Obesity Trial, Recruiting
Who may be able to join
AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI
Who might be able to join this trial:
- People aged between 18 and 60 years old
- People with a Body Mass Index (BMI) between 25 and 34.9 (a measure of body weight relative to height — confirm the exact calculation with the trial site)
- People of any biological sex
- People who are able to follow the study schedule and sign a consent form
Who may not be able to join:
- People who have a sensitivity or reaction to kombucha
- People who have eaten or drunk fermented foods or drinks — such as kombucha, kefir, kimchi, cheese, raw vinegar, sauerkraut, or kvass — in the 3 weeks before the study or during the study
- People who have taken antibiotics in the 6 months before the study starts
- People who have used probiotic or prebiotic supplements, fibre supplements, laxatives, or any food or product that affects bowel movements in the 6 weeks before joining
- People who follow a specific dietary pattern (such as a vegan diet) or a specific dietary treatment (such as a high-protein diet)
- People who smoke or who consume large amounts of alcohol or other substances
- People who have been diagnosed with a gut disorder, a hormonal or thyroid condition, an autoimmune disease, a psychiatric condition, or Type 1 or Type 2 diabetes, or who regularly use corticosteroid medications
- People who take proton pump inhibitors (medicines for stomach acid), diabetes medications or insulin, or statins (cholesterol-lowering medicines)
- People who have been identified as having insulin sensitivity (confirm with trial site)
- Women who are pregnant or breastfeeding
- People who have tooth sensitivity
- People who have taken part in another clinical trial in the past 3 months
Important: Always verify eligibility with the trial site directly before applying.
Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.
Contact this trial
Principal Investigator: Brandão, PhD, CATAA
Phone: +351926777221
Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.
GP referral letter
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
Primary endpoints
Change in Gut microbiota composition and diversity (fecal samples); Change in fasting glucose levels; Change in fasting insulin levels; Changes in Homeostasis Model Assessment of Insulin Resistance (HOMA-IR) values; Changes in Lipid profile
Can't join this trial?
Data last synced from ClinicalTrials.gov: 6 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.