Clinical trials: Intestinal Microbiota
Premature Ovarian Insufficiency, Reproductive Health
Microbiome and Premature Ovarian Insufficiency
This study investigates the differences in gut and vaginal microbiota between women with premature ovarian insufficiency (POI) and healthy volunteers.
- Trial name
- NCT07275671
- Where
- 2 sites in China
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Westlake University
Pregnancy
The Effect of Under-nutrition on the Human Microbiota
The purpose of this study is to determine whether a difference exists in the gut, oral, vaginal and human milk microbiome of under-nourished pregnant women as compared to healthy and obese pregnant women.
- Trial name
- NCT02021799
- Testing
- Moringa and Lactobacillus rhamnosus GR-1
- Where
- Tanzania
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- Western University, Canada
Intermittent Fasting
Ramadan Fasting, Microbiota and FABP4
This study, which aims to examine the effect of Ramadan fasting on intestinal microbiota composition and FABP4, was designed as a quasi-experimental study.
- Trial name
- NCT06105372
- Where
- Turkey (Türkiye)
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Okan University
Autism Spectrum Disorder
Intestinal Microbiota, Tryptophan and Autism
Autism Spectrum Disorder refers to complex neuro-developmental disorders that affect social communication and behavioral adaptation.
- Trial name
- MTA (NCT03751930)
- Testing
- Samples
- Where
- 2 sites in France
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- University Hospital, Tours
Spondyloarthritis, Rheumatoid Arthritis
Characterisation of Intestinal Microbiota of Patients With Spondyloarthritis or Rheumatoid Arthritis
The primary objective of the study aims to compare the biodiversity of intestinal microbiota between spondylarthritis (SPA) or rheumatoid arthritis (RA) patients and healthy volunteers, by microbiota DNA sequencing in order to…
- Trial name
- MICROBIART (NCT04292067)
- Testing
- Faecal sampling, Blood sampling
- Where
- France
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Elite Cyclists, Elite Soccer Players
Exploring the Relationship Between the Gut Microbiome, Physical Fitness Levels and Metabolic Responses to Exercise
Gut microbiota are all microorganisms including bacteria and microscopic eukaryotes that live in the digestive tracts of humans or mammals.
- Conditions
- Elite Cyclists, Elite Soccer Players, Sedentary Behavior
- Trial name
- EXOMIC (NCT05220657)
- Testing
- Maximal incremental exercise test, Submaximal exercise test
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Rennes 2
Gastric Cancer (GC), Premalignant Lesion
AI-Based Risk Prediction Model for Upper Digestive Tract Cancer
Upper digestive tract cancers are often preceded by pre-malignant lesions, but there is limited evidence regarding optimal risk prediction models and screening strategies for disease progression and cancer development.
- Conditions
- Gastric Cancer (GC), Premalignant Lesion, Gastric Intestinal Metaplasia, Atrophic Gastritis
- Trial name
- NCT07605312
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Obesity
Effects of Very Low-calorie Diet Versus Bariatric Surgery on Body Composition and Gut Microbiota Pattern
Obesity is a chronic disease characterized by the excessive accumulation of fat in body and it continues to be a major public health problem worldwide.
- Trial name
- NCT05459675
- Testing
- Very low-calorie diet, Bariatric surgery
- Where
- Thailand
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Mahidol University
Dietary Interventions
Effect of Dietary Interventions on Intestinal Flora and Metabolism
This study is to explore the effects of dietary intervention on the figure, fatty liver and biochemical indexes; the intestinal flora and metabolomics of the overweight and obese patients.
- Trial name
- NCT04140851
- Testing
- Dietary fiber intervention, Normal diet
- Where
- China
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Wuxi Hisky Medical Technology Co Ltd
Adult
Mining the Gut Microbiota of Adults for Health-relevant Microbial Signatures.
Mining the gut microbiota of adults for health-relevant microbial signatures.
- Trial name
- NCT07344545
- Testing
- Observational, non-interventional study.
- Where
- China
- Volunteers
- 1,530 people, healthy volunteers welcome
- Sponsor
- Zhujiang Hospital
Gut Microbiome, Sport Performance
The Effect of Probiotics and Vitamin D Supplementation on Sport Performance in MMA Athletes.
