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约在1947年,有人把欧美人和非洲土著人的疾病进行了比较,发现在大肠癌、大肠憩室、阑尾炎、胆结石、缺血性心脏病、肥胖症、糖尿病的发病率上,都是非洲土著人少。这种意外的发现是从食物纤维的摄入量推出的结论。这个论点发表后,立刻引起人们对食物纤维的注意。但是近年来,欧美以及日本食物纤维的摄入量仍在减少。日本自55年的下半年起,总热量、蛋白质、脂肪的摄入量逐年增加(尤其是脂肪),相反,食物纤维的摄人量却在减少。据厚生省的国民营养调查,1950年摄取42.7克,1960年为
Around 1947, some people compared the diseases of the indigenous peoples in Europe and the United States to those of African natives and found that they were all found in the areas of colorectal cancer, colorectal diverticula, appendicitis, gallstones, ischemic heart disease, obesity and diabetes. Aboriginal people are few. This unexpected finding is based on the conclusions of the dietary fiber intake. After the publication of this argument, people immediately attracted the attention of food fibers. However, in recent years, the intake of dietary fiber in Europe, the United States and Japan is still decreasing. Since the second half of the 55th year in Japan, the total calories, protein and fat intake have increased year by year (especially fat), whereas the intake of dietary fiber has decreased. According to the National Nutrition Survey of the Ministry of Health and Welfare, 42.7 grams were taken in 1950 and 1960