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A clinical study for evaluating the effects of food containing lactic acid bacteria on defecation.-A randomized, double-blind,placebo-controlled, parallel-group comparative study -

A clinical study for evaluating the effects of food containing lactic acid bacteria on defecation.-A randomized, double-blind,placebo-controlled, parallel-group comparative study - - A clinical study for evaluating the effects of food containing lactic acid bacteria on defecation.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000048911
Enrollment
80
Registered
2023-12-04
Start date
2022-10-21
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

Subjects with a tendency for constipation

Interventions

Sponsors

New drug research center, Inc.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Men and women aged 20 to 64 years. 2) Subjects with 3 to 5 defecation per week. 3) Subjects who can visit the testing institution. 4) Subjects who fully understand the purpose and content of the study and agree in writing prior to the start of the study.

Exclusion criteria

Exclusion criteria: 1) Subjects taking medicines/foods that affect the intestinal environment at least 3 times a week. 2) Subjects with a history of serious liver, kidney, cardiovascular, gastrointestinal, pulmonary, blood, or metabolic disease. 3) Subjects with chronic diseases and regular users of medicines. 4) Subjects with a history or current history of drug or alcohol dependence 5) Subjects with a history of gastrointestinal disease or surgery that affects digestion, absorption, or defecation. 6) Subjects with food allergies related to the test food. 7) Subjects with extremely irregular daily habits and eating habits (including late-night workers). 8) Subjects who regularly use medicines or foods that affect the study. 9) Subjects who cannot restrict the use of drugs/foods that affect the study after obtaining consent. 10) Subjects with excessive habits of exercise, drinking and smoking. 11) Pregnant or lactating women or women who may become pregnant during the study period. 12) Subjects who have taken or will take antibiotics within 1 month prior to obtaining consent during the study period. 13) Participated, are currently participating, or will participate during the study period, in any other clinical research within 1 month prior to obtaining consent. 14) Subjects who plan to change their lifestyle drastically after obtaining consent and before the end of the study. 15) Subjects who plan to travel abroad after obtaining consent and before the end of the study. 16) Subjects judged to be unsuitable based on their answers to the background questionnaire. 17) Other subjects who are judged by the investigator to be unsuitable for the study.

Design outcomes

Primary

MeasureTime frame
Number of defecation per week.

Secondary

MeasureTime frame
Defecation survey, number of Lactobacilli in feces, number of Bifidobacteria and C. perfringens in feces, analysis of gut microbiota, organic acids content in feces, bile acids content in feces, putrefactive products content in feces, ammonia content in feces, fecal pH, water content in feces, gastrointestinal feelings, and JPAC-QOL.

Countries

Japan

Contacts

Public ContactShimpei Tomita

New drug research center, Inc. Research Dept.

s-tomita@ndrcenter.co.jp0123-34-0412

Outcome results

None listed

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