Efficacy of yogurt to intestinal flora in Japanese healthy adults; a single arm, interventional study

Efficacy of yogurt to intestinal flora in Japanese healthy adults; a single arm, interventional study - Efficacy of yogurt to intestinal flora in Japanese healthy adults

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000031782

Enrollment

Registered

2018-03-20

Start date

2018-03-25

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 adult

Interventions

150 ml of yogurt (Yasuda Yogurt) is taken daily for 14 days. After 14-day wash out period, 300 ml of yogurt (Yasuda Yogurt) is taken daily for 14 days.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy subjects

Exclusion criteria

Exclusion criteria: Subjects who meet any of the following conditions will be excluded. 1) Subjects who have a history of taking probiotics. 2) Subjects who have a history of a malignant disease. 3) Subjects who have lactose intolerance. 4) Subjects who have a history of a severe systemic disease. 5) Subjects who are judged unsuitable for this study by principal investigator.

Design outcomes

Primary

Measure	Time frame
The change of intestinal microbiome before and after taking yogurt	—

Secondary

Measure	Time frame
The change of bowel habits before and after taking yogurt	—

Countries

Japan

Contacts

Public ContactTajima Yosuke

Niigata University Graduate School of Medical and Dental Sciences Division of Digestive and General Surgery

y-tajima@med.niigata-u.ac.jp025-227-2228

Outcome results

None listed

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