| Not Yet Recruiting | The Effect of Oral Clostridium Butyricum on the Recurrence After Colonoscopic Resection of Colorectal Adenoma NCT07167342 | The Affiliated Hospital of Qingdao University | Phase 4 |
| Recruiting | Efficacy of Bacillus Coagulans in Alleviating Anxiety and Depression in Patients With Functional Dyspepsia NCT07187492 | Xijing Hospital of Digestive Diseases | Phase 4 |
| Recruiting | Efficacy of Clostridium Butyricum in Alleviating Anxiety and Depression in Patients With Functional Dyspepsia NCT07182890 | Xijing Hospital of Digestive Diseases | Phase 4 |
| Recruiting | Effectiveness of Coenzyme Q10 and Probiotics in Periodontal Therapy During Pregnancy NCT07029360 | University of Pavia | N/A |
| Not Yet Recruiting | Impact of Probiotics on Antibiotic-associated Diarrhea in Community-acquired Pneumonia NCT06990568 | National Health Insurance Service Ilsan Hospital | Phase 4 |
| Not Yet Recruiting | Effect of Probiotic and Synbiotic Administration on Nutritional Status in Hemodialysis Patients NCT06891105 | Mansoura University | N/A |
| Enrolling By Invitation | Effect of Use of Probiotics on Systemic Infection in Critically Ill Patients: a Double Blind, Randomized, Plac NCT07164781 | Benha University | N/A |
| Active Not Recruiting | The Influence of Probiotics on Metabolome and Heart Rate Variability in Heart Failure of Structure Heart Disea NCT06872320 | Chang Gung Memorial Hospital | N/A |
| Enrolling By Invitation | Effectiveness of Probiotics for the Prevention of Gastrointestinal Toxicity in Children With Leukemia NCT06560879 | National Institute of Pediatrics, Mexico | Phase 2 |
| Recruiting | Probiotics in Advanced Urothelial Carcinoma NCT06904573 | Sun Yat-sen University | Phase 2 |
| Recruiting | The Role of Probiotics in the Treatment of Endometriosis (ProMetrioS): a Randomised Double-blinded Placebo-con NCT06929364 | The Gut Microbiome Center (Centar za crijevni mikrobiom) | N/A |
| Completed | Evaluating the Potential of Probiotic Supplementation Sleep Quality NCT06486064 | Chi-Chang Huang | N/A |
| Not Yet Recruiting | Efficacy and Safety of Probiotics Combined With Enteric-coated Budesonide Capsules in Patients With Primary Ig NCT06528015 | Gang Xu | Phase 4 |
| Recruiting | The Effect of Survival, Response and Microbiota Change in Different Therapy Under Probiotic Supplement NCT06998823 | Chang Gung Memorial Hospital | N/A |
| Unknown | Probiotics for Gallstones in Post-bariatric Surgery Patients NCT06287931 | Shandong Linglong Yingcheng Hospital | N/A |
| Recruiting | Probiotics for Depression in Cancer Patients NCT06496438 | Aristotle University Of Thessaloniki | N/A |
| Unknown | Clinical and Microbiological Aspects of Probiotics in Non-surgical Periodontal Therapy. NCT06063226 | G. d'Annunzio University | N/A |
| Unknown | Role of Probiotics as Adjunct Therapy Along With Standard Care in Decreasing Hospital Stay and Improving Sympt NCT06323642 | Shaheed Zulfiqar Ali Bhutto Medical University | N/A |
| Active Not Recruiting | The Effect of a Multi-strain Probiotic on Acclimatization to High Altitude NCT06552806 | University of California, San Diego | N/A |
| Recruiting | Synbiotics and Fecal Microbiota Transplantation to Treat Non-Alcoholic Steatohepatitis NCT05821010 | Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) | Phase 2 |
| Completed | The Effect of Probiotics on Exercise Performance and Recovery NCT05588674 | Loughborough University | N/A |
| Completed | Effects of Probiotic Ayran on Gingivitis NCT06437925 | Cukurova University | N/A |
