Trials / Conditions / Vitamin D Insufficiency

Vitamin D Insufficiency

20 registered clinical trials studyying Vitamin D Insufficiency — 3 currently recruiting.

Status	Trial	Sponsor	Phase
Enrolling By Invitation	Investigating the Impact of Vitamin D Biofortified Tomatoes on Serum Levels of 25(OH)D NCT07142759	Quadram Institute Bioscience	N/A
Recruiting	25(OH)-Vitamin D and Its Association With Structural and Functional Parameters in Hospitalized Patients With N NCT06791044	Dionyssiotis, Yannis, M.D.	N/A
Completed	Evaluating the Effect of SOLIUS UV Light Source in Improving Vitamin D Status NCT04780776	Boston University	N/A
Completed	Solius UV Light Source in Improving Serum Levels of 25-hydroxyvitamin D NCT04865432	Boston University	N/A
Completed	Efficacy and Safety of Calcifediol vs Placebo in Subjects With Vitamin D Deficiency NCT04735926	Faes Farma, S.A.	Phase 2 / Phase 3
Completed	Pharmacokinetics and Safety Study of CTAP101 Capsules in Japanese and Non-Japanese Healthy Subjects and Non-Ja NCT03660800	OPKO Health, Inc.	Phase 1
Completed	Repeated-dose Safety, Efficacy, Pharmacokinetic and Pharmacodynamic of CTAP101, Immediate-release Calcifediol, NCT03588884	OPKO Health, Inc.	Phase 4
Completed	Gene Expression, Metabolomic, Microbiome, and Calcium Metabolism in Response to Varied Vitamin D Dosages NCT02856776	Boston University	N/A
Terminated	Vitamin D to Improve Nutrition Prior to Bariatric Surgery and Investigate the Relationship With Negative Outco NCT02212652	Johns Hopkins University	N/A
Completed	The Effects of Serum Vitamin D and IVF Outcome NCT02187146	University of Birmingham	—
Completed	Effect of Omega-3 Fatty Acid on Vitamin D Activation NCT01596842	Dong-A University	Phase 4
Completed	D Vitamin Intervention in VA NCT01375660	US Department of Veterans Affairs	N/A
Completed	Safety/Efficacy Study of CTAP101 in Chronic Kidney Disease Subjects With Secondary Hyperparathyroidism (SHPT) NCT01219855	OPKO Health, Inc.	Phase 2 / Phase 3
Recruiting	Vitamin D Homeostasis in Sarcoidosis NCT03621553	University of Texas Southwestern Medical Center	Phase 4
Completed	Vitamin D Supplementation and Physical Function in Older Adults NCT01179503	Wake Forest University Health Sciences	EARLY_Phase 1
Completed	Seasonal Variations in Serum 25-hydroxy Vitamin-D Levels in a Swedish Cohort NCT02136407	Sahlgrenska University Hospital	—
Completed	Metabolic Effects of Vitamin D in Patients With Type 2 Diabetes NCT00812578	University of Aarhus	Phase 2
Completed	Trial to Assess Vitamin D Requirements in Lactating Women NCT01349127	University College Cork	N/A
Completed	Vitamin D Inadequacy in Rural Populations, Evaluation of Correction by Food Supplementation NCT00690417	University of Wisconsin, Madison	N/A
Completed	Vitamin D Levels and Vitamin D Education in Geriatric Patients NCT00273611	University of Colorado, Denver	N/A