It is rich in nutrition. Each kilogram of sweet potato contains 256 grams of sugar, 15 grams of protein, 156 mg of calcium, 174 mg of phosphorus and various vitamins, especially carotene, which makes it a leader among cereals and vegetables.
Contains mucins with special functions. This mucin can not only keep the elasticity of human cardiovascular wall, prevent arteriosclerosis, reduce subcutaneous fat, prevent the atrophy of liver and kidney connective tissue, and prevent collagen disease, but also has a good lubricating effect on respiratory tract, digestive tract, joint cavity and serous cavity.
It is rich in dietary fiber, colloid and other defecation substances, which can be described as "intestinal scavenger".
It is a physiological alkaline food, which can neutralize the acidic substances produced by meat, eggs, rice and noodles, adjust the acid-base balance of human body, and has positive significance for maintaining human health.
Extended data:
Sweet potato (English: sweet potato), scientific name: sweet potato (Ipomoea? Batata? Lin. ) Also known as sweet potato, sweet potato, sweet potato, sweet potato, sweet potato (North), sweet potato (multiple dialects), sweet potato, sweet potato, Zhu potato, pillow potato, Pange, sweet potato, fennel sweet potato and red skin.
Sweet potato is rich in protein, starch, pectin, cellulose, amino acids, vitamins and various minerals, and has the reputation of "longevity food". The sugar content reached 15%-20%. It has anti-cancer, heart protection, emphysema prevention, diabetes treatment, weight loss and other effects. In Ming Dynasty, Li Shizhen's Compendium of Materia Medica recorded that "sweet potato can tonify deficiency, strengthen spleen and stimulate appetite, and strengthen kidney yin", and it was also said that people in the sea could eat it for a long time. Chinese medicine believes that sweet potato is a good medicine blindly.
References:
Sweet potato-Baidu encyclopedia