The probiotics supplementation seems to be safety way to optimize the intestinal microbiota composition and thus modulate the immune system and reduce oxidative stress.
- Trial name
- NCT04759729
- Testing
- Probiotic and vitamin D
- Where
- Poland
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Medical University of Gdansk
Aging
Westlake Longevity Cohort
The Westlake Longevity Cohort (We-Longevity) is a prospective cohort study among centenarians, nonagenarians and senior citizens living in Zhejiang Province, China.
- Trial name
- We-Longevity (NCT05256251)
- Where
- China
- Volunteers
- 2,800 people, healthy volunteers welcome
- Sponsor
- Westlake University
Endotoxemia, Intestinal Microbiota
Dietary Intervention to Reduce Metabolic Endotoxemia
The goal of this randomized clinical trial is to compare an antiinflammatory and environmentally friendly dietary strategy (AIA-D) designed based on the planetary health diet recommendations translated to the regional context and…
- Conditions
- Endotoxemia, Intestinal Microbiota, Dietary Habits, Clinical Trial
- Trial name
- NCT05776329
- Testing
- AIA-D, CONV-D
- Where
- 2 sites in Mexico
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Centro de Investigación en Alimentación y Desarrollo A.C.
Iron Deficiency (Without Anemia)
Effect of Low-dose Versus Standard-dose Iron Supplementation on the Gut Microbiome
Iron deficiency is a common problem that is often treated with the administration of oral iron. Most of the iron is not absorbed and remains in the intestine, where it influences the balance of gut bacteria.
- Trial name
- NCT05467423
- Testing
- Iron
- Where
- Switzerland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Osteoporosis
Dose Effects of SCF on Calcium Metabolism and GI Microflora in Adolescents
Soluble corn fiber (SCF) has been shown to enhance calcium utilization and bone properties in rats and in adolescent boys and girls.
- Trial name
- NCT01660503
- Testing
- 0 grams SCF, 10 grams SCF, 20 grams SCF
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Purdue University
Healthy Adults
Health Properties of Pecan Nut Consumption
The main goal of this clinical study is to see if consuming pecan nuts will result in improvements in overall body metabolism such as in blood lipids, markers of inflammation, blood pressure, cognitive performance and changes in…
- Trial name
- NCT07227259
- Testing
- pecan nut
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of California, Davis
Transgender Persons
Effect of Estrogen Treatment on Drug Metabolism and Transport
This project will evaluate the effect of estrogen treatment on how other medications are processed by the body.
- Trial name
- NCT05469204
- Testing
- Midazolam oral solution, Digoxin Oral Tablet, Acetaminophen Oral Tablet
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University of Washington
Short Chain Fatty Acids Concentration in Stools, Gut Microbiota Diversity and Composition
The Effect of Vitamin C Supplementation on Gut Microbiota Composition and Function in Healthy Adults
The aim of this dietary intervention study is to explore how vitamin C affects the bacteria that live in our gut. Vitamins are essential nutrients found in fruits and vegetables.
- Trial name
- VitaGut (NCT07388121)
- Testing
- Moderate Vitamin C dose (200 mg), High-dose vitamin C supplementation (1000 mg), Habitual diet (run in period)
- Where
- United Kingdom
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Glasgow
Breast Milk, Stools
Impact of Breast Milk miRNAs on the Infant Gut Microbiota
The first 1000 days of life are a critical period for future health. A healthy gut microbiota (GM) is essential for preventing both short-term and long-term health issues.
- Trial name
- MiMilk (NCT06651216)
- Testing
- Stool analysis, breast milk analysis
- Where
- France
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Perimenopause, Menopausal Symptoms
A Study to Evaluate the Efficacy of a Postbiotic Supplement on Menopausal Symptoms in Premenopausal Women
The goal of this consumer health study is to evaluate the effect of resW™ Perimenopause Postbiotic on menopausal symptom severity, menopause-related quality of life, and selected microbiome-related outcomes in generally healthy…
- Conditions
- Perimenopause, Menopausal Symptoms, Menopause-Related Quality of Life, Microbiome
- Trial name
- RESW101 (NCT07570043)
- Testing
- Supplement
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Able Biolabs, LLC
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