60 completed, 44 unknown, 22 recruiting, 5 not yet recruiting. 72 Not applicable, 5 Phase 2, 4 Phase 1, 2 Phase 4, 1 Early Phase 1.
Follow Microbiota: new trials by email Literature Review of Microbiota trials Research Report on Microbiota
Tick up to 5 trials to compare them side by side (eligibility, arms, endpoints, adverse events) in a Literature Matrix.
| Trial | Phase | Status | Sponsor | Enrollment | Start | Updated |
|---|---|---|---|---|---|---|
| Prebiotic Inulin for Late-Reproductive Individuals Inulin, Maltodextrin (Placebo) - Obesity & Overweight, Perimenopausal Women | Not applicable | Recruiting | George Washington University | 27 | 2026-08-01 | 2026-08-11 |
| Open-Label Clinical Trial Evaluating the Impact of a Multi-Strain Commensal Probiotic Dietary Supplement on Gastrointestinal Microbiota Composition, Functional Gastrointestinal Markers, and Gastrointestinal Symptoms Complete Commensal Probiotic - Gastrointestinal, Microbiota | Not applicable | Not yet recruiting | OvationLab | 25 | 2026-07-21 | 2026-07-23 |
| Health Effects of Ultra-processed Food Intake Diet high in UPF, Diet low in UPF - Cardiometabolic Risk Factors, Microbiota | Not applicable | Recruiting | Göteborg University | 40 | 2026-06-25 | 2026-08-24 |
| Gut Microbiota Modulation With Synbiotics After Acute Coronary Syndrome Pro-B (Bionaturis),, Guideline-Directed Medical Therapy (GDMT) - Atheroscleroses, Coronary, Microbiota | Not applicable | Not yet recruiting | Centre Hospitalier de Bienne | 80 | 2026-06-01 | 2026-02-13 |
| Effect of Consuming a Mango and Chia-based Beverage on Modulating the Intestinal Microbiota in Obese Children Mango juice, Mango and chia juice - Microbiota | Not applicable | Completed | Universidad Nacional de Caaguazu | 100 | 2026-02-09 | 2026-09-14 |
| Flourish: Exploring the Early Infant Gut Microbiome Tailored Recommendations, Consult Call, Educational Email Series - Microbiota, Gut Microbiome | Not applicable | Recruiting | Seeding Inc | 250 | 2026-01-31 | 2026-02-24 |
| Adaptation of Lung Transplant Recipients at Extreme Altitude Lung Transplantation, Hypoxia | Active not recruiting | Medical University of Vienna | 30 | 2026-01-10 | 2026-03-18 | |
| Modulation of Gut MicroFLORA With Rifaximin to Reduce High Platelet Reactivity in Post-ACS Patients on Ticagrelor Rifaximin - ACS - Acute Coronary Syndrome, Ticagrelor | Phase 4 | Not yet recruiting | Collegium Medicum w Bydgoszczy | 50 | 2026-01-01 | 2025-10-02 |
| Non-interventional Study Exploring the Composition of the Valvular Microbiota of Patients Undergoing Cardiac Surgery Take 1 ml of blood, DNA sequencing, Valve collection (healthcare waste) - Valvulopathy, Cardiac Surgery | Not applicable | Recruiting | University Hospital, Toulouse | 200 | 2025-11-19 | 2026-06-01 |
| Innate Immunity, MIcrobiota and Inovative Treatments in Endometriosis surgery (any volume) and / or pharmaceuticals treatment initiated or planned or only dynamic observation, in accordance with current clinical guidelines, Blood test, Stool samples - Endometriosis, Immunity | Not applicable | Not yet recruiting | University Hospital, Grenoble | 40 | 2025-09-09 | 2025-09-02 |
| Impact of Colostrum Oropharyngeal Immunotherapy on Postnatal Growth in Preterm Infants Colostrum, Normal Saline - Growth Failure, Preterm Birth | Not applicable | Not yet recruiting | Suqian First Hospital | 220 | 2025-09-01 | 2025-07-24 |
| Relationship Between Frailty and Gut Microbiota in Older Adults: An Educational Program for Healthy Aging Fecal sample collection - Frailty, Microbiota | Completed | University of Cadiz | 14 | 2025-08-25 | 2025-11-26 | |
| Infant Microbiota Restoration With Maternal Microbes Probiotic, Placebo - Infant, Newborn, Gut -Microbiota | Not applicable | Recruiting | University of Helsinki | 100 | 2025-07-17 | 2025-10-08 |
| Effects of Cranberry on Gut and Metabolic Health Cranberry beverage, Placebo beverage - Overweight/Obesity, Metabolic Syndrome | Not applicable | Recruiting | Laval University | 73 | 2025-07-07 | 2026-03-10 |
