Search clinical trials for: phylloquinone (vitamin K1)

Total 13451 results

Christian Pagnoux

Completed

PRagmatic Analysis of Vitamin D in ANCA-Associated Vasculitis (PRAVDA)

Microscopic Polyangiitis | Granulomatosis With Polyangiitis | Eosinophilic Granulomatosis With Polyangiitis | ANCA-associated Vasculitis

Canada
University of Wisconsin, Madison
National Institute of Health Research and Development, Ministry of Health...

Completed

Estimating Average Vitamin A Requirements in Indonesian and American Women

Vitamin A Deficiency

United States, Indonesia
Beijing Chao Yang Hospital

Completed

Effects of Vitamin D on Moderate to Severe Periodontitis

Chronic Peritonitis
Wageningen University

Completed

Vitamin D Status and Supplementation in Athletes (D-status)

Vitamin D Deficiency

Netherlands
Assiut University

Not yet recruiting

Assesment of Vitamin B6 Level in Patients With Major Depressive Disorder

Vitamin b6 Level & Depression
USDA, Western Human Nutrition Research Center

Completed

Vitamin B12 Supplementation Study

Vitamin B12 Deficiency

Mexico
Arkansas Children's Hospital Research Institute

Completed

Treating Oxidative Stress in Children With Autism

Autistic Disorder

United States
Fatih Sultan Mehmet Training and Research Hospital

Active, not recruiting

Relationship Between Vitamin D and Vitamin B12 Levels and Neuropathic Pain in Lipedema

Vitamin D Deficiency | Lipedema | B12 Deficiency Vitamin

Turkey
Harvard School of Public Health (HSPH)
Unity Health Toronto; University of Toronto

Completed

Air Pollution, Epigenetics and Cardiovascular Health: A Human Intervention Trial (EPI-Air)

Inflammation | Heart Rate Variability | Heart Rate

Canada
S.LAB (SOLOWAYS)
Center of New Medical Technologies; Triangel Scientific

Completed

Evaluating the Impact of B Vitamin Supplementation (Soloways™) on Homocysteine and LDL-C Levels in Patients With MTHFR, MTR, and MTRR Polymorphisms. (VITAGEN-H)

Hyperlipoproteinemias | Hyperhomocysteinemia

Russian Federation
Sulaimany Polytechnic university

Completed

Role of Vit-D Supplementation on BioNTech, Pfizer Vaccine Side Effect and Immunoglobulin G Response

COVID-19 Respiratory Infection

Iraq
Federal State Budgetary Institution, V. A. Almazov...

Active, not recruiting

Severity of COVID-19 and Vitamin D Supplementation

COVID-19 Respiratory Infection

Russian Federation
Cairo University

Unknown

Comparison of Two Different Doses of Vitamin D in Preterm Infants

Osteopenia of Prematurity

Egypt
Marmara University

Completed

Central Sensitization in Vitamin D Deficiency

Vitamin D Deficiency | Central Sensitisation

Turkey
Centre for Food and Nutrition Research, Yaounde
International Atomic Energy Agency

Completed

Using Stable Isotopes to Assess the Effectiveness of Vitamin A Supplementation in Cameroon

Vitamin A Deficiency
Jewish General Hospital

Completed

Vitamin D Loading Dose in Advanced Lung Cancer

Lung Cancer

Canada
Tehran University of Medical Sciences

Unknown

Impact of Vitamin A on Multiple Sclerosis (MS) (MS)

Relapsing Remitting Multiple Sclerosis

Iran, Islamic Republic of
Liaquat University of Medical & Health Sciences

Not yet recruiting

Assessing the Efficacy of Different Carrier Systems in Oral Vitamin B12 Supplementation in Healthy Adults With B12 Deficiency

Vitamin B 12 Deficiency

Pakistan
Centre For International Health
Tribhuvan University, Nepal; NORCE Norwegian Research Centre AS

Active, not recruiting

Vitamin B12, Neurodevelopment and Growth in Nepal (BeLive)

Development | Malnutrition | Vitamin Deficiency

Nepal
Rijnstate Hospital

Completed

Vitamin Deficiencies and Suppletion in Morbid Obesity

Vitamin B12 Deficiency

Netherlands
University of Aarhus

Completed

TRIM: Danish Form and Dose Study on Vitamin B12

Healthy
Showa University
University of Bologna

Unknown

B6 Treatment for Nausea and Vomiting in Pregnancy

Nausea and Vomiting Complain in Early Pregnancy

Indonesia
Universita di Verona

Completed

Effects of 5-Methyltetrahydrofolate and Vitamin B12 Supplemetation on Red Cell Membrane in Children With Cystic Fibrosis

Cystic Fibrosis

Italy
University of the Punjab

Completed

Impact of Vitamin D Supplementation on Fetomaternal Outcomes in LTBI Pregnant Females (RCT)

Maternal and Child Health

Pakistan
The Cooper Health System
Won Sook Chung Foundation

Completed

Vitamin D3 Supplementation to Prevent Respiratory Tract Infections

Respiratory Tract Infections | Covid19 | Flu Like Illness

United States
National Taiwan University Hospital

Completed

Effects of Enteral Supplement Vitamin D Incritically Ill Patients

Critical Illness | Vitamin D Deficiency

Taiwan
Lebanese American University

Completed

Supplementation and Depressive Symptomatology Incidence Among Saudi Arabian Adults

