Clinical trials: Trimethylamine-N-oxide
Cardiovascular Risk Factor
Choline and Cardiometabolic Health
Trimethylamine-N-oxide (TMAO), a metabolite produced by gut microbial metabolism of dietary choline, has recently been causally linked to atherosclerosis in animal models and has been shown to be predictive of cardiovascular…
- Trial name
- NCT04764162
- Testing
- Choline
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Virginia Polytechnic Institute and State University
Dietary Exposure
Investigation on the Effect of Carnitine Supplement on Gut Microbiota and TMAO Production Capacity
In this project, the investigators aim to explore the impact of dietary L-carnitine supplementation on the TMAO production capacity of gut microbiota.
- Trial name
- NCT02838732
- Testing
- L-carnitine supplementation (500 mg per tablet per day, purchased from GNC company)
- Where
- Taiwan
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Hypertension
The Effect of Beetroot Juice on Plasma Trimethylamine N-oxide Concentration
The primary aim of the current study is to determine the effect of beetroot juice consumption on plasma trimethylamine N-oxide concentration.
- Trial name
- BRJ_TMAO (NCT05004935)
- Testing
- beetroot juice, nitrate
- Where
- Poland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Poznan University of Physical Education
Cardiometabolic Risk Factors
Facilitated Vegan Diet on Cardiometabolic Endpoints and Trimethylamine N-oxide
Vegan meal kit delivery offers consumer convenience and has shown benefit in cardiometabolic parameters such as low-density lipoprotein cholesterol (LDL-c) and weight.
- Trial name
- NCT05071196
- Testing
- Facilitated Vegan Diet, Omnivorous Diet
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- David Grant U.S. Air Force Medical Center
Cardiovascular Risk Factor
Choline Supplementation and Cardiovascular Health
Trimethylamine-N-oxide (TMAO), a metabolite produced by gut microbial metabolism of dietary choline, has recently been causally linked to atherosclerosis in animal models and has been shown to be predictive of cardiovascular…
- Trial name
- NCT03646175
- Testing
- Choline
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Virginia Polytechnic Institute and State University
Infant Neurodevelopment, Nutrition
Maternal Methyl-Nutrient Status and Infant Neurodevelopment Study
This prospective cohort study examines the relationship between maternal methyl-nutrient status during pregnancy and offspring neurodevelopment.
- Conditions
- Infant Neurodevelopment, Nutrition, Methylation, Birth Outcomes
- Trial name
- NCT07568561
- Where
- 2 sites in Taiwan
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Far Eastern Memorial Hospital
Gestational Diabetes
Association Between Trimethylamine-N-oxide and Gestational Diabetes Mellitus
Background: The microbiota-dependent metabolite trimethylamine-N-oxide (TMAO) has been reported as a novel and independent risk factor for the development of cardiovascular and metabolic diseases, but the association with…
- Trial name
- NCT03415295
- Testing
- Plasma TMAO concentration
- Volunteers
- 1,694 people, healthy volunteers welcome
- Sponsor
- Huazhong University of Science and Technology
Mediterranean Diet, Trimethylamine N-oxide
Mediterranean Diet, Trimethylamine N-oxide (TMAO) and Anti-oxidants in Healthy Adults
Trimethylamine N-oxide (TMAO) is a small organic compound naturally present in fish and seefood or generated by the bacterial breakdown of dietary phosphatidylcholine and carnitine-containing foods within the human gut…
- Conditions
- Mediterranean Diet, Trimethylamine N-oxide, Cardiovascular Risk Factor
- Trial name
- TMED (NCT03060811)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Federico II University
Healthy
Trimethylamine-N-oxide Production and Metabolism
The purpose of this study was to understand the production of trimethylamine-N-oxide (TMAO) and its metabolites from dietary precursors found in fish, eggs and beef.
- Trial name
- NCT02558673
- Testing
- TMAO dietary precursors, Control (or active comparator)
- Where
- 2 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Cornell University
Hidradenitis Suppurativa, Mediterranean Diet
Nutritional Status and Hidradenitis Suppurativa (Acne Inversa)
Hidradenitis suppurativa (HS) is a chronic inflammatory, debilitating skin disorder. The exacerbating factors of HS include nutrition and adiposity.
- Conditions
- Hidradenitis Suppurativa, Mediterranean Diet, Body Composition, Vitamin D Deficiency
- Trial name
- NutriHidra (NCT03683238)
- Testing
- Mediterranean Diet
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Federico II University
Periodontitis, Inflammation
Evaluation of Trimethylamine N-oxide (TMAO) Levels in Periodontal Disease
Salivary and serum levels of TMAO and TNF-α can distinguish between individuals with periodontitis and periodontally healthy individuals.
