Health food sweet potatoes 
 
 
China's traditional Chinese medicine to 

        Sweet potatoes, also known as sweet potato, sweet potato, north is convolvulaceae yams root, with sweet taste and powder and meat is yellow, white followed, and whole grains is people very favorite food. The geography, both the vast territory, has cultivated. 
 
        The main ingredients: sweet potatoes is given priority to with starch, followed by protein, fat, sugar, carotene, vitamin C, vitamin A, lysine, crude fiber and calcium, phosphorus, iron and other material. Flavour gan, ping and blood of the oneself, wide bowel aperient, yiqi. Sweet potato belongs to alkaline food, beneficial to the body acid-base balance, beneficial to health. 
 
        Sweet potatoes because it contains rich cellulose, can enhance the volume of excrement and urine, and good water imbibition, can prevent constipation and intestinal disease, caused by constipation with habitual constipation, should choose the food. Sweet potatoes in the polysaccharide collagen material, can well protect the vessel wall elasticity, prevent atherosclerosis, prevent the happening of the disease of heart head blood-vessel. 
 
        Sweet potatoes can also keep the digestive tract, respiratory system, joint cavity and serous cavity lubrication, recent reports, can prevent the intestinal cancer. 
 
        Sweet potatoes sweet, spleen benefit stomach, aperient bowel. For many a long life, the old man's survey data show that give priority to with whole grains such as sweet potatoes predators, is one of the longevity factors, therefore, yams are worth advocating healthy food. The pharmacological yams 250 grams, 200 grams of japonica rice, white sugar is right amount, add water boil gruel, morning rises hollow food, beneficial defecate, is one of the old man for diet. 
 
        But sweet potatoes is good, but one should not eat too much, too full. Because the starch in sweet potatoes can increase the secretion of gastric acid, produce large amounts of carbon dioxide, cause abdominal distension malaise. As long as a food, however, for the benefit can be risk-averse. (Wei Shuzhong Zhang)
 
 
 
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