Clinical trials: GI Tract Disorders
Non-Alcoholic Fatty Liver Disease
Microbiome-Mediated Gut Dysfunction in Non-Alcoholic Fatty Liver Disease
This study is designed to generate the first human evidence to date on microbiota encroachment in non-alcoholic fatty liver disease.
- Trial name
- MODIFY (NCT05209100)
- Testing
- Sigmoidoscopy
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- AdventHealth Translational Research Institute
Polycystic Ovary Syndrome
The Role of Dysbiosis of Gut Microbiota in the Pathogenesis of PCOS.
Polycystic ovary syndrome (PCOS) has a significant impact on women's health, but its pathogenesis is not yet clear. Dysbiosis of gut microbiota may play a role in the pathological change of PCOS.
- Trial name
- NCT03843736
- Testing
- Lifestyle intervention, Probiotic Agent, Oral contraceptive
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Peking Union Medical College Hospital
Menopausal Syndrome, Cognitive Decline
Algal Lutein Against Decline of Intellectual Nimbleness
Lutein is a xanthophyll pigment found in photosynthesizing organisms. Its beneficial effects on health, including brain function and visual performance, have been recognized for many years.
- Conditions
- Menopausal Syndrome, Cognitive Decline, Obesity & Overweight, Menopause
- Trial name
- ALADIN (NCT07600567)
- Testing
- Lutein
- Where
- Poland
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Poznan University of Life Sciences
Irritable Bowel Syndrome, Abdominal Pain
Bifidobacterium Infantis M-63 Improves Mental Health in Irritable Bowel Syndrome Developed After a Major Flood Disaster
A 3-month study was conducted in flood victims from affected villages in the Tumpat district, Kelantan. Participants were given either probiotic, Bifidobacterium infantis M63 (M-63 group) or no probiotics (control group) for…
- Conditions
- Irritable Bowel Syndrome, Abdominal Pain, Small Intestinal Bacterial Overgrowth
- Trial name
- NCT03318614
- Testing
- Probiotics M-63, Control group
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Universiti Sains Malaysia
Microbiota
Effects of Resistant Potato Starch on the Gut Microbiota
This was a randomized, double-blind, three-arm, parallel group clinical trial, which assessed the shifts that occur in microbial populations after four weeks of supplementation with resistant potato starch (SolnulTM) at two…
- Trial name
- NCT05242913
- Testing
- Resistant Potato Starch
- Where
- Canada
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- MSP Starch Products Inc.
Parkinson's Disease (PD)
Untreated Parkinson's Disease Work-up Assessing Resident Microbiota and Duodenal Barrier Function
The UPWARD study is a prospective hypothesis-generating study in individuals with untreated Parkinson's disease (PD) and age-matched healthy controls (HCs).
- Trial name
- UPWARD (NCT07418658)
- Testing
- Invasive sampling procedures, Non-invasive sampling procedures
- Where
- Belgium
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Irritable Bowel Syndrome, Healthy Subjects
Application of Diaphragmatic Breathing in Patients With Disorders of Gut-brain Interaction
Patients with disorders of gut-brain interaction (DGBI) often present gastrointestinal symptoms that do not show noticeable irregularities in standard examinations.
- Conditions
- Irritable Bowel Syndrome, Healthy Subjects, Functional Gastrointestinal Disorders, Laryngopharyngeal Reflux
- Trial name
- NCT06205446
- Testing
- Healthy subjects : abdominal breathing, Laryngopharyngeal reflux disease subjects : abdominal breathing, Dyspepsia subjects : abdominal breathing
- Where
- Taiwan
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Buddhist Tzu Chi General Hospital
Long COVID-19 Syndrome, Long COVID Symptoms
Epigenetic Changes in Long COVID Patients
The goal of this observational study is to improve the understanding of the biological mechanisms underlying long COVID and to identify molecular biomarkers that may support its diagnosis, prognosis, and future precision medicine…
- Trial name
- ECLIPSE (NCT07757620)
- Where
- 3 sites in Italy
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Istituti Clinici Scientifici Maugeri SpA
Type 2 Diabetes
Effect of Bile Acid Sequestration on Postprandial GLP-1 Secretion, Glucose Homeostasis and Gut Microbiota
Accumulating evidence suggests that bile acids and bacteria in our intestines may constitute essential components in the complex mechanisms regulating gut hormone secretion and glucose homeostasis.
- Trial name
- NCT02061124
- Testing
- Sevelamer 1600 mg TID for 7 days
- Where
- Denmark
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University Hospital, Gentofte, Copenhagen
Multiple Sclerosis, Long Covid
Fatigue Investigation Using Digital Outcomes
This study investigates objective methods to measure and monitor fatigue in patients with post-COVID-19 condition (long COVID) and multiple sclerosis (MS), and includes a group of healthy volunteers for comparison.
