Vitamin D and COVID-19

The whole world is suffering from COVID-19 pandemic, one of the most dangerous pandemic in human history. This has called for an urgent requirement of public health measures which can reduce the risk of infection and mortality. This article aims to provide various mechanisms related to Vitamin – D which proves that it can be used as a preventive measure as well as can induce faster healing of the infected persons. Various studies have been published stating a connection between the spread of infections like influenza and deficiency of Vitamin – D. Recently a study of European countries state that the country with deficiency of Vitamin – D in its citizen has both high infection rate as well as mortality rate. Thus this article suggests how Vitamin – D reduces the risk of infection by maintaining cellular junction and reducing blood pressure and blood sugar levels in people suffering from Hypertension and Diabetes. It also reduces mortality as it helps in preventing lung injury caused due to inflammation by reducing the cytokines expression and concentration in the lungs. It also reduces the risk of sepsis caused by lung injury. Thus for treatment of COVID-19 infected people, higher doses of Vitamin D3 should be used and population studies should be done for the same.