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维他命B_1,是抗神经炎的物质,或称抗脚气病维他命,这是因为吾们的膳食中缺乏了维他命B_1之后,就要发生脚气病的缘故。维他命B_1以在米皮内含得最多,在吾国长江和粤江流域一带,以米为主食品的地方,由于近年来大都采用机器辗米的方法,米皮几全部去掉,所以米色虽然洁白好看,可是维他命B_1却没有了,结果使脚气病到处发现,除掉采用维他命B_1制剂医治外,简直没有别的方法。当然,为维持吾人的健康起见,无论在营养上或经济上着想,自以食少去皮或不去皮的米为佳,可是习惯成自然,要吃这种带糙的米似乎很困难的。所以这里想把从米皮即俗称之米糠里面提取维他命B_1的方法作一介绍。
Vitamin B_1 is a substance that is resistant to neuritis or vitamin B beriberi, which is caused by a lack of vitamin B_1 in our diet. Vitamin B_1 is the most abundant in Mi Pi. In the areas of Yangtze River and Yue River in our country, where rice is the main food, most of the rice in recent years has been used to remove rice. Looks good, but the vitamin B_1 does not have the result that everywhere found beriberi, get rid of the use of vitamin B_1 treatment, there is no other way. Of course, in order to maintain our health, it is natural to eat less or less peeled rice, either nutritionally or economically, and it seems difficult to eat such a rough rice . So here would like to put the method of extracting vitamin B_1 from rice bran, commonly known as rice bran inside for an introduction.