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问:膳食纤维近年来受到了不少老年人的喜爱和欢迎,因为它可以“清洁消化壁和增强消化功能”“防止脂肪堆积”“缓解便秘”。粗粮、水果及蔬菜都是补充膳食纤维的代表食物,面对粗粮的口感粗糙和做法单一,有人提出多吃点蔬菜就可替代粗粮。那么,应该怎样补充膳食纤维呢?
Q: Dietary fiber in recent years by many elderly people’s favorite and welcome, because it can “clean the digestive wall and enhance digestive function ” “to prevent fat accumulation ” “relieve constipation ”. Coarse grains, fruits and vegetables are the representative foods that supplement dietary fiber. In the face of the rough taste and practice of coarse grains, it has been suggested that more vegetables can replace coarse grains. So, how to add dietary fiber?