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Vitamin Deficiency Clinical Trials

A listing of Vitamin Deficiency medical research trials actively recruiting patient volunteers. Search for closest city to find more detailed information on a research study in your area.


Found (82) clinical trials

Vitamin B12 Supplementation During Pregnancy on Cognitive Development

Cobalamin (Vitamin B12) deficiency is common in many low- and middle-income countries. This is not surprising as the main source of vitamin B12 is animal source foods, which are expensive and for cultural and religious reasons often not eaten at all. We have in several studies in women and children ...


Vitamin D Supplementation in Kidney Disease

Background Objectives Methods Status

Phase N/A

Monitored vs Standard Supplementation of Vitamin D in Preterm Infants

Vitamin D (vit D) deficiency is a risk factor of osteopenia of prematurity, which leads to rickets or decreased bone mass mineral density. Recently multiple studies have been published on vit D adjust biological functions. Dosage, safety and effectiveness of vitD supplementation in preterm infants still remains a controversial topic. ...

Phase N/A

Vitamin D for Muscle Metabolic Function in Cancer Cachexia

Vitamin D repletion is linked to improved muscle mitochondrial function, lipid deposition and preservation; however, while vitamin D insufficiency is common in cancer, the mechanistic effects of vitamin D on muscle metabolic health in cancer patients have not been studied. This is important to address because cancer cachexia is characterized ...

Phase N/A

Vitamin D Deficiency Treatment Outcomes After Non-ST-Segment Elevation Myocardial Infarction

The leading cause of death in the world is due to cardiovascular events, which originate from coronary artery stenosis therefore it affects myocardial blood flow and finally may cause infarction. ST-Segment elevation is an indicator of infarction (STEMI) in electrocardiography (ECG) besides cardiac enzymes like troponin; however, there is another ...


The Influence of Food Matrix Delivery System on the Bioavailability of Vitamin D3

BACKGROUND The current project is a part of the vitamin D fortification with enhanced bioavailability study program (acronym: DFORT) which is an interdisciplinary project including research groups from Denmark, Spain, and the Netherlands supported by the Danish Innovation Foundation. The overall aim of DFORT is to develop more efficient strategies ...

Phase N/A

High-dose Vitamin D Supplements in Older Adults

General Design This Phase 2 randomized clinical trial of high-dose vs. standard dose Vitamin D (VitD) supplementation aims to prove feasibility of the intervention in a diverse community-recruited cohort and to provide an estimate of the effect sizes of treatment on cognitive change and brain MRI volumetric measures as the ...


PK/PD of Vitamin D3 in Adults With CF

Clinically stable CF patients with a history of pancreatic insufficiency (n=6) and matching non-CF subjects (n=6) will be recruited in this study. All subjects will be pre-screened for 25(OH)D status to include those with 25(OH)D levels below 30 ng/mL. The subjects will receive a single oral dose (300,000 - 600,000 ...

Phase N/A

Magnesium as a Mediator of Bone and Vitamin D Metabolism in Patients on Antiepileptic Drug Therapy

The objective of this study is to determine the role of magnesium on bone and vitamin D metabolism in patients receiving anti-epileptic medications.

Phase N/A

Vitamin A Palmitate Supplementation in People With Age-Related Macular Degeneration (and Without Reticular Pseudodrusen) and Delayed Dark Adaptation

Objective: The objective of this study is to investigate the potential efficacy of vitamin A palmitate in improving dark adaptation in participants with age-related macular degeneration (AMD) and abnormal dark adaptation. Study Population: Ten participants will be initially accrued, however, up to twenty participants with AMD who meet the eligibility ...

Phase N/A