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A Randomized Double Blinded Trial of Vitamin A Supplementation in Allogeneic Stem Cell Transplantation.
The investigators hypothesize that single oral high dose supplementation with vitamin A will reduce the incidence of moderate-severe chronic graft-versus-host …
Vitamin D Homeostasis in Sarcoidosis
This study evaluates the relationship between vitamin-D status and severity of sarcoidosis, and the effects of vitamin-D repletion in vitamin-D insufficient pa…
Triamcinolone With Vitamin D Synergistic Efficacy in Psoriasis
These studies are designed to assess the synergistic efficacy of topical 0.1% triamcinolone cream paired with 40,000 IU of oral vitamin D3 daily in treating mi…
Evaluation of the Clinical and Psychological Impact of Vitamin D Replacement in Adolescent Females at Risk for Polycystic Ovarian Syndrome (PCOS)
This study is a double blind, placebo controlled, randomized trial of study subjects with PCOS and low vitamin D to 2 groups- placebo and vitamin D replacement…
Randomized Trial of Enteral Vitamin D Supplementation in Infants < 28 Weeks Gestational Age or <1000 Grams Birth Weight
The objective of the study is to compare supplementation with vitamin D at 800 IU/day to usual care for the first 28 days after birth with respect to 25 (OH) v…
Implementation of High Dose Interval Vitamin D Supplementation in Patients With Inflammatory Bowel Disease Receiving Infliximab or Vedolizumab
The investigators will be administering oral high dose interval vitamin D, concurrently when participants are receiving biologic therapy for their inflammatory…
Does Vitamin C Increase the Body Heat Generated By The Nervous System?
The goals of this clinical trial are to determine whether or not vitamin C is able to: (1) increase the body heat generated by the sympathetic nervous system; …
Prebiotics in Women's Health and Aging: The Gut-Bone Connection
Prior studies have shown that dietary supplementation with dried plums (also known as prunes) reduces bone loss in postmenopausal women. The purpose of this cl…
Impact of Vitamin D Supplementation on the Rate of Pathologic Complete Response in Vitamin D Deficient Patients Receiving Neoadjuvant Chemotherapy for Operable Triple Negative Breast Cancer
A two arm pilot study investigating the rate of pathologic complete response in patients with vitamin D deficiency and triple negative breast cancer undergoing…