Low vitamin D levels do not aggravate COVID-19 risk or death, and vitamin D supplementation does not improve outcomes in hospitalized patients with COVID-19: a meta-analysis and GRADE assessment of cohort studies and RCTs

Vitamin D Status is Associated With In-hospital Mortality and Mechanical Ventilation: A Cohort of COVID-19 Hospitalized Patients

(2021) Angeliki M. Angelidi et al.   MAYO CLINIC PROCEEDINGS

Association of vitamin D status with hospital morbidity and mortality in adult hospitalized COVID-19 patients

(2021) Nipith Charoenngam et al.   Endocrine Practice

Effect of a Single High Dose of Vitamin D3 on Hospital Length of Stay in Patients With Moderate to Severe COVID-19

(2021) Igor H. Murai et al.   JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION

Vitamin D and covid-19

(2021) Karani S Vimaleswaran et al.   BMJ-British Medical Journal

COVID-19 Disease Severity and Death in Relation to Vitamin D Status among SARS-CoV-2-Positive UAE Residents

(2021) Habiba AlSafar et al.   Nutrients

Therapeutic and prognostic role of vitamin D for COVID-19 infection: A systematic review and meta-analysis of 43 observational studies

(2021) Fausto Petrelli et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

Editorial: low population mortality from COVID-19 in countries south of latitude 35 degrees North supports vitamin D as a factor determining severity

(2020) Jonathan M. Rhodes et al.   ALIMENTARY PHARMACOLOGY & THERAPEUTICS

Is ethnicity linked to incidence or outcomes of covid-19?

(2020) Kamlesh Khunti et al.   BMJ-British Medical Journal

Low plasma 25(OH) vitamin D level is associated with increased risk of COVID‐19 infection: an Israeli population‐based study

(2020) Eugene Merzon et al.   FEBS Journal

Greater risk of severe COVID-19 in Black, Asian and Minority Ethnic populations is not explained by cardiometabolic, socioeconomic or behavioural factors, or by 25(OH)-vitamin D status: study of 1326 cases from the UK Biobank

(2020) Zahra Raisi-Estabragh et al.   JOURNAL OF PUBLIC HEALTH

Vitamin D deficiency as a predictor of poor prognosis in patients with acute respiratory failure due to COVID-19

(2020) G. E. Carpagnano et al.   JOURNAL OF ENDOCRINOLOGICAL INVESTIGATION

Role of vitamin D in preventing of COVID-19 infection, progression and severity

(2020) Nurshad Ali   Journal of Infection and Public Health

Vitamin D and COVID-19 infection and mortality in UK Biobank

(2020) Claire E. Hastie et al.   EUROPEAN JOURNAL OF NUTRITION

Impact of Serum 25(OH) Vitamin D Level on Mortality in Patients with COVID-19 in Turkey

(2020) S. Karahan et al.   Journal of Nutrition Health & Aging

Vitamin D and survival in COVID-19 patients: A quasi-experimental study

(2020) Cédric Annweiler et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

“Effect of calcifediol treatment and best available therapy versus best available therapy on intensive care unit admission and mortality among patients hospitalized for COVID-19: A pilot randomized clinical study”

(2020) Marta Entrenas Castillo et al.   JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY

SARS-CoV-2 positivity rates associated with circulating 25-hydroxyvitamin D levels

(2020) Harvey W. Kaufman et al.   PLoS One

Vitamin D Deficiency and Outcome of COVID-19 Patients

(2020) Aleksandar Radujkovic et al.   Nutrients

Association of Vitamin D Status and Other Clinical Characteristics With COVID-19 Test Results

(2020) David O. Meltzer et al.   JAMA Network Open

Serum 25(OH)D Level on Hospital Admission Associated With COVID-19 Stage and Mortality

(2020) Dieter De Smet et al.   AMERICAN JOURNAL OF CLINICAL PATHOLOGY

Increased risk for COVID-19 in patients with vitamin D deficiency

(2020) Joseph Katz et al.   NUTRITION

The relationship between vitamin D and risk of atrial fibrillation: a dose-response analysis of observational studies

(2019) Xiao Liu et al.   Nutrition Journal