Agent for reducing the number of intestinal bacteria, food, and pharmaceutical product

Abstract

The present invention provides an agent for suppressing the number of intestinal bacteria, which contains an extract and/or crushed product of a plant of the genus Salacia, wherein the intestinal bacterium is at least one which is selected from the group consisting of the families Lachnospiraceae, Ruminococcaceae, Fusobacteriaceae, and Desulfovibrionaceae.

1 . An agent for suppressing the number of intestinal bacteria, which contains an extract and/or crushed product of a plant of the genus  Salacia , wherein the intestinal bacterium is at least one which is selected from the group consisting of the families Lachnospiraceae, Ruminococcaceae, Fusobacteriaceae, and Desulfovibrionaceae. 
     
     
         2 . The agent for suppressing the number of intestinal bacteria according to  claim 1 , wherein the intestinal bacterium is at least one which is selected from the group consisting of the family Lachnospiracea, the family Ruminococcaceae, the genus  Fusobacterium  of the family Fusobacteriaceae, and the genus  Desulfovibrio  of the family Desulfovibrionaceae. 
     
     
         3 . The agent for suppressing the number of intestinal bacteria according to  claim 1 , wherein the intake or dose of the extract and/or crushed product plant of a genus  Salacia  is not less than 0.5 mg/kg/day. 
     
     
         4 . The agent for suppressing the number of intestinal bacteria according to  claim 1 , which is used for prevention or treatment of a gastrointestinal symptom. 
     
     
         5 . The agent for suppressing the number of intestinal bacteria according to  claim 4 , wherein the gastrointestinal symptom is a symptom of at least one disease selected from the group consisting of functional dyspepsia, irritable bowel syndrome, inflammatory bowel diseases, Crohn's disease, and ulcerative colitis. 
     
     
         6 . A food for suppressing the number of intestinal bacteria which is selected from the group consisting of the families Lachnospiraceae, Ruminococcacea, Fusobacteriaceae, and Desulfovibrionaceae, which contains the agent for suppressing the number of intestinal bacteria according to  claim 1 . 
     
     
         7 . A pharmaceutical product for suppressing the number of intestinal bacteria which is selected from the group consisting of the families Lachnospiraceae, Ruminococcacea, Fusobacteriaceae, and Desulfovibrionaceae, which contains the agent for suppressing the number of intestinal bacteria according to  claim 1 .