Clinical trials: Gastrointestinal Microbiota
Occasional Constipation, Gastrointestinal Health
A Clinical Trial to Investigate the Efficacy of Acacia Fiber on Gastrointestinal Health and Microbiota Composition in Healthy Adults With Occasional Constipation
The goal of this randomized blinded placebo-controlled clinical trial is to investigate the effect of low- and high-dose supplementation of Acacia fiber on gut health and microbiota composition in adults with occasional…
- Conditions
- Occasional Constipation, Gastrointestinal Health, Gut Microbiota Composition
- Trial name
- NCT07703254
- Testing
- Low-dose Acacia fiber, High-dose Acacia fiber
- Where
- Canada
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Nexira
Gastrointestinal, Microbiota Balance
The Effects of a Postbiotic Supplement on Biomarkers of Gut Health
This study is a randomized, double-blind, two-arm, placebo-controlled trial of N=80 (40/arm) apparently healthy men and women between 18 and 65 years old to be recruited at a single investigational center in Northeast Ohio (i.e.…
- Conditions
- Gastrointestinal, Microbiota Balance, Microbiota, Cortisol
- Trial name
- NCT07527286
- Testing
- Postbiotic
- Where
- United States
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- Verb Biotics LLC
Gastrointestinal Microbiota
Study on the Effects of Resistant Potato Starch on Gut Bacteria in Healthy Adults
The goal of this clinical trial is to evaluate how taking Resistant Potato Starch affects the gut microbiota compared to a placebo, in healthy adults.
- Trial name
- NCT06949631
- Testing
- Resistant Potato Starch
- Where
- Canada
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- MSP Starch Products Inc.
Infant, Newborn, Gut -Microbiota
Infant Microbiota Restoration With Maternal Microbes
The goal of this clinical trial is to test the ability of different bacterial products in restoring natural gut microbiota in C-section born infants.
- Conditions
- Infant, Newborn, Gut -Microbiota, Gut Dysbiosis, Cesarean Delivery Affecting Newborn
- Trial name
- MaMi (NCT07212361)
- Testing
- Probiotic
- Where
- 2 sites in Finland
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Helsinki
Cesarean Delivery Affecting Newborn, Obesity, Childhood
Vaginal Microbiome Seeding and Health Outcomes in Cesarean-delivered Neonates.
Neonates delivered by scheduled Cesarean Section will be randomized to receive vaginal seeding (exposing the infant to Mother's vaginal flora) or sham.
- Conditions
- Cesarean Delivery Affecting Newborn, Obesity, Childhood, Intestinal Microbiome, Microbiota
- Trial name
- NCT03298334
- Testing
- Vaginal Seeding, No Vaginal Seeding
- Where
- United States
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Microbiota, Gastrointestinal Microbiome
Assessing the Dose Response of a Lead Fiber Snack Prototype
Aim: To test the effects of a fiber-blend containing snack prototype in an escalating dose regimen (from 1 to 3 servings per day over a period of 6 weeks) on the configuration and gene content of the gut microbiota of overweight…
- Trial name
- FDR (NCT04729816)
- Testing
- Controlled, high fat/low fiber diet background diet, sequentially supplemented with an escalating dose of a fiber-blend snack food.
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Gut Microbiota, Gastrointestinal Symptoms
Mother-Infant Cohort Study in Malaysia and China
This mother-infant cohort study aims to determine the geographic differences in the microbial profiles in breast milk from mothers living in Malaysia and China that are potentially important determinants of infant development.
- Conditions
- Gut Microbiota, Gastrointestinal Symptoms, Temperament, Eczema
- Trial name
- NCT04919265
- Testing
- No intervention - mother-infant cohort study
- Where
- Malaysia
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Universiti Putra Malaysia
Probiotic, Gastrointestinal Symptoms
Probiotic Effect on Gastrointestinal Symptoms (FLORABIOTIC REFUERZO).
