Abstract: A process for the production of a nutritional lactic acid fermentation product comprising admixing a lactobacillus with the waste liquor obtained by soaking soybeans in water and then removing the soybeans, said waste liquor containing very low protein content and containing sugar, and then fermenting said waste liquor containing said lactobacillus whereby said nutritional lactic acid fermentation product is obtained.
Abstract: In preparing miso like albumin rich foodstuff raw material, malt of rice or the like is sterilized with ethyl alcohol or an aqueous solution thereof, the sterilized malt is admixed with steamed or boiled soya beans and the resulting mixture is aged at a temperature of 20.degree. C.-50.degree. C. for about one week or more.