Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients?
Condition:   COVID Intervention:   Dietary Supplement: vitamin d Sponsor:   Bursa City Hospital Enrolling by invitation (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Effect of Short-term Sunlight Exposure on Blood Pressure and Pulse Rate in Vitamin D3 Insufficient, Prehypertensive Patients
Condition:   Sunlight Exposure Intervention:   Other: Sunlight exposure Sponsor:   Korea University Anam Hospital Completed (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients?
Condition:   COVID Intervention:   Dietary Supplement: vitamin d Sponsor:   Bursa City Hospital Enrolling by invitation (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Effect of Short-term Sunlight Exposure on Blood Pressure and Pulse Rate in Vitamin D3 Insufficient, Prehypertensive Patients
Condition:   Sunlight Exposure Intervention:   Other: Sunlight exposure Sponsor:   Korea University Anam Hospital Completed (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients?
Condition:   COVID Intervention:   Dietary Supplement: vitamin d Sponsor:   Bursa City Hospital Enrolling by invitation (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Effect of Short-term Sunlight Exposure on Blood Pressure and Pulse Rate in Vitamin D3 Insufficient, Prehypertensive Patients
Condition:   Sunlight Exposure Intervention:   Other: Sunlight exposure Sponsor:   Korea University Anam Hospital Completed (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients?
Condition:   COVID Intervention:   Dietary Supplement: vitamin d Sponsor:   Bursa City Hospital Enrolling by invitation (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Effect of Short-term Sunlight Exposure on Blood Pressure and Pulse Rate in Vitamin D3 Insufficient, Prehypertensive Patients
Condition:   Sunlight Exposure Intervention:   Other: Sunlight exposure Sponsor:   Korea University Anam Hospital Completed (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients?
Condition:   COVID Intervention:   Dietary Supplement: vitamin d Sponsor:   Bursa City Hospital Enrolling by invitation (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Effect of Short-term Sunlight Exposure on Blood Pressure and Pulse Rate in Vitamin D3 Insufficient, Prehypertensive Patients
Condition:   Sunlight Exposure Intervention:   Other: Sunlight exposure Sponsor:   Korea University Anam Hospital Completed (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients?
Condition:   COVID Intervention:   Dietary Supplement: vitamin d Sponsor:   Bursa City Hospital Enrolling by invitation (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Effect of Short-term Sunlight Exposure on Blood Pressure and Pulse Rate in Vitamin D3 Insufficient, Prehypertensive Patients
Condition:   Sunlight Exposure Intervention:   Other: Sunlight exposure Sponsor:   Korea University Anam Hospital Completed (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients?
Condition:   COVID Intervention:   Dietary Supplement: vitamin d Sponsor:   Bursa City Hospital Enrolling by invitation (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Effect of Short-term Sunlight Exposure on Blood Pressure and Pulse Rate in Vitamin D3 Insufficient, Prehypertensive Patients
Condition:   Sunlight Exposure Intervention:   Other: Sunlight exposure Sponsor:   Korea University Anam Hospital Completed (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients?
Condition:   COVID Intervention:   Dietary Supplement: vitamin d Sponsor:   Bursa City Hospital Enrolling by invitation (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Effect of Short-term Sunlight Exposure on Blood Pressure and Pulse Rate in Vitamin D3 Insufficient, Prehypertensive Patients
Condition:   Sunlight Exposure Intervention:   Other: Sunlight exposure Sponsor:   Korea University Anam Hospital Completed (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients?
Condition:   COVID Intervention:   Dietary Supplement: vitamin d Sponsor:   Bursa City Hospital Enrolling by invitation (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Effect of Short-term Sunlight Exposure on Blood Pressure and Pulse Rate in Vitamin D3 Insufficient, Prehypertensive Patients
Condition:   Sunlight Exposure Intervention:   Other: Sunlight exposure Sponsor:   Korea University Anam Hospital Completed (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Do Vitamin D Levels Really Correlated With Disease Severity in COVID-19 Patients?
Condition:   COVID Intervention:   Dietary Supplement: vitamin d Sponsor:   Bursa City Hospital Enrolling by invitation (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Effect of Short-term Sunlight Exposure on Blood Pressure and Pulse Rate in Vitamin D3 Insufficient, Prehypertensive Patients
Condition:   Sunlight Exposure Intervention:   Other: Sunlight exposure Sponsor:   Korea University Anam Hospital Completed (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 19, 2020 Category: Research Source Type: clinical trials

