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Title:
METHOD OF PRODUCING ONION VINEGAR INCLUDING GAMMA- AMINOBUTYRIC ACID OF HIGH CONCENTRATION
Document Type and Number:
Japanese Patent JP2003088354
Kind Code:
A
Abstract:

To provide an onion vinegar that includes γ-aminobutyric acid in high concentration by using onion and provide a method of efficiently producing vinegar including a high concentration of γ-aminobutyric acid from the squeezed juice of onion.

The squeezed juice of onion is distilled under a reduced pressure. Then, the concentrated distillation residue is diluted with water and, when necessary, sugar is added to adjust the content in the range from 7-15 wt.% the resultant solution is subjected to alcohol fermentation by adding an alcohol fermentation yeast. Successively, an acetic acid bacteria is inoculated to the resultant alcohol fermentation mixture to cause the acetic fermentation thereby producing the onion vinegar including a high concentration of γ-aminobutyric acid.


Inventors:
Miyauchi, Nin
Saito, Ryuichi
Sase, Yoichiro
Application Number:
JP2001000281646
Publication Date:
March 25, 2003
Filing Date:
September 17, 2001
Export Citation:
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Assignee:
YOKOHAMA YUSHI KOGYO KK
YOKOI JOZO KOGYO KK
International Classes:
C12J1/04; (IPC1-7): C12J1/04
Attorney, Agent or Firm:
荒井 鐘司 (外2名)