The Effect of Citrus Extract on Gastrointestinal Health

NCT ID: NCT03225261

Last Updated: 2021-02-21

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

29 participants

Study Classification

INTERVENTIONAL

Study Start Date

2017-11-20

Study Completion Date

2021-02-13

Brief Summary

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This randomized, parallel, double-blind, placebo-controlled trial aims to determine the effects of daily administration of citrus extract over a period of 8 weeks on gastrointestinal health in patients with irritable bowel syndrome.

Detailed Description

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Conditions

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Irritable Bowel Syndrome

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

OTHER

Blinding Strategy

TRIPLE

Participants Investigators Outcome Assessors

Study Groups

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Citrus extract

Citrus extract

Group Type EXPERIMENTAL

Citrus extract

Intervention Type DIETARY_SUPPLEMENT

Citrus extract

Placebo

Maltodextrin

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DIETARY_SUPPLEMENT

Maltodextrin

Interventions

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Citrus extract

Citrus extract

Intervention Type DIETARY_SUPPLEMENT

Placebo

Maltodextrin

Intervention Type DIETARY_SUPPLEMENT

Eligibility Criteria

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Inclusion Criteria

* Patients with IBS
* Calprotectin levels 15-150 µg/g feces
* Age 18-70 years
* BMI \< 35 kg/m2

Exclusion Criteria

* Comorbidities that may influence gut microbiota composition or which might limit participation in or completion of the study protocol (to be decided by the principle investigator)
* Abdominal surgery interfering with gastrointestinal function (to be decided by the principle investigator)
* Use of immunosuppressive drugs within 3 months before study period
* Use of other medication interfering with endpoints
* Changes in medication that may significantly affect the study outcome according to the investigator's judgment within 1 month prior to the study
* Changes in clinical activity scores within 3 weeks prior to the study
* Administration of investigational drugs or participation in any scientific intervention study which may interfere with this study (to be decided by the principle investigator) in the 180 days prior to the study
* Use of dietary supplements containing antioxidants, minerals and vitamins
* Excessive intake of foods with a high polyphenol concentration
* Use of antibiotics within 3 months prior to the start of study
* Use of pre-or probiotics within 1 month prior to the study
* Use of oral corticosteroids within 1 month prior to the study
* Blood donation within 1 month prior to the study
* Known pregnancy or lactation.
* Excessive drinking (\>20 alcoholic consumptions per week)
* History of any side effects towards the intake of flavonoids or citrus fruits
Minimum Eligible Age

18 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Maastricht University Medical Center

OTHER

Sponsor Role lead

Responsible Party

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Yala Stevens

MSc.

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Ad Masclee, MD, PhD

Role: PRINCIPAL_INVESTIGATOR

Maastricht University Medical Center

Locations

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Maastricht University Medical Center

Maastricht, Limburg, Netherlands

Site Status

Countries

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Netherlands

Other Identifiers

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173003

Identifier Type: -

Identifier Source: org_study_id

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