Clinical trials: Gut-brain Axis
IBS - Irritable Bowel Syndrome
Personalized Therapy of Long-term Low FODMAP in IBS Treatment: Role of Mobile Application and "Microbiota-gut-brain" Axis
The purpose of this study is to evaluate the effectiveness of a mobile application (app) in helping clinicians and dietitians provide personalized low-FODMAP diet (LFD) therapy for patients with Irritable Bowel Syndrome (IBS).
- Trial name
- NCT07543354
- Testing
- AI-assisted Mobile Application for Low-FODMAP Diet, LFD booklet group
- Where
- Taiwan
- Volunteers
- 200 people
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Irritable Bowel Syndrome
Effect of Menstrual Cycle on Central Nervous System (CNS) Processing of Gut Stimuli in Irritable Bowel Syndrome (IBS) and Control
The hypothesis of the study is that women perceive intestinal stimulation (rectal balloon distention) differently in different phases of the menstrual cycle, i.e there is an effect of hormones on the sensory pathway, and that…
- Trial name
- NCT00219531
- Testing
- perception of rectal balloon distention
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Penn State University
Depression, Depression Disorder
GynMDD Add-On to Supportive Psychotherapy in Mild to Moderate Depression
The goal of this clinical trial is to learn whether the dietary supplement GynMDD, when taken as an add-on to supportive psychotherapy, can improve symptoms of mild to moderate depression in adults aged 18 to 65.
- Conditions
- Depression, Depression Disorder, Depression in Adults
- Trial name
- SWING (NCT07416747)
- Testing
- GynMDD
- Where
- France
- Volunteers
- 168 people
- Sponsor
- Fondation FondaMental
Stress, Constipation
The Effects Of Probiotics On Stress Among Healthy Adults From Umm Al-Qura University At Makkah
The goal of this clinical trial is to study the effects of probiotic supplementation on stress levels and bowel habits in healthy Saudi adults for both males and females.
- Conditions
- Stress, Constipation, Anthropometry, Bowel Disease
- Trial name
- NCT06464484
- Testing
- Probiotics (Lactobacillus rhamnosus GG (ATCC 53103)
- Where
- Saudi Arabia
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- Umm Al-Qura University
Brain Injuries
The Gut-Brain Axis During Neurorehabilitation; Prebiotic Treatment to Alter the Gut Microbiome and Neurologic Symptoms
The aim of this study is to characterize the microbiome of patients undergoing post-acute residential neurorehabilitation compared to community controls and to determine if a dietary fiber, Inulin, can create a shift in the…
- Trial name
- NCT06607523
- Testing
- Inulin
- Where
- United States
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- The University of Texas Medical Branch, Galveston
Perinatal Depression, PerinatalAnxiety
Perinatal Depression & Anxiety (PDA) and Maternal Gut Microbiome
Perinatal depression and anxiety (PDA) are the leading causes of maternal mortality in developed countries. Women with a history of depression have a 20 fold higher risk of PDA at subsequent pregnancies.
- Trial name
- NCT06074250
- Testing
- Fish oil, Probiotics, Prebiotics
- Where
- Canada
- Volunteers
- 100 people
- Sponsor
- The Canadian College of Naturopathic Medicine
Healthy
Dietary Fiber, Microbiota and Cognitive Function in Healthy Adults
Dietary fiber is well-known for its many health benefits, including the support of gastrointestinal, metabolic, and mental health.
- Trial name
- FOCUS (NCT04951674)
- Testing
- High fiber diet, Control diet
- Where
- Ireland
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University College Cork
Obsessive-Compulsive Disorder, Tic Disorder
Pathogenesis of Pediatric Obsessive-compulsive Disorder: Based on the Microbiota-gut-brain Axis
This study aims to investigate the characteristics of the microbiota-gut-brain axis in pediatric patients with obsessive-compulsive disorder (OCD) through performing an integrated analysis of gut microbiota, serum metabolomics…
- Trial name
- NCT06754319
- Where
- China
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Shanghai Mental Health Center
Rehabilitation, Stroke
Nature-based Therapies in Stroke Rehabilitation
Stroke rehabilitation patients are subjected to additional nature-based therapies during a rehabilitation ward period.
- Trial name
- NCT05898542
- Testing
- Nature-based therapy
- Where
- Finland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Joint Authority for Päijät-Häme Social and Health Care
Stress, Cognition
Probiotic Intervention for Stress and Cognition
The effect of probiotics on stress and cognitive function in healthy adults with moderate stress
- Trial name
- NCT04931082
- Testing
- Probiotics
- Where
- Ireland
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Probi AB
Stress Physiology
Prebiotic and Probiotic Modulation of the Gut Microbiota-gut-brain Axis During Acute Stress
Emerging evidence supports the existence of a microbiota-gut-brain axis through which gut microbes influence cognition, mood and behavior.
