素以大米为主食的日本,最近倡导重视面粉的摄入,以维护健康。理由是①面粉比大米含食物纤维高达10倍多。麦类所含纤维可分为不溶性纤维素、半纤维素和水溶性B葡聚糖,且在麦体内分布均匀。面粉的纤维不仅比米多,且钙、钾也多;②面食可帮助肠蠕动,防止发生便秘。不溶性纤维可帮助肠内100多兆个细菌对食物进行发酵分解,成为又一通便要 Japan, a staple food staple food, has recently advocated the importance of flour intake to maintain its health. The reason is that ① flour contains more than 10 times more fiber than rice. Wheat fibers can be divided into insoluble cellulose, hemicellulose and water-soluble B-glucan, and the distribution within the wheat body. Flour fiber is not only more than rice, and calcium, potassium and more; ② pasta can help bowel movements to prevent constipation. Insoluble fiber can help more than 100 trillion bacteria in the intestines of food fermentation decomposition, as another convenience