A? The most abundant vitamin A is found in carrots, watermelons, sweet potatoes, old corn, pumpkins, and red peppers. Or simply put, it is converted into red and yellow vegetables in the body. Red and yellow vegetables contain more vitamin A.

　　Yellow food is the best among high-protein and low-fat foods, and is most suitable for middle-aged and elderly people with hyperlipidemia. The yellow color comes from carotene and vitamin C, both of which have extensive and powerful effects in antioxidants, improving immunity, and protecting skin healthy It has more similar effects in other aspects.

　　Corn and soybeans are representatives of yellow foods. Corn provides carbohydrates, dietary fiber and B vitamins, etc., which can stimulate gastrointestinal motility, promote digestion, and prevent and treat constipate , enteritis and intestinal cancer; it can also regulate blood lipids and prevent hypertension and intestinal cancer to a certain extent. coronary heart disease The occurrence of high blood pressure is related to the fact that Central American Indians mainly eat corn.

　　Soybeans are a good source of high-quality protein, unsaturated fatty acids, calcium, vitamin B and niacin. They can also provide the body with bioactive ingredients such as soy lecithin and soy isoflavones, which play a role in regulating blood cholesterol and preventing and treating some malignant tumors.

　　Yellow ginger contains 72 volatile components such as gingerol, zingiberene, and gingerol. It has the functions of enhancing myocardial contractility, antiemetic, anti-ulcer, liver protection, choleretic, antioxidant, regulating the central nervous system, and inhibiting the synthesis of carcinogen nitrosamines.

　　Yellow fruits and vegetables are also rich in vitamin A and vitamin D. Vitamin A can protect the gastrointestinal mucosa and prevent gastritis, gastric ulcer, etc. disease occurrence. Vitamin D can promote the absorption of calcium and phosphorus, two mineral elements, thereby strengthening bones and muscles. It can prevent and treat common diseases such as rickets in children, myopia in adolescents, and osteoporosis in middle-aged and elderly people. Therefore, it is undoubtedly a wise move for such people to eat more yellow foods.