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25-hydroxyvitamin D- 25(OH) D

Showing 1 - 25 of >10,000
STUDY
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Vitamin D Deficiency, 25-Hydroxyvitamin D3 Deficiency, Selective Trial in Cuernavaca (vitamin D-enhanced egg, Control)

Completed
  • Vitamin D Deficiency
  • 25-Hydroxyvitamin D3 Deficiency, Selective
  • vitamin D-enhanced egg
  • Control
  • Cuernavaca, Morelos, Mexico
    Instituto Nacional de Salud Pública
Oct 19, 2023

Chronic Kidney Disease Trial in Seattle (D6-25-hydroxyvitamin D3)

Completed
Has Results
  • Chronic Kidney Disease
  • D6-25-hydroxyvitamin D3
  • Seattle, Washington
    University of Washington
May 14, 2022

Multiple Sclerosis, Relapsing-Remitting, Adult ALL, Vitamin D3 Deficiency Trial (25(OH)D3, vitamin D3)

Not yet recruiting
  • Multiple Sclerosis, Relapsing-Remitting
  • +2 more
  • 25(OH)D3
  • vitamin D3
  • (no location specified)
Apr 16, 2022

Chronic Kidney Disease Trial in Seattle (D6-25-hydroxyvitamin D3)

Completed
Has Results
  • Chronic Kidney Disease
  • D6-25-hydroxyvitamin D3
  • Seattle, Washington
    University of Washington
Aug 31, 2021

Vitamin D Deficiency Trial in Jakarta Pusat (Cholecalciferol)

Active, not recruiting
  • Vitamin D Deficiency
  • Jakarta Pusat, DKI Jakarta, Indonesia
    Cipto Mangunkusumo National Center General Hospital
Sep 22, 2023

Patients With Periodontitis (Stage III)

Completed
  • Vitamin D Deficiency
  • Periodontitis
  • taking a blood sample
  • Erzurum, None Selected, Turkey
    Ataturk University
Jun 1, 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

Correlation Between Serum 25(OH)D Level and Pregnancy Outcome

Recruiting
  • Vitamin D Deficiency
  • +2 more
  • Serum levels of vitamin D
  • Shanghai, Shanghai, China
    Renji Hospital Affiliated to Shanghai Jiao Tong University Schoo
Apr 21, 2023

Bioavailability of Vitamin D(25(OH)D) and Omega-3 Fatty Acid

Recruiting
  • Nutrition, Healthy
  • DHA/EPA bioenhanced chicken
  • 25(OH)D bioenhanced chicken
  • Ithaca, New York
    Human Metabolic Research Unit
Jun 3, 2022

COVID-19 Vaccination on Serum 25-hydroxyvitamin D Level

Recruiting
  • Acne Vulgaris
  • +2 more
  • Blood test and skin evaluation
  • Taipei, Taiwan
    Department of Dermatology, National Taiwan University Hospital
Jun 8, 2022

25-hydroxyvitamin D Levels Trial in Amman (Dietary Supplement: Omega3-FA)

Completed
  • 25-hydroxyvitamin D Levels
  • Dietary Supplement: Omega3-FA
  • Amman, Jordan
    Mahmoud S Abu-Samak
Feb 23, 2022

25OH Vitamin D Overdoses and Risk of Bronchopulmonary Dysplasia

Recruiting
  • Bronchopulmonary Dysplasia
  • Vitamin D Overdose
  • Is 25 OH vitamin D overdose a risk factor of bronchopulmonary dysplasia or death ?
  • Bron, France
    Hôpital Femme Mère Enfant
Jul 13, 2023

Cystic Fibrosis Trial in Seattle (d6-25-hydroxyvitamin D3)

Active, not recruiting
  • Cystic Fibrosis
  • d6-25-hydroxyvitamin D3
  • Seattle, Washington
    University of Washington
Sep 27, 2021

Vitamin D Deficiency Trial in Shreveport (Vitamin D, Placebo, Vitamin D + L-cysteine)

Recruiting
  • Vitamin D Deficiency
  • Vitamin D
  • +3 more
  • Shreveport, Louisiana
    Louisiana State University Health Shreveport
Sep 2, 2022

Osteoporosis Trial (MK-217A/Alendronate Sodium 70-mg/Vitamin D3 5600 IU Combination Tablet)

Completed
Has Results
  • Osteoporosis
  • MK-217A/Alendronate Sodium 70-mg/Vitamin D3 5600 IU Combination Tablet
  • (no location specified)
Feb 1, 2022

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

Recruiting
  • Vitamin D Deficiency
  • Vitamin D Insufficiency
  • UVB treatment
  • Sham comparator
  • Boston, Massachusetts
    BU School of Medicine
Mar 28, 2022

Burosumab and 1-25 (OH) Vitamin D on Human Osteoclasts

Completed
  • Hypophosphatemic Rickets
  • blood sample
  • Bron, France
  • +2 more
Oct 5, 2022

Premature Infants Trial in Houston (Vitamin D, Placebo)

Active, not recruiting
  • Premature Infants
  • Vitamin D
  • Placebo
  • Houston, Texas
    Baylor College of Medicine / Texas Children's Hospital
Oct 6, 2022

Vitamin D Deficiency, Fat Malabsorption Trial in Boston (Calcifediol, Calciferol)

Completed
  • Vitamin D Deficiency
  • Fat Malabsorption
  • Boston, Massachusetts
    Solomon Carter Fuller Mental Health Center
Jun 2, 2020

Mental Health Issue Trial in Haveli (25 hydroxy cholecalciferol (Vitamin D) /25(OH)D3., Placebo)

Not yet recruiting
  • Mental Health Issue
  • 25 hydroxy cholecalciferol (Vitamin D) /25(OH)D3.
  • Placebo
  • Haveli, Azad Jammu And Kashmir, Pakistan
    District Headquarter Hospital Haveli
Oct 24, 2023

Burosumab and 1-25 (OH) Vitamin D on Human Osteoblasts

Recruiting
  • Craniosynostoses
  • osteoblast biology study
  • Bron, France
    Centre de référence des craniosténoses et malformations cranio-f
Mar 22, 2022

Boys and Girls High School Basketball Players

Recruiting
  • Bone Health
  • Vitamin D
  • +2 more
  • Bradenton, Florida
    IMG Academy
Dec 19, 2022

Mental Wellbeing, Depression, Anxiety, Bone Density, Low Trial (Vitamin D supplement)

Not yet recruiting
  • Mental Wellbeing
  • +4 more
  • Vitamin D supplement
  • (no location specified)
Feb 13, 2023

Vitamin D Deficiency Trial in Los Angeles (Vitamin D, 25(OH)D3)

Completed
  • Vitamin D Deficiency
  • Los Angeles, California
  • +1 more
Apr 26, 2021

Pityriasis Alba Trial in Tashkent (Detection of Plasma levels of 25(OH) vitamin D by ELISA technique, Detection of Total serum

Active, not recruiting
  • Pityriasis Alba
  • Detection of Plasma levels of 25(OH) vitamin D by ELISA technique
  • Detection of Total serum immunoglobulin E by ELISA technique
  • Tashkent, Uchtepa, Uzbekistan
    Research institute of epidemiology, microbiology and infectious
Sep 13, 2021