Clinical trials: Healthy Gut Microbiota
Intestinal Flora
A Probiotic That Improve Intestinal Flora
Purpose: to verify the physiological properties of Lactobacillus rhamnosus LRa05. Bacterial count:100 billion Test Objective: to test and collect the changes of intestinal flora before and after the daily use of LRa05 product.
- Trial name
- NCT06103240
- Testing
- Lacticaseibacillus rhamnosus LRa05
- Where
- China
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Wecare Probiotics Co., Ltd.
Anorexia Nervosa, Healthy Volunteer
Food Intake and IgA Microbiota in Anorexia Nervosa
Anorexia nervosa is characterized by intestinal dysbiosis, related to the feeding behavior impairment presented by these patients.
- Trial name
- AAMIAM (NCT05842343)
- Testing
- Stool sample, Food intake evaluation
- Where
- France
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Endometriosis, Bacterial Vaginosis
Effects of a Multi-strain Oral Probiotic on the Vaginal Microbiota Composition in Healthy Women and Women with Endometriosis
Endometriosis is a chronic inflammatory disease affecting approximately 10-15% of reproductive age women, and, in recent years, an association between this pathology and dysbiosis, either involving the gut or the genital…
- Conditions
- Endometriosis, Bacterial Vaginosis, Healthy Volunteer
- Trial name
- NCT06592976
- Testing
- Multi-strain Oral Probiotic (CDS22-formula)
- Where
- Italy
- Volunteers
- 123 people, healthy volunteers welcome
- Sponsor
- University of Roma La Sapienza
Gut Microbiota, Adiposity
Effect of a Synbiotic on the Gut Microbiota and Adiposity-related Markers in Healthy Overweight Subjects
The purpose of this study is to investigate the effects of a synbiotic (ProSynbiotic) on the gut microbiota composition, body composition and adiposity-related genes and metabolic markers in healthy overweight adult subjects.
- Trial name
- NCT02151825
- Testing
- Synbiotic
- Where
- United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Texas State University, San Marcos
Microbiome Dysbiosis, Gut Health
Colon-delivered Riboflavin and Gut Microbiota Composition
Recent studies suggest B-vitamins such as riboflavin to possess prebiotic-like effects. However, there is still a lack of understanding of the exact host health benefits vs. conventional systemically available vitamin forms.
- Trial name
- CONCOL (NCT07093463)
- Testing
- Colon-delivered riboflavin, Conventional riboflavin, Microcrystalline Cellulose
- Where
- Germany
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- dsm-firmenich Switzerland AG
Substance Use Disorder (SUD), Alcohol Use Disorder (AUD)
Metabolome and Gut Microbiome Changes During Smoking Cessation in Long-term Drug Therapy in a Therapeutic Community
Theoretical Framework: Cigarette smoking is the leading preventable cause of death worldwide, with nicotine dependence notably common among individuals with Substance Use Disorders (SUD).
- Conditions
- Substance Use Disorder (SUD), Alcohol Use Disorder (AUD), Nicotine Addiction, Healthy Adult Participants
- Trial name
- NCT06803706
- Testing
- 6-weeks CBT smoking cessation programme, Long-term drug therapy within a therapeutic community
- Where
- 3 sites in Austria
- Volunteers
- 97 people, healthy volunteers welcome
- Sponsor
- Sigmund Freud PrivatUniversitat
Overweight
Influence of a Food Supplement on the Gut Microbiome in Healthy Obese Women
Before and after study in obese women 25-35 years old, BMI 30-35, taking Strath® Kräuterhefe Original (liquid), Herbal Yeast Food Supplement for three weeks.
- Trial name
- NCT03223987
- Testing
- Strath® Kräuterhefe Original (liquid)
- Where
- Switzerland
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Bio-Strath AG
Flatulence
Effect of Diet on Intestinal Gas Production and Evacuation in Healthy Subjects and Flatulent Patients
Background Some patients complain of excessive evacuation, which may become socially disabling (Azpiroz F \& Malagelada J-R, 2005).
- Trial name
- NCT01291446
- Testing
- High flatulogenic diet
- Where
- Spain
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Hospital Universitari Vall d'Hebron Research Institute
Healthy
Gut Microbiome Pill
The purpose of this study is to evaluate the safety and efficacy of a 3D-printed ingestible pill designed to sample microbiota from the GI tract, focusing on the ability to collect data also from the small intestine.
