Soybean origin dates back to 2800 BC in China. Like other beans, soybeans grow in pods and come under the category of edible oil seeds. The cultivation of soybean disseminated from North China to Korea, Europe and USA. About 85% of the world’s soybeans are processed annually into soybean meal and oil. Approximately 98% of the soybean meal is crushed and further processed into animal feed with the balance used to make soy flour and proteins. many other products can also be obtained from soybean.