Clinical trials: Microbiome Composition
Plant-based Milk, Gastrointestinal Microbiome
Study the Effect of Plant-based Beverage Consumption on the Gut Microbiome in Healthy Adults
The goal of this intervention study is to analyse the microbiota composition after the plant-based beverage consumption. The main questions are to evaluate if the plant-based beverage can have a beneficial effect on the gut…
- Trial name
- NCT07730229
- Testing
- plant-based beverage
- Where
- Sweden
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Lund University
Colonization, Asymptomatic, Probiotic Intervention
Probiotic in Fruit Snack
The aim of this study is to investigate whether a fruit snack containing probiotic ''Lactobacillus rhamnosus'' can survive and establish itself more effectively in the gut when it is protected inside a natural plant-protein…
- Conditions
- Colonization, Asymptomatic, Probiotic Intervention, Gut Microbiota Diversity and Composition, Gut-brain Axis
- Trial name
- Probiotics (NCT07679490)
- Testing
- Microencapsulated Lactobacillus rhamnosus Fruit Snack
- Where
- Ireland
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- University College Dublin
Microbiome
Effect of a Probiotic or Postbiotic on Gut Microbiome During Antibiotic Treatment
This study assesses the effects of a probiotic or postbiotic on gut microbiome during antibiotic treatment.
- Trial name
- POTATO-2 (NCT07594860)
- Testing
- Probiotic, Postbiotic
- Where
- Greece
- Volunteers
- 126 people, healthy volunteers welcome
- Sponsor
- The Archer-Daniels-Midland Company
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
Overweight or Obesity
Modified Atkins Diet for Overweight and Obesity
The aim of the study is to investigate dynamic changes in biochemical metabolism, gut microbiome and its metabolites among overweight and obese participants while they are on a modified Atkins Diets.
- Trial name
- NCT04207879
- Where
- China
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Hebei Medical University Third Hospital
Abdominal Surgery
Analysis of the Composition of the Intestinal Microbiota in Patients Post-intestinal Anastomosis
Recent research suggests a significant link between gut microbiota and anastomotic leakage (AL) in colorectal surgery. Patients who develop AL have a higher abundance of bacteria from the Lachnospiraceae family and lower…
- Trial name
- MIDESIN (NCT07416760)
- Testing
- Not applicable- observational study
- Where
- Spain
- Volunteers
- 30 people
- Sponsor
- Instituto de Investigación Sanitaria de la Fundación Jiménez Díaz
Oral Dysbiosis
Effects of a Composition on the Oral Microbiome, pH, Nitrite/Nitrate Ratio, Elastases and Inflammation in Oral Dysbiosis
Dysbiosis is a condition in which the normal function of an ecological net is altered. In dysbiosis a state of inflammation, a loss of hydration, a change in pH, a loss of the barrier function are all allies of key pathogens that…
- Trial name
- NCT05463484
- Testing
- Test composition Saliactive® (olive product, betaine and xylitol), Control
- Where
- Spain
- Volunteers
- 100 people
- Sponsor
- Mucosa Innovations, S.L.
Healthy
Comparison of Different Methods for the Analysis of Gut Microbiome Composition
The human gastrointestinal tract shelters a complex and dynamic population of microorganisms, the gut microbiota, which plays an important role in immune and metabolic homeostasis.
- Trial name
- COLLECT (NCT04082221)
- Testing
- no intervention
- Where
- Germany
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Charite University, Berlin, Germany
Diabetes, Heart Diseases
PREDICT 2: Personalized Responses to Dietary Composition Trial 2
Foods in the human diet can affect the development of diseases over time, such as diabetes or heart disease. This is because the amount and types of foods in the diet eat can affect a person's weight, and because different foods…
- Conditions
- Diabetes, Heart Diseases, Diet Habit, Diet Modification
- Trial name
- NCT03983733
- Testing
- Dietary Intervention
- Where
- United States
- Volunteers
- 1,139 people, healthy volunteers welcome
- Sponsor
- Zoe Global Limited
Antimicrobial Resistance (AMR), Oral Microbiota
Salivary Microbiota and Antimicrobial Resistance in Relation to Chlorhexidine Use
This study evaluated the ecological effects of 0.06% chlorhexidine toothpaste on the salivary microbiota of healthy individuals, focusing on taxonomic composition, functional shifts, and prevalence of predicted antimicrobial…
- Conditions
- Antimicrobial Resistance (AMR), Oral Microbiota, Oral Microbiome Health, Chlorhexidine
- Trial name
- SMARCH (NCT07570927)
- Testing
- 0.06% Chlorhexidine Digluconate Toothpaste
- Where
- 2 sites in Czechia
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Masaryk University
Colorectal Cancer, Appendicitis
Appendectomy and Colorectal Cancer
Colorectal cancer (CRC) is one of the most common cancer worldwide. Initiation and progression of CRC involve complex interactions among genetic, epigenetic and environmental factors.
