Background: The immune system defends the host against many harmful microorganisms. The immune system has developed to contain various specialized cell types, signaling molecules, and functional responses to deal with this wide range of threats. In Covid-19 infections immune system is the key component for prevention of the disease. Hospital admission and duration of stay due to covid 19 infection have a considerable physical, financial, and psychological burden for the individual, family, and country. Diet has been shown to have a vital role in boosting one's immunity. Non vegetarian diet is traditionally considered to be immunity boosting as it is rich in protein, vitamins, and micronutrients.