Sweet potato is a neutral food in Chinese medicine, which will not get angry after eating, and because sweet potato has a laxative effect and can eliminate toxins in the body, it can also be said to be a good food and can be eaten often.

Sweet potato, also called sweet potato, sweet potato, sweet potato, sweet potato. It is not only widely planted and eaten in China, but also recognized as a fitness longevity food in Xian Yi. It is suitable for all ages, low in price and delicious. It is both a food and a vegetable. Why is it called Fitness longevity food?

First, it is nutritious. According to chemical analysis, each kilogram of sweet potato contains 256 grams of sugar, protein 15 grams, calcium 156 mg, phosphorus 174 mg, and various vitamins, especially carotene, which is the best among cereals and vegetables.

Second, because it contains a mucin with special functions. This mucin not only can maintain the elasticity of human cardiovascular wall, prevent arteriosclerosis, reduce subcutaneous fat, prevent connective tissue atrophy of liver and kidney, and prevent collagenosis, but also has a good lubricating effect on respiratory tract, digestive tract, joint cavity and serous cavity.

Third, it contains more starch and cellulose. After eating, people can absorb a lot of water in the intestine and increase the volume of feces, which can not only prevent constipation and reduce the occurrence of intestinal cancer, but also help prevent the formation of cholesterol in the blood and prevent coronary heart disease.

Fourthly, it is a physiological alkaline food, which can neutralize the acidic substances produced by meat, eggs, rice and flour, adjust the acid-base balance of human body, and has positive significance for maintaining human health.

Although sweet potato is a cheap and delicious fitness longevity food, it contains oxidase and crude fiber, which will produce a lot of carbon dioxide gas in human stomach. Because of its high sugar content, eating too much will produce gastric acid, causing abdominal distension, heartburn and other symptoms.

So eating sweet potatoes should pay attention to science. Note: eat it cooked, not raw. Because a large number of starch particles contained in sweet potatoes are covered with a tough cell membrane, only after being cooked and steamed can the human body digest and absorb them.

At the same time, only in this way can most oxidase be destroyed and the production of carbon dioxide gas be reduced. Don't eat too much at a time, try to use fine processing, preferably with rice and noodles, to reduce the production of stomach acid and prevent symptoms such as bloating and heartburn.