Search clinical trials for: Vitamin B1

Total 13390 results

Maimonides Medical Center

Completed

Vitamin D Increases Serum Levels of the Soluble Receptor for Advanced Glycation End Products in Women With PCOS

Polycystic Ovary Syndrome | Vitamin D Deficiency

United States
Soroka University Medical Center

Completed

Oral Vitamin B12 as Potential Treatment of Recurrent Aphthous Stomatitis

Recurrent Aphthous Stomatitis

Israel
ShuGuang Hospital

Unknown

Clinical Study of Weifuchun Treatment on Precancerous Lesions of Gastric Cancer

Chronic Atrophic Gastritis With Hyperplasia (Diagnosis)
Medical University of South Carolina
Thrasher Research Fund

Completed

Vitamin D Status of Pregnant Women and Their Children in Eau Claire, South Carolina

Vitamin D Deficiency | Pregnancy

United States
University of Helsinki
University College Cork; Technical University of Denmark

Completed

The BreaD Study - Bio-availability of D2 Vitamin Present in Bread (BreaD_ODIN)

Serum 25-hydroxyvitamin D Concentrations (25OHD)

Finland
Aimin Zhao

Recruiting

The Cohort Study of the Correlation Between Serum 25(OH)D Level and Pregnancy Outcome

Vitamin D Deficiency | Pregnancy Related | Recurrent Miscarriage

China
Meddoc
The Research Council of Norway; Tine

Recruiting

Profylactic Treatment for Patients in Risk Osteoporosis (PF-Jarlsberg)

Osteopenia or Osteoporosis

Norway
Diabetes Foundation, India

Not yet recruiting

Vitamin D Supplementation on Surrogate Markers of Atherosclerosis

Atherosclerosis
Yale University

Not yet recruiting

Evaluation of the Clinical and Psychological Impact of Vitamin D Replacement in Adolescent Females at Risk for Polycystic Ovarian Syndrome (PCOS)

Vitamin D Deficiency | Polycystic Ovarian Syndrome in Adolescent Females
Leonor Cuadra Llopart
Fundacio Salut i Envelliment UAB

Completed

The Effect of Supplementation of Vitamin D Deficiency in Older People With Acute Hip Fracture: (VITAMINA_D)

Vitamin D Deficiency | Hip Fracture

Spain
University of Catanzaro

Completed

Vitamin D Plasma Level and Its Role in Headache (VITDHEAD)

Headache

Italy
Institut du Cancer de Montpellier - Val d'Aurelle

Completed

Vitamin D Supplementation to Correct the Vitamin D Deficiency for Breast Cancer (OPTIVIT)

Breast Cancer

France
University of Cologne

Completed

Trial on Treatment of Patients With Primary Hyperoxaluria Type I With Pyridoxal-phosphate (PHOX-B6-Pilot)

Primary Hyperoxaluria Type I

Germany
Assaf-Harofeh Medical Center

Completed

The Effect of Vitamin D Supplementation on Arterial Stiffness in Diabetic Patients

Diabetes

Israel
Mayo Clinic

Terminated

Vitamin B12a Vasoplegic Syndrome

Vasoplegic Syndrome

United States
Bursa City Hospital

Unknown

Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients? (COVIDVIT)

COVID

Turkey
Nathan Kline Institute for Psychiatric Research
Stanley Medical Research Institute

Completed

Effect of High-Dose B-Complex Vitamins on the Symptoms of Schizophrenia

Schizophrenia | Schizoaffective Disorder

United States
University Hospital, Basel, Switzerland
University of Basel; Aarelab AG

Completed

Vitamin B12 Acceptance and Biomarker Response Study

Vitamin B 12 Deficiency

Switzerland
University of California, Los Angeles

Completed

Effects of Vitamin D Insufficiency in Man

Vitamin D Deficiency

United States
University of California, San Francisco

Completed

Efficacy Study of Subcutaneous Methyl-B12 in Children With Autism

Autistic Disorder

United States
Taichung Veterans General Hospital

Unknown

Vitamin B-6 and Glutathione on Inflammation, Homocysteine, Oxidative Stress and Antioxidant Capacities

Liver Cirrhosis | Liver Cancer

Taiwan
Creighton University
BTR Group; Health Future Foundation

Completed

Relative Efficacy of Vitamins D2 and D3 in Adult Humans

Healthy

United States
Brown University

Terminated

The Effect of Vitamin D Repletion on Kidney Stone Risk

Calculi
Assiut University

Unknown

Combined Oral Vitamin D and UVB Versus UVB Alone in Treatment of Psoriasis Vulgaris

Psoriasis Vulgaris
Assiut University

Unknown

Role of Vitamin D in Androgenetic Alopecia

Alopecia, Androgenetic
Seoul National University Hospital

Completed

Comparison of Sunlight Exposure and Vitamin D Supplementation on Serum 25-hydroxyvitamin D Levels

Vitamin D Deficiency | Cardiometabolic Risk Factors
Charles Drew University of Medicine and Science
American Diabetes Association

Completed

Vitamin D in Minorities With Prediabetes

Pre-diabetes

United States
Gerencia de Atención Primaria, Madrid
Instituto de Salud Carlos III

Completed

Oral/Intramuscular B12 to Treat Cobalamin Deficiency (OB12)

Vitamin B 12 Deficiency

Spain
IIMC, Riphah International University, Pakistan

Not yet recruiting

The Impact of Vitamin D Supplementation on Pregnant Women With the Risk of GDM

Gestational Diabetes Mellitus

Pakistan
Indonesia University
Kementerian Riset dan Teknologi / Badan Riset dan Inovasi Nasional, Indonesia

Recruiting

Nutrition, Immunity, and Covid-19 in Obese People (NICO)

Covid19 | Vitamin D Deficiency | Overweight and Obesity | Immune Deficiency

Indonesia
Instituto Nacional de Salud Publica, Mexico
DSM Nutritional Products, Inc.