| Terminated | Probiotics Supplementation and Intestinal Microbiome in Neonates With Gastrointestinal Surgery NCT03266315 | University of Calgary | N/A |
| Unknown | Study the Effect of Water Kefir Consumption on the Gut Microbiome in Healthy Adults NCT05657730 | Lund University | N/A |
| Unknown | Colonoscopic Probiotics Infusion for Functional Gastrointestinal Disease NCT05366335 | First Affiliated Hospital Xi'an Jiaotong University | Phase 4 |
| Completed | Effect of Probiotics on Endurance Athletes' Microbiome at Rest and Post-race NCT05615961 | Liverpool John Moores University | N/A |
| Unknown | The Effects of Probiotics Combined With Glutamine in the Prevention and Treatment of Radiation Proctitis NCT05406882 | West China Hospital | Phase 2 / Phase 3 |
| Completed | The Effect of Oral Probiotics on Oral Hygiene and Halitosis in Orthodontic Patients. NCT05651503 | University of Athens | N/A |
| Completed | Effect of Probiotics on Oral Homeostasis During Sugar Stress NCT05073393 | University of Copenhagen | N/A |
| Completed | Effectiveness and Safety of Lactobacillus Acidophilus LA85 in Preventing Antibiotic-Associated Diarrhea NCT05974657 | Wecare Probiotics Co., Ltd. | N/A |
| Unknown | Probiotic Supplementation and Exercise Performance in the Heat NCT05389033 | Liverpool John Moores University | N/A |
| Unknown | Probiotics Regulates Skin Care in Children NCT05005611 | Chang Gung Memorial Hospital | N/A |
| Recruiting | Probiotics for Improving Post-surgical Healing NCT04903925 | University of Pisa | N/A |
| Unknown | Whether Probiotics Use in Neonate and Infant Improve Their Mother's Life Quality NCT04741971 | Buddhist Tzu Chi General Hospital | N/A |
| Completed | Use of a Selected Mixture of Probiotic Strains for Degrading Gluten During Digestion NCT05798689 | Free University of Bozen-Bolzano | N/A |
| Completed | Effect of Live Combined Bifidobacterium and Lactobacillus on Glycemic Control and Other Outcomes in Type 1 Dia NCT03556631 | Shenzhen People's Hospital | Phase 4 |
| Completed | Probiotic Effects in Type 2 Diabetes NCT07330388 | Ege University | N/A |
| Completed | Effect of Probiotics on ADHD NCT04958460 | Wang Liang-Jen | Phase 3 |
| Enrolling By Invitation | The Efficacy of 10-day and 14-day Bismuth-based Quadruple Therapy in First-line H. Pylori Eradication NCT04527055 | National Cheng-Kung University Hospital | Phase 4 |
| Completed | Nutritional Intervention for Children With ASD and/or ADHD NCT05167110 | University Rovira i Virgili | N/A |
| Completed | Effects of Probiotics on Streptococcus Mutans ve Lactobacillus Spp NCT05859646 | Didem Sakaryali Uyar | N/A |
| Completed | Double-blind Clinical Trials of Probiotic Products in Oral Health. NCT04289337 | Glac Biotech Co., Ltd | N/A |
| Completed | Super 13 Pro & Prebiotics on the Human Intestinal Microflora NCT04043000 | Cheng-Hsin General Hospital | N/A |
| Unknown | Prevention and Decolonization of Multidrug-resistant Bacteria With Probiotics NCT03967301 | Hospital Italiano de Buenos Aires | N/A |
| Completed | Psychiatric Symptoms in Employees Experiencing High Levels of Stress Before and After the Intake of Probiotics NCT04452253 | Mackay Memorial Hospital | N/A |
| Unknown | Prevention of Radiotherapy Induced Enteropathy by Probiotics (PREP) NCT03978949 | Asan Medical Center | Phase 3 |
| Unknown | Investigation of the Optimal Cocktailed Probiotics for Decolonization of Vancomycin-resistant Enterococci in H NCT03822819 | Taipei Medical University Shuang Ho Hospital | N/A |
