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Carrageenan in ulcerative colitis

Carrageenan in ulcerative colitis: a randomised controlled trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN90354393
Enrollment
16
Registered
2021-10-25
Start date
2021-08-23
Completion date
Unknown
Last updated
2025-02-24

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

Conditions

Ulcerative colitis Digestive System Ulcerative colitis

Interventions

Carrageenan 2-2.5 g/day vs oat fiber, corresponding dose The study starts with a 7-day run-in period (low carrageenan diet, instructed by a dietician), then either a carrageenan period or an oat fibe

Sponsors

Juhani Aho Medical Research Foundation
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Ulcerative colitis, clinical remission verified by normal fecal calprotectin 2. Aged 18-64 years 3. No biological medications or systemic cortisone usage for relapse

Exclusion criteria

Exclusion criteria: 1. Pregnancy/lactation 2. Currently participating in another clinical intervention study 3. Intestinal surgery 4. Cancer 5. Other severe illness which might affect the patient's ability to participate in the study

Design outcomes

Primary

MeasureTime frame
Colitis activity measured using the Simple Clinical Colitis Assessment Index (SCCAI) at baseline and the 7th day of both treatment periods

Secondary

MeasureTime frame
1. Gastrointestinal symptoms measured by Visual Analog Scale (VAS) 0-100 at baseline and the 1st, 3rd and 7th day of both treatment periods at the end of the each day 2. Laboratory tests using blood, urine and stool samples at baseline and at the end (7th day) of both treatment periods: 2.1. Fecal calprotectin 2.2. hs-CRP 2.3. S-FABP-2 (intestinal permeability marker) 2.4. U-creatinine 2.5. U-Albumin 2.6. F-albumin 2.7. F-IgG 2.8. F-intestinal alkaline phosphatase (IAP) 3. Macronutrient and fiber intake measured using a food diary at the end of both treatment periods covering days 5, 6 and 7 (i.e. a 3-day food diary)

Countries

Finland

Outcome results

None listed

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