Dietary Supplement With Magnesium, Vitamins, Rhodiola and L-theanine Stressed Subjects: Randomized Study Versus Placebo (MAGRITTE)
Condition:   Stress, Psychological Intervention:   Dietary Supplement: Stress Resist® (oral dietary supplement) Sponsor:   University Hospital, Clermont-Ferrand Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 18, 2020 Category: Research Source Type: clinical trials

Relation Between Plasma Vitamin K2 and Glycemic Control and Metabolic Parameters in Type 2 Diabetic Patients.
Condition:   Vitamin k2 in Type 2 DM Intervention:   Diagnostic Test: blood sampling Sponsor:   Cairo University Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Vitamin D as a Therapeutic Adjunct in the Stimulant Treatment of ADHD: a Proof-of-concept Tele-health Study of Stimulant-induced Improvement in Neurocognitive Functioning.
Condition:   ADHD Interventions:   Drug: Calcitriol;   Other: Placebo Sponsor:   Yale University Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Effects of Vitamin D and Omega-3 Supplementation on Telomeres in VITAL
Condition:   Aging Interventions:   Dietary Supplement: Vitamin D3 (cholecalciferol);   Drug: fish oil Sponsors:   Augusta University;   National Heart, Lung, and Blood Institute (NHLBI) Active, not recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Investigating the Role of Vitamin D in the Morbidity of COVID-19 Patients
Conditions:   COVID-19;   Vitamin D Deficiency Intervention:   Sponsor:   Tameside General Hospital Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Vitamin D and COVID-19 Management
Condition:   COVID-19 Interventions:   Dietary Supplement: Ergocalciferol;   Dietary Supplement: Vitamin D3 Sponsor:   University of Alberta Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Relation Between Plasma Vitamin K2 and Glycemic Control and Metabolic Parameters in Type 2 Diabetic Patients.
Condition:   Vitamin k2 in Type 2 DM Intervention:   Diagnostic Test: blood sampling Sponsor:   Cairo University Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Vitamin D as a Therapeutic Adjunct in the Stimulant Treatment of ADHD: a Proof-of-concept Tele-health Study of Stimulant-induced Improvement in Neurocognitive Functioning.
Condition:   ADHD Interventions:   Drug: Calcitriol;   Other: Placebo Sponsor:   Yale University Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Effects of Vitamin D and Omega-3 Supplementation on Telomeres in VITAL
Condition:   Aging Interventions:   Dietary Supplement: Vitamin D3 (cholecalciferol);   Drug: fish oil Sponsors:   Augusta University;   National Heart, Lung, and Blood Institute (NHLBI) Active, not recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Investigating the Role of Vitamin D in the Morbidity of COVID-19 Patients
Conditions:   COVID-19;   Vitamin D Deficiency Intervention:   Sponsor:   Tameside General Hospital Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Vitamin D and COVID-19 Management
Condition:   COVID-19 Interventions:   Dietary Supplement: Ergocalciferol;   Dietary Supplement: Vitamin D3 Sponsor:   University of Alberta Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Relation Between Plasma Vitamin K2 and Glycemic Control and Metabolic Parameters in Type 2 Diabetic Patients.
Condition:   Vitamin k2 in Type 2 DM Intervention:   Diagnostic Test: blood sampling Sponsor:   Cairo University Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Vitamin D as a Therapeutic Adjunct in the Stimulant Treatment of ADHD: a Proof-of-concept Tele-health Study of Stimulant-induced Improvement in Neurocognitive Functioning.
Condition:   ADHD Interventions:   Drug: Calcitriol;   Other: Placebo Sponsor:   Yale University Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Effects of Vitamin D and Omega-3 Supplementation on Telomeres in VITAL
Condition:   Aging Interventions:   Dietary Supplement: Vitamin D3 (cholecalciferol);   Drug: fish oil Sponsors:   Augusta University;   National Heart, Lung, and Blood Institute (NHLBI) Active, not recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Investigating the Role of Vitamin D in the Morbidity of COVID-19 Patients
Conditions:   COVID-19;   Vitamin D Deficiency Intervention:   Sponsor:   Tameside General Hospital Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials

Vitamin D and COVID-19 Management
Condition:   COVID-19 Interventions:   Dietary Supplement: Ergocalciferol;   Dietary Supplement: Vitamin D3 Sponsor:   University of Alberta Not yet recruiting (Source: ClinicalTrials.gov)
Source: ClinicalTrials.gov - May 13, 2020 Category: Research Source Type: clinical trials