根据1978年广西巴马瑶族自治县50名90至112岁老人的营养调查,发现火麻仁是当地食用油来源之一。经分析火麻仁含粗脂肪达42.4％,其中不饱和脂肪酸含量丰富,尤以多不饱和脂肪酸占76％以上,亚油酸含量比花生油、芝麻油高,亚麻酸含量也较常用植物油高。多不饱和脂肪酸可能加速胆固醇分解为胆酸,从而降 According to a nutrition survey conducted by 50 elderly people aged 90 to 112 in the Bama Yao Autonomous County of Guangxi in 1978, it was found that Hempen is one of the sources of local edible oil. The analysis showed that the hemp kernel contains 42.4% of crude fat, of which unsaturated fatty acids are abundant, especially polyunsaturated fatty acids account for more than 76%. Linoleic acid content is higher than peanut oil and sesame oil, and linolenic acid content is higher than commonly used vegetable oil. Polyunsaturated fatty acids may accelerate the breakdown of cholesterol into cholic acid, which lowers