Clinical trials: GI Tract Disorders
PCOS- Polycystic Ovary Syndrome
The Synbiotics Effects in Polycystic Ovary Syndrome: A Randomized Controlled Trial
The goal of this clinical trial is to compare the effect of synbiotics and placebo in Thai women with polycystic ovary syndrome.
- Trial name
- PCOS (NCT06169566)
- Testing
- synbiotics
- Where
- Thailand
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Maharaj Nakorn Chiang Mai Hospital
Vegan Diet, Sarcopenia
The Effect of a 12-week Self-composed Vegan Diet With or Without Concurrent Resistance Exercise on Thigh Muscle Volume in Older Adults
Consumers are increasingly encouraged to consume more plant-based foods and lower their consumption of foods from animal origin. This shift is driven by environmental and health factors.
- Conditions
- Vegan Diet, Sarcopenia, Cardiovascular Health, Osteoporosis
- Trial name
- Vold (NCT05809466)
- Testing
- Vegan diet, Resistance exercise, Omnivorous diet
- Where
- Netherlands
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Wageningen University
Obesity
Interactions of Human Gut Microbiota With Intestinal Sweet Taste Receptors
The purpose of this study is to collect data to examine whether short-term consumption of non-caloric artificial sweeteners (NCASs), such as saccharin, can lead to changes in blood sugar levels and in the composition of the…
- Trial name
- ISTAR-micro (NCT03032640)
- Testing
- Oral Glucose Tolerance Test (OGTT), Assessment of dietary compliance, Stool sampling
- Where
- United States
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- AdventHealth Translational Research Institute
Healthy, Irritable Bowel Syndrome
Effect of Serotonergic Stimulation on the Gut-brain Axis
Selective serotonin reuptake inhibitors increase the level of serotonin. This study will use functional magnetic resonance imaging to examine how subjects with, and without, irritable bowel syndrome patients respond to…
- Trial name
- NCT03920410
- Testing
- serotonergic stimulation, no serotonergic stimulation
- Where
- Sweden
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Örebro University, Sweden
Obesity (Disorder), Morbid Obesity
Chrono-ALIGN: A Chronotype-Based Chrono-Nutrition Intervention in Post-Bariatric Patients
This randomized controlled trial will evaluate the impact of chrono-nutrition, a dietary approach that aligns meal timing with the body's circadian rhythms, on weight change, metabolic outcomes, appetite, and gut microbiota in…
- Conditions
- Obesity (Disorder), Morbid Obesity, Bariatric Sleeve Gastrectomy, Meal Time
- Trial name
- Chrono-ALIGN (NCT07324044)
- Testing
- Standard Post-Bariatric Care (Control), Early Time-Restricted Eating (eTRE), Chronotype-Based Chrono-Nutrition (CB-CN)
- Where
- Saudi Arabia
- Volunteers
- 246 people, healthy volunteers welcome
- Sponsor
- King Saud University
Cardiovascular Disease
Farmed Fish Human Intervention Study
Consumption of fish can help to prevent cardiovascular disease. The precise way in which fish is beneficial is not fully understood.
- Trial name
- FISHDISH (NCT01916434)
- Testing
- High PUFA Salmon Fillets, Sustainable PUFA salmon, No salmon
- Where
- United Kingdom
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- University of Aberdeen
Colorectal Neoplasms
Study of Fecal Bacteria in Early Diagnosis of Colorectal Cancer
The aim of the study is to identify and verify one or more gut bacteria of which the abundance in feces may help to early diagnosis colorectal cancer.
- Trial name
- NCT02845973
- Testing
- gut microbiota
- Where
- China
- Volunteers
- 1,325 people, healthy volunteers welcome
- Sponsor
- Shanghai Jiao Tong University School of Medicine
Diabetes Mellitus, Non-alcoholic Fatty Liver Disease
Transplantation of Microbes for Treatment of Metabolic Syndrome & NAFLD
Non-alcoholic fatty liver disease (NAFLD) occurs when excess fat is deposited in the liver. Almost all patients also have obesity and insulin resistance (the inability of the body to effectively use insulin).
- Trial name
- FMT (NCT02496390)
- Testing
- Autologous, Allogeneic
- Where
- Canada
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Negative Symptom, Schizophrenia
Study on the Gut Microbial Mechanism of Negative Symptoms of Schizophrenia
Negative symptoms are one of the five-dimensional symptoms of patients with schizophrenia, and medications are not effective in treating negative symptoms.
