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Evaluation of the efficacy of dietary fiber-containing food on gastrointestinal condition : a double blind, randomized, placebo controlled, crossover study

Evaluation of the efficacy of dietary fiber-containing food on gastrointestinal condition : a double blind, randomized, placebo controlled, crossover study - Evaluation of the efficacy of dietary fiber-containing food on gastrointestinal condition

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000031693
Enrollment
45
Registered
2018-03-13
Start date
2018-03-13
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy adults

Interventions

Washout period for 21 days -&gt
Taking a test food at low dose for 14 days -&gt
Taking a test food at high dose for 14 days Taking a test food at low dose for 14 days -&gt
Taking a test food at high dose for 14 days -&gt
Taking a control food for 14 days Taking a test food at high dose for 14 days -&gt
Washout period for 21 days -&gt
Taking a control food for 14 days -&gt
Taking a test food at low dose for 14 days

Sponsors

KSO Corporation
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1)Healthy males and females from 20 to 64 years old 2)Subjects with defecation at three to five times per week 3)Subjects with fewer number and lower ratio of Bifidobacterium in feces 4)Subjects who have received written informed consent

Exclusion criteria

Exclusion criteria: 1) Subjects who regularly use laxatives 2) Subjects who regularly take foods which may affect gastrointestinal condition 3) Subjects who regularly use antibiotics and other medicines which affect digestion and absorption 4) Subjects who cannot abstain from taking foods which are containing viable bacteria, enriched with oligosaccharides or dietary fiber, considered effective for constipation improvement and are containing large amount of sugar alcohol 5) Subjects who have allergy for foods 6) Subjects who regularly take too much alcohol 7) Subjects who have diseases which require urgent treatment or severe complications 8) Subjects who have gastrointestinal diseases or a surgical history which may affect digestion, absorption and defecation 9) Subjects who are pregnant, lactating or planning to be pregnant in the test period 10) Subjects who are under treatment or have a history of drug addiction or alcoholism 11) Subjects who are participating or planning to participate in a clinical study 12) Subjects who are judged as inappropriate by investigator

Design outcomes

Primary

MeasureTime frame
Number and ratio of fecal Bifidobacterium Defecation frequency

Secondary

MeasureTime frame
Defecation days, stool volume, stool shape, stool color, stool smell and the feeling after defecation Intestinal microflora analysis Fecal ammonia measurement Fecal pH measurement Fecal water content measurement Stool weight

Countries

Japan

Contacts

Public ContactYoshika Komori

KSO Corporation Sales department

yoshi@kso.co.jp03-3452-7733

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026