Completed

Vitamin D3-enhanced Eggs in Preschool Children (VD3-egg)

Vitamin D Deficiency | 25-Hydroxyvitamin D3 Deficiency, Selective

Mexico
Hospices Civils de Lyon

Completed

Vitamin D Status in Children With Sickle Cell Disease Living in Lyon, France (EVADDREP)

Vitamin D Deficiency | Sickle Cell Disease

France
Harvard School of Public Health (HSPH)
Foundation for Medical Research; Municipal Corporation of Greater Mumbai, India

Completed

Case Control Study of Vitamin D Status and Adult Multidrug-resistant Pulmonary Tuberculosis in Maharashtra, India

Multi-drug Resistant Tuberculosis

India
Lidia Decembrino
IRCCS Policlinico S. Matteo

Completed

Oral Vitamin A Supplementation in Neonates With Birth Weight < 1500 g

Retinopathy of Prematurity | Bronchopulmonary Dysplasia

Italy
University Women's Hospital Tübingen

Unknown

Plasma Concentrations of Calcium, Phosphate, FGF23, Klotho, 25 (OH) D3 and 1,25 (OH) 2D3 From Patients Who Wants to Have Children

Infertility, Female

Germany
University of California, San Francisco

Completed

Open Label Clinical Trial of Vitamin D in Children With Autism

Vitamin D Deficiency | Autism

United States
Universität des Saarlandes
Institute of Alternative and Sustainable Nutrition (IFANE)

Completed

Effect of Toothpaste Fortified With Cyanocobalamin on Vitamin B12 Status

Cobalamin Deficiency

Germany
Haukeland University Hospital

Completed

B Vitamin Status in Premature and Small for Gestational Age(SGA) Infants

Biochemical Cobalamin Status | Motor Neurodevelopment

Norway
Bakirkoy Dr. Sadi Konuk Research and Training Hospital

Completed

Relationship Between Vitamins and Radiologic Stage in Knee Osteoarthritis

Knee Osteoarthritis

Turkey
Ain Shams University

Completed

Comparative Study Evaluating the Effect of Vitamin K1 Versus Vitamin K2 on Vascular Calcification in Dialysis Patients

End Stage Renal Disease on Dialysis

Egypt
Xijing Hospital

Withdrawn

China Stroke Secondary Prevention Trial (CSSPT)

Stroke | Transient Ischemic Attack

China
Maastricht University Medical Center

Completed

Comparison of Efficacy of Different Dosages Vitamin K2

Carboxylation Level | Vitamin K-dependent Proteins

Netherlands
KRL Hospital, Islamabad

Completed

Vitamin B12 vs B3 for Nerve Regeneration and Functional Recovery After Pediatric Traumatic Brain Injury

Traumatic Brain Injury

Pakistan
Physicians Committee for Responsible Medicine

Completed

A Nutritional Intervention for Diabetic Neuropathy (WCCR-DN2)

Diabetic Neuropathy

United States
The First Affiliated Hospital of Soochow University

Not yet recruiting

Effects of an Oral Multi-vitamin Carbohydrate Beverage on Intraoperative Nausea and Vomiting

Nausea and Vomiting, Aspiration, Intraoperative
ZhiYong Peng

Terminated

Vitamin C Infusion for the Treatment of Severe 2019-nCoV Infected Pneumonia

Pneumonia, Viral | Pneumonia, Ventilator-Associated | Vitamin C

China
Nutrition Institute, Slovenia
Slovenian Research Agency; Higher School of Applied Sciences (VIST); Valens Int...

Completed

Challenges in Achieving Adequate Vitamin D Status in the Adult Population/ Part 2 (VITAD/2)

Vitamin D Deficiency

Slovenia
Sohag University

Completed

Evaluation of the Clinical Efficacy and Safety of Dapoxetine, Combined Dapoxetine With Folic Acid and Combined Dapoxetine With Vitamin B12 in Treatment of Patients With Premature Ejaculation (PE)

Premature Ejaculation

Egypt
USDA, Western Human Nutrition Research Center

Completed

Assessment of Vitamin D Supplementation and Immune Function (FL-82)

Vitamin D Deficiency

United States
Hamilton Health Sciences Corporation
Canadian Institutes of Health Research (CIHR); Population Health Research Institute

Unknown

Homocysteine Lowering and Atherosclerosis Reduction Trial (HART)

Cardiovascular Disease | Atherosclerosis

Canada

Search clinical trials for: Vitamin B1

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