进入冬季,红薯纷纷上市,为老人保健食谱增添了新品种。红薯又称白薯、番薯、地瓜等,为旋花科一年生植物,由于红薯属碱性食物,有利于维护血液的酸碱平衡,常吃红薯对于促进老人身体健康显得尤为重要。红薯中含有大量粘液蛋白、粘液多糖等,它们能保持人体心血管壁的弹性,防止动脉 Into the winter, sweet potatoes have listed for the elderly health recipes added a new breed. Sweet potatoes, also known as sweet potatoes, sweet potatoes, sweet potatoes, etc. for the Convolvulaceae annual plants, sweet potatoes are alkaline foods, help maintain the acid-base balance of the blood, eat sweet potatoes for the elderly to promote physical health is particularly important. Sweet potato contains a lot of mucus protein, mucopolysaccharides, etc., they can maintain the flexibility of the human cardiovascular wall, to prevent the artery