| Active Not Recruiting | Profermin®: Prevention of Progression in Alcoholic Liver Disease by Modulating Dysbiotic Microbiota NCT03863730 | Odense University Hospital | N/A |
| Unknown | Effect of Probiotics and Prebiotics in Renal Function in Septic Acute Kidney Injury Patients NCT03877081 | Hospital Civil de Guadalajara | Phase 3 |
| Unknown | One Year Home Monitoring and Treatment of IBS Patients NCT03586622 | Nordsjaellands Hospital | N/A |
| Unknown | Study of Probiotic Potential of Lactobacillus Strains in the Upper Respiratory Tract After Nasal Spray Applica NCT03587545 | University Hospital, Antwerp | N/A |
| Completed | Gastric Acid Suppression and Probiotic Colonization NCT03327051 | Stanford University | Phase 4 |
| Completed | Probiotic Effects on the Microbe-brain-gut Interaction and Brain Activity During Stress Tasks in Healthy Subje NCT03615651 | Örebro University, Sweden | N/A |
| Completed | Adjunctive Probiotics in Chronic Periodontitis NCT03499184 | Ziauddin Hospital | N/A |
| Unknown | Lactobacillus Plantarum PS128 in Patients With Major Depressive Disorder and High Level of Inflammation NCT03237078 | Taipei Medical University WanFang Hospital | N/A |
| Completed | The Effect of Probiotics on Chronic Kidney Disease NCT03228563 | China Medical University Hospital | N/A |
| Completed | Effect of Probiotics on Nasopharyngeal Microbiome of Children With Otitis Media With Effusion NCT03277820 | University Hospital, Antwerp | N/A |
| Completed | Salt Intake and Lactobacillus Abundance NCT02971787 | Charite University, Berlin, Germany | N/A |
| Completed | Effects of Probiotic Therapy in the Treatment of Periodontitis. NCT03408548 | University of Sao Paulo | Phase 2 |
| Completed | Effect of Gut Microbiota and Fecal Inflammatory Marker on Childhood Gastroenteritis NCT03856138 | Chang Gung Memorial Hospital | — |
| Completed | Effects of Lactobacillus Coryniformis CECT5711 on Immune Response to Influenza Vaccination in Adults Over 65. NCT03167593 | Biosearch S.A. | Phase 2 |
| Completed | The Effects of Probiotic Supplementation on Markers of Muscle Damage and Performance Following Exercise Induce NCT02520583 | Texas Christian University | Phase 2 |
| Completed | Effect of a Nutritional Support System for Improving Gross Motor Function in Cerebral Palsy NCT03933709 | Anahuac University | N/A |
| Completed | Effect of Multi-species Probiotic HOWARU® Restore, on Gut Microbiota of Elderly NCT02207140 | Gabriella C. van Zanten | EARLY_Phase 1 |
| Completed | Effect of Probiotic Administration on Gut Flora Composition NCT03330678 | Sanjay Gandhi Postgraduate Institute of Medical Sciences | N/A |
| Unknown | Cognitive and Metabolic Effects of a Probiotic Supplement NCT02005003 | Uppsala University | N/A |
| Completed | LGG/BB12-pastille Study NCT01577485 | University of Turku | Phase 1 |
| Completed | Probiotics in Enteral Feeding in Critically Ill Patients NCT01792401 | University of Malaya | Phase 2 |
| Completed | the Efficacy and Safety of Probiotics eN-Lac® Capsules of Children With Perennial Allergic Rhinitis NCT01116778 | GenMont Biotech Incorporation | Phase 3 |
| Completed | Biological Modulation of Bacterial QSSMs, Innate and Adaptive Immunity by Antibiotics, Probiotics and Prebioti NCT01201577 | University of Nottingham | Phase 1 |
| Completed | A Trial on Probiotics in Preventing Hirschsprung's Disease Associated Entercolitis NCT01934959 | Tongji Hospital | EARLY_Phase 1 |