Improvement of Constipation by a Small Amountof
Xylooligosaccharides Ingestion in Adult Women Taeko IINO1, YasufumiNISHIJIMA1, Sachiko SAWADA2, HiroakiSASAKI2,
Hitoshi HARADA2, Yoshihide SUWA1 andYoshinobu KISO1 1Health Science Assessment Laboratory, Institute forFundamental Research, Suntory Ltd.,
2Products Development Center, Consumer Health ProductsDivision, Suntory Ltd. Xylooligosaccharides (XO) were administered at 0.4g/day for 4 weeks to 40 healthy adult women. Stool frequency wassignificantly increased during the period of XO ingestion in theconstipated subjects who defecated 4 times or less in a week beforeXO ingestion. Fecal quantity, consistency and color of feces andfeeling after defecation were improved (P<0.05) by XO ingestionin the subjects whose self-judged scores were low before XOingestion, and the satisfying state was maintained for 2-4 weeksafter XO ingestion was completed. The occupancy of Bifidobacteriain total intestinal flora was significantly increased in the secondweek of XO ingestion period (P<0.05). This effect was maintainedduring the period of XO ingestion and returned to the originalstate after the termination.
Key Words: xylooligosaccharides, constipation, Bifidobacteria. |
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