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vitamin d deficiency

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Vitamin D Deficiency, Orthostatic Intolerance, Nausea Trial in Winston-Salem (vitamin D supplement)

Completed
  • Vitamin D Deficiency
  • +2 more
  • vitamin D supplement
  • Winston-Salem, North Carolina
    Wake Forest Baptist Health
Jan 25, 2023

Vitamin D Deficiency Trial in Galveston (Placebo, 800 IU/day vitamin D supplementation with feedings in the first 28 days after

Not yet recruiting
  • Vitamin D Deficiency
  • Placebo
  • +2 more
  • Galveston, Texas
    The University of Texas Medical Branch
Jan 20, 2023

Polycystic Ovarian Syndrome in Adolescent Females, Vitamin D Deficiency Trial (Vitamin D 4000IU daily, Placebo)

Not yet recruiting
  • Polycystic Ovarian Syndrome in Adolescent Females
  • Vitamin D Deficiency
  • Vitamin D 4000IU daily
  • Placebo
  • (no location specified)
Jan 10, 2023

Chronic Kidney Disease 5D, Secondary Hyperparathyroidism Due to Renal Causes, Vitamin D Deficiency Trial (High-dose vitamin D2

Recruiting
  • Chronic Kidney Disease 5D
  • +2 more
  • High-dose vitamin D2 softgels
  • +2 more
  • Xi'an, Shaanxi, China
    The First Affiliated Hospital of Xi 'an Jiaotong University
Jan 5, 2023

Renal Dialysis, Vitamin D Deficiency Trial in Bronx (Cholecalciferol (Vitamin D))

Completed
  • Renal Dialysis
  • Vitamin D Deficiency
  • Cholecalciferol (Vitamin D)
  • Bronx, New York
    James J. Peters VA Medical Center, Bronx, NY
Jan 4, 2023

Post-COVID-19 Syndrome, Long COVID, Vitamin D Deficiency Trial in Durango (Magnesium chloride, Vitamin D, Inert )

Not yet recruiting
  • Post-COVID-19 Syndrome
  • +3 more
  • Magnesium chloride
  • +2 more
  • Durango, Dgo, Mexico
    Biomedical Research Unit. IMSS. Durango
Dec 26, 2022

Vitamin D Deficiency, Military Activity, Physical Stress Trial in Võru (Vitamin D3 capsules 4000IU/100µg., Vitamin D3 capsules

Completed
  • Vitamin D Deficiency
  • +2 more
  • Vitamin D3 capsules 4000IU/100µg.
  • Vitamin D3 capsules 600IU/15µg.
  • Võru, Võrumaa, Estonia
    Kuperjanov Infantry Battalion, Estonian Defence Forces
Dec 27, 2022

Vitamin D Deficiency, Vitamin D Insufficiency Trial in Boston (UVB treatment)

Completed
Has Results
  • Vitamin D Deficiency
  • Vitamin D Insufficiency
  • UVB treatment
  • Boston, Massachusetts
    General Clinical Research Unit (GCRU) BU School of Medicine
Dec 2, 2022

Vitamin D Deficiency With Selected Vitamin D Receptor Gene

Recruiting
  • Hypertensive Disorder of Pregnancy
  • Vitamin D Deficiency
  • Blood taking
  • Serdang, Selangor Darul Ehsan, Malaysia
    Hospital Pengajar UPM
Dec 17, 2022

Vitamin d Deficiency, Vitamin B 12 Deficiency, Protein Deficiency Trial in Trzin (Use of food supplement, Use of food

Completed
  • Vitamin d Deficiency
  • +2 more
  • Use of food supplement
  • Use of placebo food supplement
  • Trzin, Slovenia
    VIZERA
Dec 13, 2022

Vitamin d Deficiency Trial in Newark (Vitamin D, Placebo)

Recruiting
  • Vitamin d Deficiency
  • Vitamin D
  • Placebo
  • Newark, Delaware
    University of Delaware
Dec 12, 2022