The goal of this randomized clinical trial is to evaluate the effect on the microbiota and the reduction in the number and/or intensity of symptoms of gastrointestinal discomfort of consuming a probiotic or placebo for 6 weeks in…
- Conditions
- Probiotic, Gastrointestinal Symptoms, Microbiota
- Trial name
- FLORABIOTIC (NCT06248177)
- Testing
- Probiotic
- Where
- Spain
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Clinica Universidad de Navarra, Universidad de Navarra
Healthy Participants, Infants
First Complementary Foods and the Infant Gastrointestinal Microbiota
This study evaluates the effect of different complementary foods on the gastrointestinal microbiota of exclusively human milk fed infants.
- Conditions
- Healthy Participants, Infants, Gastrointestinal Microbiota
- Trial name
- NCT05492253
- Testing
- Infant fruit, Infant vegetable, Infant meat
- Where
- United States
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- University of Delaware
Inflammation, Microbiota
The Role of Dietary Titanium Dioxide on the Human Gut Microbiome and Health
This proposal will quantify dietary exposure of a nano- food additive in the U.S. food supply, and determine its impact on the human gut microbiome, gut inflammation, permeability and oxidative stress.
- Conditions
- Inflammation, Microbiota, Gastrointestinal Irritation
- Trial name
- NCT05864352
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Lowell
Dehydration, Cognitive Change
The Effects of Hydration on Gut Health and Thinking
The central hypothesis is that improving hydration through increased water consumption will change the relative abundance of mucolytic bacteria found in the stool.
- Conditions
- Dehydration, Cognitive Change, Gastrointestinal Microbiota
- Trial name
- WatUP (NCT05315531)
- Testing
- Water Intake
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Illinois at Urbana-Champaign
Focus of Study; Impact of MSPrebiotic on Gastrointestinal Microbiota
Effects of MSPrebiotic on Gut Health in the Elderly
The purpose of this clinical trial is to study the effects of potato resistant starch on the microbiota (microorganisms or bacteria) and short chain fatty acids levels of the gut.
- Trial name
- NCT01977183
- Testing
- MSPrebiotic
- Where
- 2 sites in Canada
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- St. Boniface Hospital
Gut Microbiome, Gut Microbiota
Effect of Probiotics on Endurance Athletes' Microbiome at Rest and Post-race
This study is intended to investigate the use of probiotics (LAB4 probiotics, Cultech, Port Talbot, Wales, UK) and the effect this has on gastrointestinal symptoms experienced during elite long-distance triathlon (ironman)…
- Conditions
- Gut Microbiome, Gut Microbiota, Aerobic Exercise, Gastrointestinal Tract Irritation
- Trial name
- NCT05615961
- Testing
- Probiotics (Lab4 probiotics, Cultech, Port Talbot, Wales, UK)
- Where
- United Kingdom
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Liverpool John Moores University
Microbiota, Gastrointestinal Microbiome
Impact of Okara and Bio-okara Food Product on Gut and Glycaemic Health in Middle-aged and Older Adults in Singapore
This research project aims to provide the scientific findings about the beneficial effects of okara (soybean pulp) consumption on gut and glycaemic health in middle-aged and older individuals in Singapore.
- Conditions
- Microbiota, Gastrointestinal Microbiome, Blood Glucose, Aging
- Trial name
- NCT03978104
- Testing
- Okara biscuits, Bio-okara biscuits, Control biscuits
- Where
- Singapore
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- National University of Singapore
Human Microbiota, PreTerm Birth
The Reproductive Microbiome & Perinatal Health Outcomes
Pregnant African American women between 18 and 45 years of age will be enrolled at 20 weeks of gestation or less. Biological specimens (vaginal swabs, rectal swab) will be collected at enrollment, 23-24 weeks, at 28-29 weeks, and…
- Conditions
- Human Microbiota, PreTerm Birth, Human Gastrointestinal Microbiota, Metabolomics
- Trial name
- NCT02948192
- Testing
- Survey, Sample collection
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Baylor Research Institute
Gut Microbiota, Gastrointestinal Symptoms
The Effects Of HMO On The Faecal Microbiota And On Gastrointestinal Symptoms In Healthy Volunteers
The study is a randomised, placebo-controlled, double-blind, parallel, dose-finding study with healthy volunteers. A total of 100 male and female volunteers will be included.
- Trial name
- HMO-VOL (NCT01927900)
- Testing
- HMO, Glucose
- Where
- Denmark
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Glycom A/S