Maize (Zea mays L.) is the most versatile crop among cereals with respect to its adaptability, types and uses. It is the second most widely grown crop in the world and cultivated in tropics, sub-tropics to temperate climate and has several types like field corn, sweet corn, popcorn and baby corn. Within field corn, it has several other types like quality protein maize (QPM), waxy maize, high-oil maize etc. Maize is an important crop for billions of people as food, feed, and industrial raw material. Currently, nearly 1147.7 million MT of maize is being produced together by over 170 countries from an area of 193.7 million ha with an average productivity of 5.75 t/ha (FAOSTAT, 2020). The global consumption pattern of maize is: feed-61%, food-17% and industry-22%. It has attained a position of industrial crop globally as 83% of its production in the world is used in feed, starch and bio fuel industries. Further, using maize directly or indirectly more than 3000 products are being made providing wide opportunity for value addition. Because of its myriad uses, it is a prime driver of the global agricultural economy.