Vitamin d Deficiency Trial in Nîmes (Vitamin D, Placebo)

Not yet recruiting
  • Vitamin d Deficiency
  • Vitamin D
  • Placebo
  • Nîmes, France
    CHU de Nîmes
Dec 8, 2022

Vitamin D Supplementation on Vedolizumab Response in Ulcerative

Completed
  • Ulcerative Colitis
  • +2 more
    • Wenzhou, Zhejiang, China
      SAHWenzhouMU
    Dec 13, 2022

    Vitamin D Deficiency, Surgery Trial (Vitamin D3, 95% MCT)

    Withdrawn
    • Vitamin D Deficiency
    • Surgery
    • Vitamin D3
    • 95% MCT
    • (no location specified)
    Dec 13, 2022

    Vitamin D Deficiency, Hepatocellular Carcinoma, Perioperative Complication Trial (Vitamin D, Placebo)

    Not yet recruiting
    • Vitamin D Deficiency
    • +2 more
    • Vitamin D
    • Placebo
    • (no location specified)
    Dec 6, 2022

    Dietary Challenges in the Population of Nursing Homes' Residents

    Enrolling by invitation
    • Nutritional Status
    • +10 more
    • Diagnostic Tests
    • Ljubljana, Slovenia
      Nutrition Institute, Ljubljana
    Dec 7, 2022

    Vitamin D in Periodontal and Cardiovascular Disease Progression

    Completed
    • Vitamin D Deficiency
    • Evaluation of periodontal status
    • Messina, Italy
      University of Messina
    Dec 7, 2022

    Vitamin D Deficiency, Major Trauma Trial in Taipei (Vitamin D, Placebo)

    Recruiting
    • Vitamin D Deficiency
    • Major Trauma
    • Vitamin D
    • Placebo
    • Taipei, Taiwan
      National Taiwan University Hospital
    Dec 6, 2022

    Vitamin D Deficiency, Burns Trial in Dallas (Ergocalciferol Capsules)

    Recruiting
    • Vitamin D Deficiency
    • Burns
    • Ergocalciferol Capsules
    • Dallas, Texas
      Parkland Health and Hospital Systems
    Oct 28, 2022

    Kidney Transplantation, Vitamin D Deficiency Trial in Omaha (vitamin D3)

    Active, not recruiting
    • Kidney Transplantation
    • Vitamin D Deficiency
    • vitamin D3
    • Omaha, Nebraska
      University of Nebraska Medical Center
    Oct 20, 2022

    Vitamin D Deficiency Trial in Warszawa (Cholecalciferol 120 000 IU)

    Completed
    • Vitamin D Deficiency
    • Cholecalciferol 120 000 IU
    • Warszawa, Poland
      Department of Endocrinology, Centre of Postgraduate Medical Educ
    Oct 19, 2022

    Vitamin D Deficiency Trial in Dubai (L. casei DG® (Lactobacillus paracasei CNCM I-1572), )

    Not yet recruiting
    • Vitamin D Deficiency
    • L. casei DG® (Lactobacillus paracasei CNCM I-1572)
    • placebo
    • Dubai, United Arab Emirates
      Rashid Hospital
    Oct 18, 2022

    Liver Transplant; Complications, Vitamin D Deficiency Trial (vitamin D supplementation, control)

    Not yet recruiting
    • Liver Transplant; Complications
    • Vitamin D Deficiency
    • vitamin D supplementation
    • control
    • (no location specified)
    Oct 5, 2022

    Baseline Vitamin D Deficiency and COVID-19 Disease Severity

    Completed
    • Vitamin D Deficiency
    • Covid19
    • Vitamin D
    • Pueblo, Colorado
      Parkview Medical Center
    Sep 30, 2022

    Chronic Kidney Disease stage3, Chronic Kidney Disease stage4, Vitamin d Deficiency Trial (CTAP101, Placebo)

    Not yet recruiting
    • Chronic Kidney Disease stage3
    • +3 more
    • (no location specified)
    Sep 13, 2022