- Conditions
- Negative Symptom, Schizophrenia, Amisulpride, Gut Microbiomes
- Trial name
- NCT04533724
- Testing
- Amisulpride
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Shanghai Mental Health Center
Taste Disorder, Secondary, Sweet
Role of the Gut Sweet Taste Receptor in the Secretion of Satiation Peptides
The purpose of this study is to determine the functional significance of sweet taste receptors in the secretion of gastrointestinal (GI) satiation peptides by using a specific sweet taste receptor antagonist to block sweet taste…
- Trial name
- NCT01302574
- Testing
- lactisole
- Where
- Switzerland
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Obesity, Diabetes
Calcium-protein Co-ingestion and Gut Hormones
Gut hormones have therapeutic potential in the prevention and treatment obesity and type 2 diabetes (T2D). Rodent evidence suggests that calcium may potentiate the effects of protein ingestion on gut hormone secretion.
- Trial name
- NCT03370497
- Testing
- Milk Mineral Supplement, Whey Protein Hydrolysate
- Where
- United Kingdom
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of Bath
Metabolically Healthy Obesity
Gut, Immune, and Vascular Health in Metabolically Healthy Obesity
The investigators seek to better understand how a single high-fat meal impacts gut, immune, and vascular outcomes in individuals with "metabolically healthy obesity" (obesity and largely normal cardiometabolic profile) and…
- Trial name
- NCT07559227
- Testing
- Inulin Supplementation, High-fat meal
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Ball State University
Overweight, Insulin Resistance
Wheat Germ Supplementation Will Improve Markers of Gut Health, Inflammation, and Insulin Resistance in Overweight Adults
The objective of this pilot study is to determine the effects of wheat germ (WG) supplementation on gut health and subsequent effects on markers of inflammation and insulin resistance in overweight individuals.
- Conditions
- Overweight, Insulin Resistance, Inflammation
- Trial name
- NCT03989882
- Testing
- Wheat germ energy ball, Control
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Oklahoma State University
Allergic Rhinitis
Probiotics Improve Adult Allergic Rhinitis and Regulate Gut Microbiota
Assessing the clinical efficacy of weizmannia coagulans BC99 in alleviating allergic rhinitis symptoms, improving gut microbiota, and reducing adverse reactions in patients.
- Trial name
- NCT06885346
- Testing
- Probiotic
- Where
- China
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Wecare Probiotics Co., Ltd.
Sleep Deprivation
Study on the Mechanism of Central Obesity Induced by Sleep Restriction and the Therapeutic Effect of n-3 Polyunsaturated Fatty Acid: a Randomized, Double-blind, Placebo-controlled Trial (COSPA Study)
This randomized, double-blind, placebo-controlled trial aims to investigate whether n-3 polyunsaturated fatty acid (PUFA) supplementation attenuates abdominal visceral fat accumulation induced by experimental sleep restriction.
- Trial name
- NCT07897097
- Testing
- n-3 PUFA Supplementation, Experimental Sleep Restriction
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Beijing Anzhen Hospital
Spinal Cord Injuries
Gut Peptides and Bone Remodeling in Individuals With Spinal Cord Injury
Both GLP-2 and GIP reduce bone resorption (measured as CTX) in healthy persons. In this study, we will investigate whether GLP-2 and GIP is reducing CTX in individuals with spinal cord injury.
- Trial name
- NCT05181150
- Testing
- Meal test, GIP, GLP-2
- Where
- Denmark
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
PYY, Ghrelin
The Effect of Breakfast With Different Macronutrient Composition on PYY, Ghrelin, GLP-1,Glucose Level, VAS for Hunger, VAS for Satiety and Ad Libitum Intake 4 Hours After Breakfast in Obese Women
Gut hormones, such as PYY and ghrelin, are associated with appetite control and obesity. Protein is thought to be the most satieting nutrient and could affect production of several gut hormones.
- Conditions
- PYY, Ghrelin, Appetite, Gut Hormones
- Trial name
- NCT03697486
- Testing
- diet with different composition
- Where
- Indonesia
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Universitas Indonesia
Microbiota
Gut Microbiota in Chronic GI Diseases
The study involves characterizing the microbiota of patients with IBS, functional diarrhea, IBD, severe motility disorders and celiac disease.
- Trial name
- ChronicGI (NCT06532110)
- Testing
- Endoscopy/Colonoscopy
- Where
- Canada
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- McMaster University
Impaired Glucose Tolerance
Sucralose, Stevia, Gut Microbiome and Glucose Metabolism
This study will determine the influence of two non-caloric sweeteners on glucose metabolism via the gut microbiome in adult men and women.
- Trial name
- NCT02800707
- Testing
- Sucralose, Stevia
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Binge Drinking
The Brain, the Bug, and the Binge: the Interplay Between Binge Drinking, Gut Microbiota, and Brain Functioning
Adolescence and youth are periods of significant maturational changes which seems to involve greater susceptibility to disruptive events in the brain such as binge drinking (BD).
- Trial name
- NCT05946083
- Testing
- Inulin Intervention, Maltodextrin Intervention
- Where
- Portugal
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- University of Minho
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