Could ditching gluten ease two tough gut diseases?
NCT ID NCT06026449
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether a gluten-free diet can help people with primary sclerosing cholangitis (PSC) and inflammatory bowel disease (IBD). Researchers will track changes in symptoms, gut bacteria, and lab results in 60 adults over time. The goal is to see if avoiding gluten can slow disease progression and improve quality of life.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 60 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2023
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a government body.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 65 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria (for PSC group): * Established diagnosis of PSC (based on radiologic features, typical finding on MRCP or ERCP) * Age 18 - 65 years * ALP 1,5x higher than ULN * Signed informed consent Exclusion Criteria (for PSC group): * Patients on gluten-free diet * Patients with coeliac disease or wheat allergy * Liver transplant recipients * PSC/AIH overlap syndrome * Other causes of liver disease * Radiologic or clinical signs of decompensated liver cirrhosis * Advanced liver cirrhosis (MELD score ˃ 15) * Recurrent acute cholangitis or cholangiogenic sepsis in past 3 months * Use of antibiotics in past 3 months * History of malignancy * Pregnant women * Not signed informed consent Inclusion criteria (for UC group): * Ulcerative colitis diagnosed based on clinical, endoscopic and histological findings * Extension of affected colon \> 15cm * Mayo score 0-4 * Signed informed consent Exclusion criteria (for UC group): * CMV, Clostridium difficile enterocolitis in past 3 months * Use of antibiotics in past 3 months * Patients with coeliac disease or wheat allergy * Patients on gluten-free diet * Pregnant women * Not signed informed consent * Biologic therapy * Methotrexate * Prednison \> 10 mg * Not signed informed consent
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Institute of clinical and experimental medicine
Prague, Prague, 14021, Czechia
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Other studies related to the condition(s) this trial covers.
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