Vitamin D Deficiency | Depressive Symptoms

Saudi Arabia
Tirang R. Neyestani, Ph.D.
Shahid Beheshti University of Medical Sciences

Completed

Effects of Vitamin D Supplementation on Obesity, Inflammatory and Metabolic Markers

Overweight | Hypovitaminosis D

Iran, Islamic Republic of
Nantes University Hospital

Withdrawn

Impact of Vitamine D Status on in Vitro Fertilization Outcomes (DFIV)

Infertility
Abha International Private Hospital
Mansoura University

Completed

Impact of Vitamin D on Acute Ischemic Stroke Prognosis (IVASTO)

Ischemic Stroke

Egypt, Switzerland
University Hospital, Clermont-Ferrand

Terminated

Vitamin D Supplementation and the Immune Response

D Vitamin Deficiency Patients

France
Chengdu Maternal and Children's Health Care Hospital

Completed

Effect of Vitamin A Supplementation on Iron Metabolic Homeostasis of Preschool Children in Sichuan,China

Iron Metabolic Homeostasis
University of West London

Completed

Supplementary Vitamin B12 Effects on Elevated Homocysteine Levels of Vegetarians - Clinical Trial

Vitamin B12 Deficiency

United Kingdom
University of North Carolina, Chapel Hill
National Center for Complementary and Integrative Health (NCCIH)

Completed

The Role of Vitamins E and C in Maintaining Lung Health in People With Asthma (VITAS)

Asthma

United States
Hospital Clinica Nova

Terminated

Vitamine D3 Supplementation in Patients With Serum Values +/- 20ng/ml

Covid19 | Influenza A | H1N1 Influenza | Influenza B

Mexico
Milton S. Hershey Medical Center
American Heart Association

Not yet recruiting

Vitamin B6 on Exercise Pressor Reflex on Leg Ischemia-reperfusion

Peripheral Artery Disease | Ischemia Reperfusion Injury
University of California, Los Angeles

Not yet recruiting

Type 2 Diabetes and Blood Brain Barrier Improvement

Type2diabetes

United States
Okan University
Arçelik A.Ş.

Completed

The Effect of UV-C Enriched Foods on Vitamin D Deficiency

Vitamin d Deficiency

Turkey
Diabetes Foundation, India
Ministry of Science and Technology, India

Completed

Prevention of Type 2 Diabetes With Vitamin D (PREVENT-WIN)

Prediabetes

India
Northwestern University

Completed

Comparison of 25-hydroxy Vitamin D Level in Caucasian Women Receiving Vitamin D Supplementation and Not Receiving Supplementation: a Randomized Controlled Trial.

Vitamin D Deficiency

United States
Orient Europharma Co., Ltd.

Completed

Evaluate the Effect of Dietary Supplement on Muscle Mass and Physical Performance for Over 50 Years Old People

Muscle Loss

Taiwan
Second Affiliated Hospital of Wenzhou Medical University

Unknown

Exploring the Effects of Vitamin D Supplementation on the Chronic Course of Patients With Crohn's Disease With Vitamin D Deficiency

Vitamin D Deficiency | Crohn's Disease | Vitamin D Supplement

China
Cheikh Anta Diop University, Senegal
International Atomic Energy Agency

Completed

Vitamin A Total Body Stores of Senegalese Children in Relation to Their Infectious Status

Infection | Vitamin A Overdose

Senegal
Ain Shams Maternity Hospital

Unknown

Correlation Between Maternal Vitamin D Level And Preterm Birth

Vitamin D Deficiency | Preterm Birth | Preterm Labor

Egypt
Alliance for Clinical Trials in Oncology
National Cancer Institute (NCI)

Completed

Vitamin D and Breast Cancer Biomarkers in Female Patients

Breast Cancer

United States
VA Office of Research and Development

Completed

Vitamin D in Vulnerable Adults (VIVA-VA) (VIVA-VA)

Frail Elderly | Vitamin d Deficiency

United States
Princess Nourah Bint Abdulrahman University
University of Connecticut

Completed

Dietary Intake and Vitamin D Level in Adult Women (VDAW)

Deficiency of Vitamin D3
Tehran University of Medical Sciences

Unknown

the Effect of Vitamin D on the Serum Thioredoxin, TBP-2, Thioredoxin Reductase, Gene Expression of TBP-2 in Patients With Type II Diabetes

Type 2 Diabetes

Iran, Islamic Republic of
Smt. Kashibai Navale Medical College and General...

Completed

Effect of Vitamin B12 Supplementation on Glycaemic Control in Uncontrolled Hyperhomocysteinemic Type 2 Diabetic Patients

Type 2 Diabetes | Vitamin B12 Deficiency | Hyperhomocysteinemia

India
Aga Khan University

Unknown

Comparison of Vitamin B12 Supplementation to Selective Serotonin Reuptake Inhibitor (SSRI) Versus SSRI Antidepressant Treatment Alone

Major Depressive Disorder

Pakistan

Search clinical trials for: phylloquinone (vitamin K1)

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