Immunomodulator dietary foods as a promising preventive tool against infectious diseases such as COVID-19

Abstract

The pandemic crisis of COVID-19 has brought significant attention towards increasing natural defense mechanism i.e. immunity in order to fight emerging new species of micro-organism. Natural ways to improve immunity include two major components, regular exercise and nutrient diet. The former is physical process and also demand the later and hence healthy nutritional diet can be claimed as basis for improving natural immunity. There are numerous plants and vegetables which can be used in diet however, few vegetables are most common around the globe. These immunomodulator dietary vegetables used as foods can be a promising preventive tool against infectious diseases such as COVID-19. Present work was undertaken in view of a review to present the commonly utilizable 17 vegetables and their nutritional information. The study was done based on gist of selected previous works and established nutritional facts related to selected dietary vegetables, their nutrition profile and its relation with immunity. The 17 vegetables are rich source of Calories, Carbohydrate, Protein, Vitamins such as A, D, B12, C, and B6; micronutrients such as Calcium, Sodium, Potassium, Iron, and Magnesium. All these vegetables have very less fat and no Cholesterol, which insures their health stimulating effect. Based on availability, use of these vegetables in alternate way can help to ensure supplementation of essential nutrients to boost natural immunity.