Monosodium Glutamate is made from natural corn and rice, it is processed after the modern biological technology fermentation. Monosodium Glutamate is a kind of seasoning, the main ingredient is Glutamate. People use MSG to enhance the flavour of food. And also MSG is a material when processing other compound seasoning such as stock cube, sauce, vinegar and other much more seasoning. So it has a big amount demand all over the world.