The food additive monosodium glutamate is an organic compound also known as monosodium glutamate.

Monosodium glutamate is widely used in the food production industry as a food additive. It is usually added to food by mixing it into other ingredients in powdered or granular form, or by adding MSG directly to the food. Monosodium glutamate is an amino acid that occurs naturally in many foods, such as seaweed, abalone, and tofu. In food processing, monosodium glutamate is usually obtained by fermentation or chemical synthesis.

Monosodium glutamate is a colorless, odorless crystal that disintegrates and melts at 232 °C. Monosodium glutamate is very water soluble, dissolving 74 grams of monosodium glutamate in 100 milliliters of water. Monosodium glutamate is a salt formed from sodium ions and glutamate ions, where glutamate is an amino acid and sodium is a metallic element.

Requirements for the use of food additives:

1, the use of food additives must be consistent with GB2760 "Health Standards for the Use of Food Additives" or the Ministry of Health announcement list of varieties and their scope of use, the amount of use, and to eliminate the use of "food that may be illegal to add non-food substances and easy to abuse the food additive varieties List".

2. Food additives shall not be used for the purpose of covering up the corruption and deterioration of food, or adulteration, adulteration, counterfeiting. As far as possible not to use food additives, do need to use, should be used within the limits.

3, strictly prohibit the illegal use of boric acid, borax, poppy husk, waste edible oils and fats, industrial materials and other non-food substances and abuse of food additives. Prohibit the purchase, storage and use of nitrite.

Reference to the above: Baidu Encyclopedia - Monosodium Glutamate

Reference to the above: Baidu Encyclopedia - Amino Acids