Monosodium Glutamate As Flavor Enhancer

Monosodium glutamate (MSG) is the sodium salt of glutamic acid, an amino acid found naturally in many foods. It is produced commercially through the fermentation of carbohydrates, similar to how yogurt or wine is made. This process yields a white crystalline powder that enhances savory flavors.

MSG is used as a flavor enhancer to add an umami taste, which is a savory or meaty flavor. It is commonly found in processed foods like frozen dinners, soups, snack foods, and some meat products. Manufacturers add it to make foods taste more appealing.

MSG is generally recognized as safe (GRAS) by the FDA for use in food. Some individuals report experiencing short-term symptoms like headaches or flushing after consuming MSG, though controlled studies have not consistently linked these symptoms to MSG intake. JECFA and EFSA have evaluated MSG and found it to be safe. The FDA continues to monitor research on MSG.