Monosodium glutamate (MSG) is a flavor enhancer, which is the sodium salt of the amino acid glutamic acid. It is a white crystal that is easily soluble in water. It enhances and enhances the flavor, but does not contribute its own flavor. It can exist as one of the amino acids or in free form, which is how it effectively enhances the flavor of food. It is produced through the fermentation process of molasses. It is used at 0.1 1.0% in meats, soups and sauces.