Fasting diet shows promise for psoriasis relief
NCT ID NCT06905028
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This pilot study explores whether a 7-day fast followed by 11 weeks of a plant-based diet can reduce skin and joint symptoms in people with psoriasis and psoriatic arthritis. Researchers will also look at changes in gut bacteria and overall quality of life. The study involves 30 adults with active disease who are on stable treatment.
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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 30 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2025
- Expected to finish
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Sep 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
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 years and older
- 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: * Active plaque psoriasis (PASI ≥3) or Psoriatic Arthritis fulfilling the Classification Criteria for Psoriatic Arthritis (CASPAR) and not meeting MDA criteria * on stable baseline psoriatic treatment for 12 weeks before enrollment * ≥ 18 years old Exclusion Criteria: * Pregnancy or breastfeeding * underweight (BMI ≤18,5) * eating disorder in the last 5 years * severe internal diseases (e.g. renal insufficiency with creatinine \> 2mg/dl) * current practice of vegan diet or fasting within the past 6 months * use of antibiotics within the past 3 months
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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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Charité - Universitätsmedizin Berlin, Psoriasis-Forschungs- und BehandlungsCentrum
Berlin, State of Berlin, 10117, Germany
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Other studies related to the condition(s) this trial covers.
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