- Conditions
- Periodontitis, Inflammation, Trimethylamine N-oxide (TMAO), TNF-alfa
- Trial name
- TMAO (NCT06906510)
- Testing
- Salivary and Serum TMAO Mesurement, Salivary and Serum TNF-α Mesurement
- Where
- Turkey (Türkiye)
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Ankara Medipol University
Microbiota
The Impact of MS-20 on Gut Microbiota Composition in Adult Individuals
MicrSoy-20 (MS-20), a fermented soymilk product, has been approved as an Over the counter (OTC) drug in 2011. The therapeutic effect of MS-20 is to ameliorate symptoms such as fatigue and loss of appetite caused by cancer…
- Trial name
- NCT04674839
- Testing
- MS-20
- Where
- Taiwan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Microbio Co Ltd
Nutrition, Healthy
Standard Process Heart and Gut Health Study
Standard Process Heart and Gut Health Study
- Trial name
- NCT05795946
- Testing
- Whole food-based B and D vitamins
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Standard Process Inc.
Chronic Respiratory Diseases
Intestinal Microbiota in COPD and Asthma
The composition of the intestinal microbiota, the level of lipopolysaccharides, TMAO in the blood, and other parameters of patients with COPD (n=50), asthma (n=50) and the control (n=40) will be assessed as factors associated…
- Trial name
- MicrObAs (NCT04802317)
- Testing
- Identification of the composition of the intestinal microbiota
- Where
- Russia
- Volunteers
- 149 people, healthy volunteers welcome
- Sponsor
- National Medical Research Center for Therapy and Preventive Medicine
Metabolism
Choline Source, Gut Microbiota and Trimethylamine-N-oxide Response
The purpose of this research is to determine the production of trimethylamine-N-oxide (TMAO) from different forms of choline and whether this response is modified by the gut microbiota composition.
- Trial name
- NCT04255368
- Testing
- Water-soluble choline, Fat-soluble choline, No choline control
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Utah State University
Coronary Disease
Plasma TMAO (Trimethylamine N-oxide) as a Predictive Marker in Coronary Disease Patients
The primary aim of the current research project is to determine whether the TMAO concentration in the blood can serve as a prognostic indicator of myocardial infarction.
- Trial name
- NCT03899389
- Testing
- plasma samples collection
- Where
- Poland
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Gdansk University of Physical Education and Sport
Atherosclerosis of Artery
microRNAs in the Diagnosis of Atherosclerotic Plaque Instability
It's a non-randomized, intervention, prospective, single-center study. The aim of the work is to identify of biomarkers of unstable atherosclerosis in brachiocephalic arteries Tasks: identify microRNAs, the expression of which is…
- Trial name
- NCT05680935
- Testing
- blood microRNA, plaque and intima microRNA, histological examination of the plaque
- Where
- Russia
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- I.M. Sechenov First Moscow State Medical University
Coronary Ectasia, Microbial Disease
The Relationship Between Microbiota and Coronary Ectasia
Introduction: It is now known that the microbiota is far beyond the microbial communities living in certain parts of our body and functions like a metabolic organ.
- Trial name
- NCT06384703
- Testing
- Taking blood for kit study
- Where
- Turkey (Türkiye)
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Konya Beyhekim Training and Research Hospital
Cardiovascular Diseases
Happy Gut Study - Fermented Vegetables and Cardiovascular Biomarkers
The purpose of this project is to determine whether regular consumption of fermented vegetables can decrease inflammation and change the types of bacteria that are normally present in the large intestine.
- Trial name
- NCT04887662
- Testing
- Fermented vegetable
- Where
- United States
- Volunteers
- 87 people, healthy volunteers welcome
- Sponsor
- University of North Florida
Healthy
Trimethylamine N-oxide Effects of a Pomegranate Supplement Simultaneously With Carnitine (TESSA)
Trimethylamine N-oxide (TMAO) is produced in some individuals whose diets include meat, fish, and dairy.These foods are rich in L-carnitine. L-carnitine is metabolised by the liver and gut microorganisms (bacteria) into TMAO.
- Trial name
- TESSA (NCT06518343)
- Testing
- L-carnitine + Pomegranate extract, L-carnitine + Microcrystalline cellulose
- Where
- United Kingdom
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Quadram Institute Bioscience