老年人普遍存在吞咽困难、偏食导致的营养不均衡等情况。与其想方设法在米饭、面条等精细食物上做文章,不如在日常饮食上多选择薯类食物,把富含大量碳水化合物的土豆、地瓜、山药、芋头等食材与日常主食相互替换,不但可以改善老年朋友的吞咽障碍问题,其特殊营养成分还能达到保护心血管健康的目的。薯类作物主要包括甘薯、马铃薯、山药、芋头等。薯类营养素丰富,含有蛋白质和维生素C、维生素B1、维生素B2等营养成分,钙、磷、镁、钾含量也很高。薯类含有大量被称为“第七营养素”的膳食纤维,有预防便秘和肠癌等作用。 Elderly people generally swallowing difficulties, partial eclipse caused by imbalance of nutrition and so on. Instead of trying every means to make a fuss about fine foods such as rice and noodles, it is better to choose more yam foods in daily diets and replace potatoes, sweet potatoes, yam, taro and other staple food with plenty of carbohydrates, not only to improve the elderly Friends of swallowing problems, its special nutrients can achieve the purpose of protecting cardiovascular health. Potato crops mainly include sweet potato, potato, yam, taro and so on. Potato nutrients rich in protein and vitamin C, vitamin B1, vitamin B2 and other nutrients, calcium, phosphorus, magnesium, potassium content is also high. Yam contains a large number of dietary fiber called “seventh nutrients”, which can prevent constipation and colon cancer.