- Trial name
- NCT07243756
- Testing
- 3D-printed ingestible pill
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Healthy
Infant Microbiota and Probiotic Intake Study
The purpose of this study is to determine if supplementing healthy term infants delivered by C-section or vaginal delivery who only consume breastmilk with a probiotic for 21 consecutive days increases levels of bacteria in…
- Trial name
- IMPRINT (NCT02457338)
- Testing
- Bifidobacterium
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of California, Davis
Human Microbiome
Microbiome Composition Changes on 4 Week Gluten-free Diet Challenge
Changes in the gut microbiomes of healthy volunteers who followed a gluten-free diet (GFD) for four weeks were studied. Per participant, nine stool samples were collected: one at baseline, four during the GFD period, and four…
- Trial name
- NCT02731976
- Testing
- Dietary intervention
- Where
- Netherlands
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University Medical Center Groningen
Healthy
Prebiotic Properties of Phenolic Compounds
Gas evacuated per anus originates by-and-large in the colon, where unabsorbed meal residues are fermented by colonic bacteria. Within subjects, gas output varies in relation to the diet.
- Trial name
- NCT05197218
- Testing
- Prebiotic
- Where
- Spain
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Hospital Universitari Vall d'Hebron Research Institute
Preterm Birth, Low Birth Weight
Description and Comparison of Biological Vulnerability in Small Vulnerable Newborns Versus Healthy Community Controls in Urban Burkina Faso
The aim of the DenBalo study is to apply integrated multi-omics methods to examine the biological mechanisms underlying this vulnerability in Small Vulnerable Newborns (SVNs) in LMICs, with the ultimate goal of identifying…
- Conditions
- Preterm Birth, Low Birth Weight, Small for Gestational Age at Delivery
- Trial name
- DenBalo (NCT05730569)
- Where
- Burkina Faso
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- University Ghent
Gut Microbiota Modulation
The Role of Probiotic LH76 in Human Gut Health
This study aims to evaluate the safety and efficacy of the probiotic LH76 as a dietary supplement in healthy adults. The research will assess its effects on gut microbiota composition, intestinal health, and immune function…
- Trial name
- NCT06875375
- Testing
- probiotic LH76
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Wecare Probiotics Co., Ltd.
Gastrointestinal Microbiome
Gastrointestinal Tract Microbiome in Healthy Term Infants Receiving Mother'S-own Breast Milk or Cow's Milk-based Infant Formulas
This clinical trial will compare stool and oral microbiome composition between infants fed breast milk or one of two infant formulas for a 60 day feeding period.
- Trial name
- NCT04059666
- Testing
- Investigational, Control
- Where
- 5 sites in United States
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Mead Johnson Nutrition
Aged, Healthy
Low Grade Inflammation, Gut Microbiota and Barrier Function in Elderly Humans
Cardiovascular diseases (CVD) are the main cause of death in the European Union. A large part of the aging process, including immunosenescence, is explained by an imbalance between inflammatory and anti-inflammatory networks…
- Trial name
- NCT01218165
- Testing
- Probiotic drink, Control Group
- Where
- Germany
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Charite University, Berlin, Germany
Ulcerative Colitis (UC)
Impact of the Novel UC-TREAT Diet on the Gut Microbiome and Its Acceptability in Healthy Adults and Adults With Quiescent Ulcerative Colitis
This will be an open-label dietary intervention study recruiting both healthy adults (≥16y) and adults with quiescent Ulcerative Colitis (UC).
- Trial name
- UC-TREAT (NCT06998277)
- Testing
- Dietary therapy
- Where
- United Kingdom
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University of Glasgow
Rheumatoid Arthritis, Parkinson Disease
Deciphering the Impact of Exposures From the Gut Microbiome-derived Molecular Complex in Human Health and Disease
The ExpoBiome project will analyze the impact of fasting on patients with Parkinsons's Disease (PD) or rheumatoid arthritis (RA) on a clinical level as well as the effect of fasting on their immune system and gut microbiota.
- Conditions
- Rheumatoid Arthritis, Parkinson Disease, Healthy
- Trial name
- ExpoBiome (NCT04847011)
- Testing
- Fasting
- Where
- 2 sites in Germany
- Volunteers
- 183 people, healthy volunteers welcome
- Sponsor
- Andreas Michalsen
Healthy
Effects of the Short-Chain Fatty Acids-Targeted Dietary Interventions on the Selected Autonomic Functions in Humans
Recent data feature short-chain fatty acids (SCFAs), products of gut microbial fermentation, as modulators of the blood pressure of the host.
- Trial name
- NCT06851039
- Testing
- Potato starch supplementation, Sodium butyrate supplementation, Accessible starch supplementation
- Where
- Poland
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Wroclaw Medical University
Infant Development, Healthy
Prebiotic EffecT InfanTs
The study aims to confirm the effectiveness of chicory-derived prebiotic inulin-type fructans on stool consistency in infants.
- Conditions
- Infant Development, Healthy, Diet, Healthy
- Trial name
- PETIT (NCT04791956)
- Testing
- Prebiotic
- Where
- 2 sites in Spain
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Beneo-Institute