- Trial name
- NCT05392556
- Testing
- Probiotic, Prebiotic
- Where
- United States
- Volunteers
- 73 people, healthy volunteers welcome
- Sponsor
- United States Army Research Institute of Environmental Medicine
Healthy
Modulation of the Gut-brain Axis by Cranberries: Impact on University Students' Mental Wellbeing
In this work, the investigators will assess whether cranberry (poly)phenols improve mood disorders including stress, anxiety and depression via the gut-brain axis in university students.
- Trial name
- CM (NCT05260346)
- Testing
- Cranberry juice
- Where
- United Kingdom
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- King's College London
Obesity, Metabolic Syndrome
Rutazyme Lemon Fermented Product Capsules for Metabolic Function in Adults With Obesity
This study evaluates whether a fruit- and vegetable-based fermented product (Rutazyme® lemon fermented product) taken as a capsule can improve metabolic health in adults with obesity.
- Trial name
- NCT07540949
- Testing
- Rutazyme® Lemon Fermented Product Capsule
- Where
- Taiwan
- Volunteers
- 40 people
- Sponsor
- National Taiwan Sport University
ADHD
Improving ADHD Symptoms and Quality of Life Through Diet
The goal of this randomised controlled trial is to evaluate whether a specific dietary intervention can reduce core symptoms of Attention-Deficit/Hyperactivity Disorder (ADHD) in adults aged 18 to 50 years.
- Trial name
- ADAPT (NCT07376746)
- Testing
- Combined diet
- Where
- Ireland
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University College Cork
Cognition Function, Mild Depression
Effect of Probiotic on Cognitive Function
The goal of this clinical trial is to learn if daily single-strain probiotic supplementation (Lactobacillus plantarum) works to improve cognitive function and depressive symptoms in Egyptian women aged 50-64 years with mild…
- Trial name
- NCT07776145
- Testing
- Lactobacillus plantarum
- Where
- Egypt
- Volunteers
- 88 people
- Sponsor
- Cairo University
Emotions, Stress
The Role of Short Chain Fatty Acids in Microbiota-gut-brain Axis
The role of short chain fatty acids (SCFA) in the microbiota-gut-brain axis is examined in a sample of healthy volunteers. SCFA are the major products of bacterial fermentation of dietary fiber in the colon, and are hypothesised…
- Conditions
- Emotions, Stress, Fear
- Trial name
- SCFA-AP (NCT03688854)
- Testing
- SCFA mixture
- Where
- Belgium
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- KU Leuven
Parkinson Disease
Impact of C-Mill Rehabilitation on the Gut-Brain Axis in Parkinson's Disease
The GM-REHAB-2025 study aims to evaluate the impact of physiotherapy interventions using the C-Mill treadmill, with and without semi-immersive virtual reality, on gut microbiota and metabolic parameters in patients with…
- Trial name
- NCT07434089
- Testing
- C-Mill technology treadmill equipped with semi-immersive VR, C-Mill treatment without semi-immersive virtual reality (VR), Conventional physiotherapy training
- Where
- Italy
- Volunteers
- 60 people
- Sponsor
- IRCCS Centro Neurolesi Bonino Pulejo
Hypertension, Resistant to Conventional Therapy
Antihypertensive Mechanisms of Minocycline in Resistant Hypertension
The goal of this clinical trial is to learn about the mechanisms by which minocycline effect blood pressure in individuals with treatment-resistant hypertension.
- Trial name
- NCT06246396
- Testing
- Minocycline Hydrochloride
- Where
- United States
- Volunteers
- 120 people
- Sponsor
- University of Florida
Sleep, Gut Microbiome
Impact of Nutritional Supplementation on Sleep Quality and Gut Microbiome Composition in Older Adults
The aim of this study is to assess the impact of 5-hydroxytryptophan (5-HTP) supplementation on sleep quality and gut microbiome composition in older adults with normal cognition vs.
- Trial name
- NCT04078724
- Testing
- 5-HTP, Without 5-HTP
- Where
- 2 sites in Singapore
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- National University of Singapore
Depression
Mediterranean Diet and the Microbiota Gut Brain Axis in Major Depression
The purpose of this study is to assess the efficacy of a Mediterranean diet on the function of the vagal nerve in patients with depression.
- Trial name
- MeDiVa (NCT04772651)
- Testing
- Mediterranean Diet, Normal hospital diet, dietary coaching
- Volunteers
- 108 people
- Sponsor
- Medical University of Graz