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The effect of glutamine on clinical outcomes, quality of life and intestinal permeability in patients with irritable bowel syndrome

The effect of low FODMAP (Fermentable, Oligo-, Di-, Mono-saccharides and Polyols) diet with glutamine supplement versus placebo on clinical outcomes, quality of life and intestinal permeability in patients with irritable bowel syndrome

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20100524004010N28
Enrollment
50
Registered
2020-04-11
Start date
2020-06-20
Completion date
Unknown
Last updated
2021-02-22

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

Conditions

irritable bowel syndrome. Irritable bowel syndrome

Interventions

Intervention 1: Intervention group: will receive15 g (5 grams three times a day) L- glutamine supplement plus low FODMAP diet for 6 weeks. Intervention 2: Control group: will receive 15 g (5 grams thr

Sponsors

Shahid Beheshti University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: Patients with irritable bowel syndrome, according to a gastroenterologist diagnosed according to ROME IV criteria (having at least one day a week over the past 3 months for at least two of the following: 1- related to Defecation; 2- related to the frequency of defecation, 3- related to changes in stool shape and consistency, and no pathological findings in gastrointestinal Body Mass Index in range (18-25) Lack of any organic intestinal disease ( diagnosed by last 5 years ago colonoscopy) and intestinal infection (diagnosed by stool culture) Lack of medical history of chronic gastrointestinal and colorectal disease Lack of any major bowel surgery Lack of medical history of liver disorders Absence of regular use of laxatives or antidiarrheal drugs No chronic use of corticosteroids and immunosuppressants No usage of drugs that modifying the digestive motility such as metoclopramide, cisapride, diphenoxylate No usage of drugs that increased bleeding of intestinal mucosa such as aspirin, warfarin and heparin Absence of nicotine and its derivatives use in the last 6 months No usage of NSAIDs and aspirin in last week (influence on gut permeability) Absence of severe mental or behavioral disorder Lack of medical history of kidney disorders

Exclusion criteria

Exclusion criteria: Not agree to entering the study Consumption of artificial sweeteners (effect on intestinal permeability) 2 days before entering the study

Design outcomes

Primary

MeasureTime frame
Irritable Bowel Syndrome symptom severity score. Timepoint: Beginning and end of study. Method of measurement: Irritable Bowel Syndrome symptom severity scale Questionnaire.

Secondary

MeasureTime frame
Quality of life. Timepoint: Beginning and end of study. Method of measurement: Irritable bowel syndrome quality of life Questionnaire.;Serum zonulin. Timepoint: Beginning and end of the study. Method of measurement: Elisa kit.;Abdominal pain intensity. Timepoint: Beginning and end of the study. Method of measurement: Visual Analogue Scale.;Abdominal pain frequency. Timepoint: Beginning and end of the study. Method of measurement: Questionnaire.;Abdominal distension. Timepoint: Beginning and end of the study. Method of measurement: Visual Analogue Scale.;Satisfaction with bowel habits. Timepoint: Beginning and end of the study. Method of measurement: Visual Analogue Scale.;Interference with community function. Timepoint: Beginning and end of the study. Method of measurement: Visual Analogue Scale.;Defecation frequency. Timepoint: Beginning and end of study. Method of measurement: Questionnaire.;Defecation consistency. Timepoint: Beginning and end of study. Method of measurement: Questionnaire.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactAzita Hekmatdoost

Shahid Beheshti University of Medical Sciences

a_hekmat2000@yahoo.com+98 21 2293 0824

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026