- Conditions
- Multiple Sclerosis, Long Covid, Healthy
- Trial name
- FIDO (NCT07783074)
- Where
- 6 sites in Switzerland
- Volunteers
- 122 people, healthy volunteers welcome
- Sponsor
- Liliana Barrios
Appetite, Energy Intake
Appetite Regulation and Mycoprotein
The purpose of this study is to investigate the effect of eating various levels of mycoprotein (Quorn) on feelings of appetite, energy intake and levels of gut hormones in overweight volunteers.
- Trial name
- mycoprotein (NCT02053025)
- Testing
- mycoprotein, control protein
- Where
- United Kingdom
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Digestive Health, Quality of Life
Effect of a Fermented Dairy Protein With Prebiotic Fiber on GI Complaints
A positive impact of a fermented dairy protein with prebiotic fiber supplement on self-reported GI complaints and wellbeing has been suggested (Wardenaar et al. 2024).
- Trial name
- NCT06946017
- Testing
- Fermented dairy protein with prebiotic fiber supplement
- Where
- United States
- Volunteers
- 114 people, healthy volunteers welcome
- Sponsor
- Arizona State University
Plasma Cell Disorders
Gut Microbiome Studies in Patients With POEMS Syndrome and Other Plasma Cell Disorders
A Study to Evaluate Gut Microbiome with POEMS Syndrome and Other Plasma Cell Disorders
- Trial name
- Microbiome (NCT06252948)
- Testing
- Non-interventional study (observational)
- Where
- United States
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Gastroparesis
Magnetic Resonance Imaging of the Brain and Stomach in Healthy Volunteers and Gastroparesis
The study is to lay the groundwork for non invasive imaging of the GI tract and the brain gut interaction
- Trial name
- NCT04282317
- Testing
- MRI scan
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Indiana University
Healthy, Adult
Understanding Effects of Calcium on the Gut-Bone Axis
The study team is inviting 13 healthy people to complete a study to explore how calcium affects hormones and bones after eating. Participants will be asked to complete two study visits within eight weeks.
- Conditions
- Healthy, Adult, Calcium, Bone Resorption
- Trial name
- NCT06383117
- Testing
- Calcium carbonate
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Georgia
Heathly Subjects Susceptible to SARS-CoV-2 Infection
Microbiome-Based Risk Prediction of SARS-CoV-2 in Children and Families (PREDICOL)
The goal of this observational cohort study is to evaluate the association between gut microbiota composition, dietary patterns, lifestyle-related factors, and neurodevelopmental outcomes, as well as susceptibility to SARS-CoV-2…
- Trial name
- PREDICOL (NCT07717008)
- Where
- Spain
- Volunteers
- 932 people, healthy volunteers welcome
- Sponsor
- Spanish National Research Council
Gastrointestinal Disorder, Functional
PHAGE Study: Bacteriophages as Novel Prebiotics
The PHAGE study is designed to determine if a commercial prebiotic product can change the composition of bacteria in the gut for improved intestinal health.
- Trial name
- NCT03269617
- Testing
- Bacteriophage mixture
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Colorado State University
Environmental Enteric Dysfunction (EED), Malnutrition
The Maternal EED Study
Undernutrition among women of reproductive age is more common in South Asia than in any other region. In South Asia, the prevalence of maternal undernutrition varies between 10 and 40%.
- Conditions
- Environmental Enteric Dysfunction (EED), Malnutrition, Women of Reproductive Age, Gut Microbiota
- Trial name
- NCT05862363
- Testing
- Microbiota-directed balanced energy protein (MD-BEP), Ready-to-use supplementary food-balanced energy protein (RUSF-BEP), Esophagogastroduodenoscopy (EGD)
- Where
- Bangladesh
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- International Centre for Diarrhoeal Disease Research, Bangladesh
Cryptogenic Hypertransaminasemia
Patients With Cryptogenic Hypertransaminasemia
Persistent unexplained elevation of serum aminotransferases (ALT and AST) remains undiagnosed in a subset of patients despite a comprehensive diagnostic work-up.
- Trial name
- LIFT (NCT07834125)
- Where
- Italy
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Obesity, Diabetes
Calcium, Protein and Gut Hormones
Gut hormones have therapeutic potential in the prevention and treatment obesity and type 2 diabetes (T2D). Milk protein and calcium can each potentiate gut hormones following meal ingestion in humans.
- Trial name
- NCT03232034
- Testing
- Calcium Citrate, Milk Mineral Supplement, Whey Protein Hydrolysate
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Bath
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