Monosodium Glutamate commonly known as MSG and also called Sodium Glutamate, is a sodium salt of an amino acid (L-glutamic acid).Monosodium Glutamate is used to intensify flavors of foods and produced by a bacterial fermentation process with starch or molasses. It is not only a direct taste enhancer but also a complex flavor enhancer for gravies, meats, poultry, sauces.