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Found 1535 studies with search of: "Vitamins"
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Rank Status Study
1 Recruiting Efficacy of Natural Vitamin E Tocotrienol on the Treatment of Surgical Scars
Condition: Scar
Interventions: Other: both oral placebo and topical cream placebo;   Other: oral placebo and topical tocotrienol;   Other: Oral vitamin E supplement and topical cream placebo;   Other: Oral vitamin E supplement and topical vitamin E cream;   Other: Oral placebo & topical cream placebo & vitamin-E cream;   Other: Oral vitamin-E supplement & cream placebo & vitamin-E cream
2 Completed Dose-Finding Study for Vitamin K2 in Human Volunteers
Condition: Vitamin K-Status
Interventions: Dietary Supplement: no vitamin K;   Dietary Supplement: 10 mcg Vitamin K for 3 months daily;   Dietary Supplement: 20 mcg Vitamin K for 3 months daily;   Dietary Supplement: 45 mcg Vitamin K for 3 months daily;   Dietary Supplement: 90 mcg Vitamin K for 3 months daily;   Dietary Supplement: 180 mcg Vitamin K for 3 months daily;   Genetic: 360 mcg Vitamin K for 3 months daily
3 Recruiting A Randomized Phase III Study of Vitamins B6 and B12 to Prevent Chemotherapy-Induced Neuropathy in Cancer Patients
Condition: Chemotherapy-Induced Neuropathy in Cancer Patients
Interventions: Dietary Supplement: Multivitamin, Vitamin B12, Vitamin B6.;   Dietary Supplement: Vitamin B12, Vitamin B6
4 Not yet recruiting Comparing the Use of Vitamin c (Ascorbic Acid) in Eye Burn in Subconjunctival Injection to Topical or Oral Treatment.
Condition: Burn
Interventions: Dietary Supplement: vitamin c;   Dietary Supplement: vitamin c;   Dietary Supplement: vitamin c
5 Not yet recruiting Vitamin D Replacement After Kidney Transplant
Conditions: Kidney Transplantation;   Vitamin D Deficiency
Interventions: Dietary Supplement: vitamin D3;   Dietary Supplement: vitamin D3
6 Recruiting Controlled Trial of Prenatal Vitamin D3 Supplementation to Prevent Vitamin D Deficiency in Mothers and Their Infants
Condition: Vitamin D Deficiency
Interventions: Drug: Prenatal Vitamin;   Drug: Cholecalciferol (Vitamin D3);   Drug: Cholecalciferol (Vitamin D3)
7 Completed WENBIT - Western Norway B Vitamin Intervention Trial
Conditions: Coronary Artery Disease;   Myocardial Infarction;   Cerebrovascular Stroke
Interventions: Drug: folic acid, vitamin B12 (cyanocobalamin), vitamin B6 (pyridoxine);   Drug: folic acid, vitamin B12 (cyanocobalamin);   Drug: vitamin B6 (pyridoxine);   Drug: placebo
8 Recruiting Vitamin D Dose-Response Study to Establish Dietary Requirements in Infants
Condition: Vitamin D Deficiency
Interventions: Drug: Vitamin D;   Drug: Vitamin D;   Drug: Vitamin D
9 Terminated Randomized Study Of Exercise And Vitamin D In Frail Elderly Subjects
Condition: Elderly, Frail
Interventions: Drug: Vitamin D + Sham Exercise;   Procedure: Vitamin D Placebo + Exercise;   Procedure: Vitamin D Placebo + Sham Exercise;   Drug: Vitamin D + Exercise
10 Not yet recruiting Vitamin D Deficiency Causes Immune Dysfunction and Enables or Perpetuates the Development of Rheumatoid Arthritis
Conditions: Arthritis, Rheumatoid;   Vitamin D Deficiency
Interventions: Drug: Placebo in arm A and Vitamin D in arm B;   Drug: vitamin D 3 for arm A ,and matching placebo for arm B
11 Active, not recruiting Vitamin D Status of Pregnant Women and Their Children in Eau Claire, South Carolina
Conditions: Vitamin D Deficiency;   Pregnancy
Interventions: Drug: cholecalciferol (vitamin D3);   Drug: cholecalciferol;   Drug: cholecalciferol
12 Recruiting Vitamin B12 and Folic Acid Supplementation for Preventing Fractures in Elderly People
Conditions: Osteoporosis;   Cognitive Decline
Interventions: Dietary Supplement: Vitamin B12, folic acid, Vitamin D3;   Dietary Supplement: Placebo (Vitamin D3) - 600 IU per day
13 Recruiting Study Comparing Two Vitamin D Supplements for Infants: Liquid Versus D-Strips
Condition: Healthy
Interventions: Dietary Supplement: Vitamin D, cholecalciferol;   Dietary Supplement: Vitamin D, cholecalciferol
14 Recruiting Effect of Supplementary Vitamins on Oxidant Gene Expression in the Lungs of Healthy Smokers
Condition: Chronic Obstructive Pulmonary Disease (COPD)
Interventions: Dietary Supplement: Vitamin C, Vitamin E, Selenium;   Dietary Supplement: Placebo
15 Active, not recruiting Clinical Approaches to Correcting Vitamin D Inadequacy and Maintaining Adequacy
Conditions: Vitamin D Inadequacy;   Vitamin D Deficiency
Interventions: Dietary Supplement: Cholecalciferol (vitamin D3);   Dietary Supplement: Ergocalciferol (vitamin D2);   Dietary Supplement: Ergocalciferol (vitamin D2);   Dietary Supplement: Cholecalciferol (vitamin D3);   Dietary Supplement: Placebo
16 Recruiting Vitamin D Supplementation in Younger Women
Condition: Hypovitaminosis D
Interventions: Drug: vitamin D3;   Drug: vitamin D3
17 Active, not recruiting High Dose Vit D Musculoskeletal Symptoms & Bone Density in Anastrozole-Treated Breast Cancer With Marginal Vit D Status
Condition: Breast Neoplasms
Interventions: Drug: Vitamin D;   Drug: Calcium carbonate;   Drug: Calcium carbonate;   Drug: Vitamin D;   Other: Vitamin D
18 Completed Blue Sky Study: Impact of Milk and Vitamin D for Child Growth and Health
Condition: Vitamin D Deficiency
Interventions: Dietary Supplement: Mongolian milk without vitamin D;   Dietary Supplement: Mongolian milk with vitamin D;   Dietary Supplement: UHT milk;   Dietary Supplement: Milk Substitute;   Dietary Supplement: Seasonal D supplement;   Dietary Supplement: Daily D supplement
19 Completed The Norwegian Vitamin Trial (NORVIT)
Condition: Acute Myocardial Infarction
Interventions: Drug: Folic acid;   Drug: Vitamin B12;   Drug: Vitamin B6
20 Recruiting Effectiveness of Low Dose Complex B-Vitamins on Homocysteine Lowering Among Chinese Elderly--Randomized Control Trial (RCT)
Condition: Hyperhomocysteinemia
Intervention: Dietary Supplement: complex vitamin B

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