- Trial name
- NCT06091137
- Where
- Hong Kong
- Volunteers
- 180,000 people
- Sponsor
- Chinese University of Hong Kong
Gastrointestinal Microbiome
The Effect of Micronutrient Supplementation on Gut Microbiome Composition and Function
The main aim of this randomized crossover study is to explore the effect of micronutrient supplementation on gut microbiota composition and function in healthy volunteers.
- Trial name
- Multigut (NCT05371704)
- Testing
- Multivitamin Supplementation, Dietary Replication
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Glasgow
Malnutrition Pregnancy, Malnutrition in Children
Early Life Malnutrition, Environmental Enteric Dysfunction and Microbiome Trajectories
Malnutrition in women of reproductive age remains a public health concern in Sub-Saharan Africa (SSA). Malnutrition during pregnancy affects foetal growth with a tendency of the exposed infants to also develop it.
- Conditions
- Malnutrition Pregnancy, Malnutrition in Children, Malnutrition (Calorie), Environmental Enteric Dysfunction
- Trial name
- UZBCS-2 (NCT07195006)
- Testing
- Malnutrition in pregnancy as exposure, Poor WASH living conditions as exposure
- Where
- Zimbabwe
- Volunteers
- 368 people, healthy volunteers welcome
- Sponsor
- University of Zimbabwe
Atopic Dermatitis (AD), Non-atopic Healthy Controls
Atopic Dermatitis (AD) and Food Allergy
This is a prospective, single center, clinical mechanistic pilot clinical research study. Participants will not receive any investigational agent.
- Trial name
- NCT03168113
- Where
- United States
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Diet, Healthy, Systemic Inflammatory Response
Effect Dietary Fibre Supplementation on Gut Microbiota Composition
The study involves taking pectin fibre at increasing doses ranging from 5g, 10g and 15g for a total period of 6 weeks with the increase every 2 weeks.
- Trial name
- NCT06758570
- Testing
- Pectin dosages
- Where
- United Kingdom
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Elizabeth Simpson
Inflammatory Bowel Diseases, Crohn Disease (CD)
Early Inflammatory Bowel Disease Progression
The purpose of this study is to assess the capacity of the gut microbial composition and function to predict the course of IBD during the first year after diagnosis.
- Conditions
- Inflammatory Bowel Diseases, Crohn Disease (CD), Ulcerative Colitis (UC)
- Trial name
- PRO-IBD (NCT06756100)
- Where
- Chile
- Volunteers
- 140 people
- Sponsor
- Pontificia Universidad Catolica de Chile
Obesity (Disorder)
Effects of Gallotannins on the Gut Microbiome and How it Affects Inflammatory Markers Among Obese Individuals.
The goal of this clinical trial is to understand how gallotannin-rich (GT-rich) mangoes can reduce the inflammatory markers in obese individuals in vitro.
- Trial name
- NCT07505212
- Testing
- Gallotannin-rich mango, Lactiplantibacillus pentosus (probiotic), No Treatment Added
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Prairie View A&M University
Short Chain Fatty Acids Concentration in Stools, Gut Microbiota Diversity and Composition
Effects Of Dietary Fats on Gut Microbiota Composition and Metabolic Activity in Healthy Adults
This study will investigate how adding a specific type of dietary fat to daily meals for two weeks affects the gut bacteria and their activity.
- Conditions
- Short Chain Fatty Acids Concentration in Stools, Gut Microbiota Diversity and Composition, Blood Lipid Profiles, Inflammation Biomarkers
- Trial name
- NCT07550023
- Testing
- Butter, Coconut oil, Extra Virgin Olive Oil
- Where
- United Kingdom
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- University of Glasgow
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
Growth Failure, Adiposity
Optimal Growth of Preterm Infants With Growth Restriction
In this prospective randomized controlled multi center trial the investigators stratify "Very Low Birthweight " (VLBW)-infants with growth retardation in small for gestational age (SGA) or intrauterine growth restricted (IUGR) …
- Conditions
- Growth Failure, Adiposity, Diabetes, Neurologic Deficits
- Trial name
- OPTIGROW (NCT02999945)
- Testing
- SGA-enhanced nutrients, IUGR-enhanced nutrients, SGA-standard nutrients
- Volunteers
- healthy volunteers welcome
- Sponsor
- Medical University of Vienna