Clinical trials: Gut Microbiota
Fecal Microflora in the Formula Fed Premature Infant
The Impact of Oligosaccharides and Bifidobacteria on the Intestinal Microflora of Premature Infants
The purpose of this study is to see whether dietary supplements can change the germs in the intestines of premature infants to be more like those of healthy breast fed term babies.
- Trial name
- NCT00810160
- Testing
- ProlactPlus, GOS galacto-oligosaccharides, Bifidobacterium infantis
- Where
- United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- University of California, Davis
Endotoxemia, Inflammation
Short-Chain Fatty Acids in Lypopolysaccharide-Induced Inflammation and Executive Function
Short-chain fatty acids (SCFAs) are substances produced by gut bacteria when they ferment dietary fiber. They can act as signals between the gut and the brain and may help regulate the body's immune and stress responses.
- Conditions
- Endotoxemia, Inflammation, Executive Function (Cognition)
- Trial name
- NCT07713641
- Testing
- Short-Chain Fatty Acid Colon-Delivery Capsules, Lipopolysaccharide (LPS)
- Where
- Belgium
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Gastrointestinal Symptoms
The Effect of Probiotics on GI Symptoms
A double-blind randomized, placebo-controlled study will be performed with experienced endurance athletes to assess the effect of probiotics supplementation on the occurrence and intensity of the gastrointestinal symptoms, on…
- Trial name
- WHOMLF (NCT03959722)
- Testing
- Ecologic® PERFORMANCE
- Where
- Netherlands
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Karlijn te Poele
Obesity
Defining the Role of the Gut Microbiome in Mediating the Effects of Obesity on Intestinal Stem Cells
New studies are revealing how a high-fat diet could be making the cells of the intestinal lining more likely to become cancerous.
- Trial name
- NCT02863029
- Testing
- Flexible Sigmoidoscopy
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Diet Habit
Chestnut Consumption on Modulation of Gut Microbiota and Metabolic Parameters
The chestnut tree (Castanea sativa Mill.) is a species widely cultivated in Portugal, which is a major producer of chestnuts. Nuts are nutritionally interesting, not only because of their content of vitamins, minerals, and…
- Trial name
- CULTIVAR (NCT05705960)
- Testing
- Chestnut
- Where
- Portugal
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Universidade Nova de Lisboa
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.
Cardiometabolic Risk, Weight Loss
Effects of Caloric Restriction and Exercise on Body Weight, Immune Function, and Intestinal Flora
The purpose of this study is to estimate the effects of caloric restriction and exercise on body weight, cardiovascular metabolic markers, immune function, and intestinal flora among college students, as well as the underlying…
- Conditions
- Cardiometabolic Risk, Weight Loss, Immune System, Intestinal Microbiome
- Trial name
- NCT04275440
- Testing
- Exercise, Caloric restriction
- Where
- China
- Volunteers
- 195 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
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
Gut Microbiome, Healthy Donors
Investigating the Impact of the Seaweed Derived Food Additive, Carrageenan, on the Human Gut Microbiome
The goal of this study is to investigate whether a seaweed derived food additive, carrageenan, has an impact on the human gut microbiome in vivo.
- Trial name
- NCT06738329
- Testing
- Carrageenan gummy sweet, Carrageenan and inulin gummy sweet
- Where
- United Kingdom
- Volunteers
- 99 people, healthy volunteers welcome
- Sponsor
- University of Reading
Exercised Induced Asthma, Asthma
The Effects of Prebiotics on Gut Bacterial Parameters, Immune Function & Exercise-Induced Airway Inflammation.
The current study aims to explore the role of prebiotic supplementation in adults with and without Asthma/Exercise-Induced Bronchoconstriction (A/EIB).
- Trial name
- NCT02872675
- Testing
- HOST-DM059, Maltodextrin
- Where
- United Kingdom
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Nottingham Trent University
Fetal Growth Restriction, Gut Microbiota
Gut Microbiota, SCFAs and Glucolipid Metabolism in Pregnant Women With Abnormal Fetal Size and Their Newborns
Abnormal fetal size includes fetal growth restriction and fetal macrosomia. Onset is closely related to maternal nutrition metabolism.
