A review of various studies indicates that adequate supplementation of vitamins and minerals should be considered to improve Covid 19 infection outcomes. Several vitamins and trace elements may play critical functions in strengthening the immune system and in decreasing infections. Deficiency of the vitamins A, B, C, D, E, and K and minerals in the plasma concentration may lead to a reduction in the good performance of the immune system.

Micro nutrients are essential for the fight against infections including Covid-19 The Covid 19 virus bind to ACE2 (angiotensin-converting enzyme 2) expressing cells present in orals tissues, especially in alveolar lung cells, bronchial epithelium, and vascular endothelial cells. In the lungs, the infection causes down regulation of ACE2 receptors and up-regulation of the renin-angiotensin system (RAS) causing acute lung injury. RAS dysfunctions trigger…