PURPOSE: To provide a food vinegar containing galactooligosaccharide having biological regulation function and provide a process for the preparation of the vinegar.
CONSTITUTION: The present invention is characterized by the addition of 0.5-10.0% galactooligosaccharide to a food vinegar. Another characteristic feature of the invention is the exclusive and selective alcoholic fermentation of fermentable sugars extracted from beans followed by acetic acid fermentation. The other invention is a process for the preparation of food vinegar containing galactooligosaccharide characterized by the extraction of beans with an aqueous solvent, the exclusive and selective alcoholic fermentation of the fermentable sugars in the extract using yeast and the acetic acid fermentation of the fermentation product.
KOBASHI KYOICHI
HASHIMOTO KO
KUBOTA AKIMASA
