Effects of Dietary Fiber Intake Guidance on the Improvement of Chronic Constipation and Alterations in the Gut Microbiota

Effects of Dietary Fiber Intake Guidance on the Improvement of Chronic Constipation and Alterations in the Gut Microbiota - Effects of Dietary Fiber Intake Guidance on the Improvement of Chronic Constipation and Alterations in the Gut Microbiota

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000058318

Enrollment

Registered

2025-06-30

Start date

2025-12-30

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

chronic constipation

Interventions

by providing dietary fiber intake guidance

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with functional chronic constipation (as defined by the Rome IV criteria) Patients with lifestyle-related diseases (such as hypertension, hyperlipidemia, or diabetes) Patients with independent activities of daily living (ADL)

Exclusion criteria

Exclusion criteria: Patients who required adjustment of laxative medication within the past two months Patients with obstructive disorders of the intestine Patients with a history of ileus Patients with inflammatory bowel disease (IBD) Patients with a stoma Patients who have taken antibiotics or probiotics within the past month Patients taking proton pump inhibitors (PPIs) Patients with cancer

Design outcomes

Primary

Measure	Time frame
the effects on constipation improvement and changes in the gut microbiota	—

Countries

Japan

Contacts

Public ContactHao Chen

Yokohama-Minami Kyosai Hospital Department of Respiratory

chinsmd@gmail.com045-782-2101

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Sep 19, 2026