| Effectiveness of Coenzyme Q10 and Probiotics in Periodontal Therapy During Pregnancy Limosilactobacillus reuteri Prodentis®, Coenzyme Q10 Toothpaste - Pregnancy, Periodontal Disease | Not applicable | Recruiting | University of Pavia | 40 | 2025-07-01 | 2026-02-20 |
| Effect of Hifas Intima Oral on Vaginal Microbiota in Healthy Women Hifas INTIMA Oral - Vaginal Microbiota, Microbiota | Not applicable | Completed | Hifas da Terra S.L. | 30 | 2025-06-11 | 2026-07-22 |
| FILIP: Fat Intake, Inflammation and LIPids Rapeseed oil, Butter, Coconut oil - Cardiometabolic Risk Factors, Inflammation | Not applicable | Completed | Göteborg University | 25 | 2025-04-08 | 2026-02-04 |
| Impact of Dietary Intervention on Inflammation and Microbiome Composition Post-Colonoscopy Modified Plant-Based Mediterranean Diet - Colorectal Polyp, Inflammation | Not applicable | Enrolling by invitation | University of California, San Diego | 30 | 2025-03-04 | 2026-05-05 |
| Exploring Clinical Characteristics of Liver Disease Patients Based on Digestive Metabolic Exhaled Air Cirrhosis, Microbiota | Recruiting | Shanghai Zhongshan Hospital | 1000 | 2025-03-01 | 2025-05-13 | |
| MICRO-BRAIN 2024: Study on Pediatric Brain Tumors Biological samples, Fecal samples - Brain Tumor, Microbiota | Not applicable | Recruiting | Meyer Children's Hospital IRCCS | 100 | 2025-02-06 | 2026-02-18 |
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Inflammation (7) · Overweight (7) · Dysbiosis (6) · Metabolic Syndrome (6) · Obesity (6) · Colorectal Neoplasms (5) · Eczema (4) · Inflammatory Bowel Diseases (4) · Insulin Resistance (4) · Colonic Neoplasms (3) · Constipation (3) · Fibrosis (3) · Pancreatic Neoplasms (3) · Pulmonary Disease, Chronic Obstructive (3) · Anastomotic Leak (2)
Pathological Conditions, Signs and Symptoms (47) · Pathologic Processes (25) · Signs and Symptoms (24) · Digestive System Diseases (21) · Neoplasms (20) · Neoplasms by Site (20) · Gastrointestinal Diseases (13) · Body Weight (12) · Digestive System Neoplasms (12) · Intestinal Diseases (12) · Nutritional and Metabolic Diseases (12) · Colonic Diseases (10) · Female Urogenital Diseases and Pregnancy Complications (10) · Nutrition Disorders (10) · Overnutrition (10)
Probiotics (8) · Colonoscopy (3) · Defecation (3) · maltodextrin (3) · Blood Specimen Collection (2) · Control Groups (2) · Gastrointestinal Microbiome (2) · Inulin (2) · Methimazole (2) · Microbiota (2) · Propylthiouracil (2) · Adiposity (1) · Anesthetics (1) · Aspirin (1) · Azithromycin (1)
First Affiliated Hospital of Harbin Medical University (7) · Clinica Universidad de Navarra, Universidad de Navarra (3) · Laval University (3) · Asan Medical Center (2) · Chinese University of Hong Kong (2) · Fondazione Policlinico Universitario Agostino Gemelli IRCCS (2) · Göteborg University (2) · IRCCS Azienda Ospedaliero-Universitaria di Bologna (2) · International Centre for Diarrhoeal Disease Research, Bangladesh (2) · Istanbul Medipol University Hospital (2) · Karolinska Institutet (2) · Medical University of Graz (2) · Medical University of Vienna (2) · National Cancer Institute (NCI) (2) · Norwegian University of Life Sciences (2)
China (19) · United States (19) · Italy (14) · Spain (11) · France (10) · Canada (8) · Sweden (7) · Austria (4) · Switzerland (4) · Hong Kong (3) · Netherlands (3) · Norway (3) · South Korea (3) · United Kingdom (3) · Bangladesh (2)
Yunwei Wei (4) · Gabriela Arias (2) · Idoia Ibero-Baraibar, PhD (2) · Imteaz Mahmud, MBBS (2) · Ishita Mostafa, MPH, MBBS (2) · Munirul Islam, PhD, MBBS (2) · Mustafa Mahfuz, MPH, MBBS (2) · Nurun Nahar Naila, MPH, MBBS (2) · Roncesvalles Garayoa, PhD (2) · Sayeeda Haque, MPH, MBBS (2) · Tahmeed Ahmed, PhD, MBBS (2)
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2019 (1), 2023 (1), 2025 (1), R01CA253219 (1)