- Conditions
- Fetal Growth Restriction, Gut Microbiota, Fetal Macrosomia, Glucolipid Metabolism
- Trial name
- NCT04399434
- Testing
- test gut microbiota, SCFAs and glucolipid metabolism and insulin sensitivity
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital of Wenzhou Medical University
Composition and Function of the Gut Microbiota Post Intervention, Metabolic and Inflammatory Variables Post Intervention
Intermittent Fasting and Exercise: Effects on Gut Microbiota, Body Composition and Inflammation.
Obesity and overweight affect around 2 billion people worldwide. Despite the growing prevalence, the treatment of obesity is still an obscure field and the impacts of this disease on the clinical and public health perspective are…
- Trial name
- NCT05237154
- Testing
- Intervention with intermittent fasting., Intervention with high-intensity interval training.
- Where
- 2 sites in Brazil
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Signs and Symptoms, Digestive
Fermented Milk Drink on Human Intestinal Microflora
Fermented milk is a popular drink. Recent studies revealed that some fermented milk containing some strains of lactic acid bacteria have health-promoting effects through improvement of the intestinal microflora and modulation of…
- Trial name
- NCT00822328
- Testing
- Yakult®300, Lactobacillus casei strain Shirota
- Where
- Taiwan
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cheng Hsin Rehabilitation Medical Center
Healthy
A Clinical Study to Assess the Effect of Increasing Intake Amounts of Two Novel Glycans on the Gut Microbiota of Healthy Subjects
This exploratory, randomized, open label study aims to explore the safety, tolerability, pharmacokinetics, and effects of increasing intake amounts of two novel glycans on the gut microbiota of healthy subjects.
- Trial name
- NCT04619875
- Testing
- KB5, SG1, Lactulose
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Kaleido Biosciences
Breast Feeding, Human Microbiome
Human Milk and Infant Intestinal Microbiome Study
This study will explore the effects of skin-to-skin contact (SSC) between mothers and their babies on the infant intestinal microbiome, the maternal skin microbiome and the breast milk microbiome.
- Trial name
- NCT03181269
- Testing
- Intervention education
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Simvastatin Pharmacokinetics and Gut Microbiome
Evaluate the Effects of the Environmental Change in Intestine by Antibiotics on the Pharmacokinetic Characteristics of Simvastatin in Healthy Male Volunteers
This phase 1 clinical trial is to evaluate the effects of the environmental change in intestine by antibiotics on the pharmacokinetic characteristics of simvastatin in healthy male volunteers.
- Trial name
- NCT03403972
- Testing
- Vancomycin 250Mg Capsule
- Where
- South Korea
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Healthy Volunteers, Young Adult
The Impact of Selected Probiotic Bacteria on Gut Microbiota, Stress Indicators and Nutritional Status of Young Adults
Research on probiotic supplementation in the prevention and treatment of depressive and anxiety disorders and stress coping skills has been conducted for many years.
- Conditions
- Healthy Volunteers, Young Adult, Women
- Trial name
- PROBASTRESS (NCT06860581)
- Testing
- Intervention (Sanprobi®Stress)
- Where
- Poland
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Poznan University of Life Sciences
Restless Legs Syndrome (RLS)
Study on the Mechanism of Gut Microbiota Mediating Restless Legs Syndrome Through Iron Metabolism
The goal of this observational study is to collect fecal and serum samples from patients with restless legs syndrome (RLS) and healthy controls for differential microbiota analysis to identify key bacterial species involved in…
- Trial name
- NCT07307482
- Testing
- Not applicable- observational study
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Wenxia Jiang
Functional Gastrointestinal Disorders
Intervention Study Focused on the Intestinal Microbiome to Evaluate the Impact of a Wild Thyme Extract (Thymus Serpyllum) Extract With Anti-inflammatory and Metabolic Properties Against Functional Gastrointestinal Disorders.
Functional gastrointestinal disorders (FGD), now known as disorders of gut-brain interactions (DGBI), are characterized by gastrointestinal symptoms linked to motility issues, visceral sensitivity, intestinal permeability, immune…
- Trial name
- InT-FGD (NCT06639126)
- Testing
- Wild thyme extract
- Where
- Spain
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Fundación Pública Andaluza para la Investigación Biomédica Andalucía Oriental
Healthy
Lacticaseibacillus Rhamnosus GG Pili Study
The aim of this study was to investigate the host-microbe interaction effects of various Lacticaseibacillus rhamnosus GG strains, with different binding capacities to the mucus in the small intestine, in healthy individuals
- Trial name
- NCT05461443
- Testing
- Probiotic
- Where
- Sweden
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Örebro University, Sweden
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