Sodium selenate is the insecticide, which is widely used in horticulture for the simple control of aphids, mites, and mealy bugs. It is functional as the fungicide of molecular weights. Sodium selenite is made up of white and nonflammable crystals accessible with the density of 3.098. This is a water-soluble compound, accessible with good shelf life. This is effectively suited for the bio-fortification of crops. Also, it can mitigate the selenium deficiency in livestock as well as humans.