The purpose of this study is to see how a diet that supplements fermented foods effects inflammation and quality of life in patients with mild to moderate Ulcerative Colitis (UC). There is a paucity of research and an enormous need for better understanding of diet and intestinal inflammation. Fermented food have been shown to positively influence inflammatory cytokines and intestinal microbial diversity in healthy volunteers.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
21
Fermented foods include Kimchi, Sauerkraut, Yoghurt, Kefir and more.
No change in diet.
Stanford University
Palo Alto, California, United States
RECRUITINGChange in the clinical disease activity inflammatory marker fecal calprotectin
Change in fecal calprotectin
Time frame: Baseline (Data Collection 1) versus Week 10 (Data Collection 2).
Clinical response as per partial Mayo score.
Clinical response as per partial Mayo score is defined as a decrease from baseline in the partial Mayo Score of \>=2 points and either a rectal bleeding subscore of \<=1 or a decrease in the rectal bleeding subscore of \>=1 point (assessed at Data Collection 2). The partial Mayo score consists of the subscores for stool frequency, rectal bleeding, and PGA, omitting endoscopy. Each subscore is graded from 0 to 3 (3 being the worst situation and 0 the best) and the partial Mayo score is graded from 0 to 9 (0 being the best, 9 being the worst outcome).
Time frame: Baseline (Data Collection 1) versus Week 10 (Data Collection 2).
Clinical remission as per partial Mayo score.
Clinical remission as per partial Mayo score is defined as a partial Mayo score \< 2 points and no individual subscale score \>1 point (assessed at Data Collection 2). The partial Mayo score is graded from 0 to 9 (0 being the best, 9 being the worst outcome).
Time frame: Assessed at Week 10 (Data Collection 2).
Symptomatic remission as per Patient Reported Outcome (PRO2) score
Symptomatic remission is defined as as a Mayo stool frequency subscore of 0 or 1 and a Mayo rectal bleeding subscore of 0 (assessed at Data Collection 2). The partial Mayo score is graded from 0 to 9 (0 being the best, 9 being the worst outcome).
Time frame: Assessed at Week 10 (Data Collection 2).
Patient global assessment
"Do you believe you are in remission from your UC symptoms?" (Yes/No)
Time frame: Assessed at Week 10 (Data Collection 2).
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Effect of Fermented Food-Supplemented Diet on patient quality of life
Change in Short Inflammatory Bowel Disease questionnaire (SIBDQ) score. The SIBDQ is a quality of life score in UC patients. Response to each of the questions is graded from 1 to 7 (1 being the worst situation and 7 the best).
Time frame: Baseline (Data Collection 1) versus Week 10 (Data Collection 2).
Changes in cytokines/chemokines and immune cell profiles
Cytokines/chemokines (e.g. TNF-alpha, IL-6, IL-10, IFN-gamma, α4β7, CCR1, and CCR9) and immune cell profiles.
Time frame: Baseline (Data Collection 1) versus Week 10 (Data Collection 2).
Changes in gut microbiome profiles
Gut microbiome profiles
Time frame: Baseline (Data Collection 1) versus Week 10 (Data Collection 2).