The effects of synbiotic 1-kestose and Bifidobacterium longum on the gut microbiota in healthy subjects

The effects of synbiotic 1-kestose and Bifidobacterium longum on the gut microbiota in healthy subjects - The effects of synbiotic 1-kestose and Bifidobacterium longum on the gut microbiota in healthy subjects

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000051058

Enrollment

Registered

2023-06-01

Start date

2023-06-01

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

Able-bodied persons over 18 years old

Interventions

Kestose and Bifidobacterium longum BB536 administered

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Healthy subjects who have received sufficient explanation before participating in this study, and have obtained written consent by their own free will with sufficient understanding. 2. Healthy subjects aged 18 at the time of consent. 3. No underlying medical condition and no history of regular hospital visits.

Exclusion criteria

Exclusion criteria: Those who have been diagnosed with some kind of underlying disease and have been hospitalized or received outpatient treatment People taking antibiotics People who are judged to be inappropriate by the doctors

Design outcomes

Primary

Measure	Time frame
Evaluation of the intestinal microbiota	—

Secondary

Measure	Time frame
Changes in oral flora Relationship between oral and intestinal bacteria Evaluation of the Bristol stool scale Changes in short-chain fatty acids in feces	—

Countries

Japan

Contacts

Public ContactKohei Funasaka

Fujita Health University Department of Gastroenterology and Hepatology

k-funa@fujita-hu.ac.jp0562-93-2324

Outcome results

None listed

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