Vitamin D3 Levels in COVID-19 Outpatients From Western Mexico

Vitamin D3 Levels in COVID-19 Outpatients From Western Mexico: Clinical Correlation and Effect of Its Supplementation

The immunomodulatory effects of vitamin D are known to be beneficial in viral infections, it is also known that its deficiency is associated with a worse prognosis of COVID-19. This study aimed to determine the baseline vitamin D serum concentrations in asymptomatic or mildly symptomatic COVID-19 outpatients, as well as to evaluate the effects of supplementation with 10,00 IU/daily of vitamin D3 and its relationship with biochemical parameters and clinical features.

Inclusion criteria:

• Intervention group: Patients with positive PCR for COVID-19 of both sexes supplemented with vitamin D
• Control group: Patients with positive PCR for COVID-19 of both sexes
• Both groups: Mexican individuals, after signing the informed consent letter and over 18 years of age.

Exclusion criteria:

• Diseases that compromise the absorption of Vitamin D; Crohn's disease, cystic fibrosis, and celiac disease.