The United States, the world's largest economy, accounts for approximately 25 percent of Nominal world GDP, and the seven largest economies (amalgamating the European Union economies as one) account for 75 percent of the total.
For this reason, when MSG is added to food, the FDA requires that it be listed on the label. MSG has been used as a food additive for decades. Over the years, the FDA has received many anecdotal reports of adverse reactions to foods containing MSG. These reactions â known as MSG symptom complex â include: Headache.
For other uses of MSG, see MSG (disambiguation) . Monosodium glutamate (MSG, also known as sodium glutamate) is the sodium salt of glutamic acid, one of the most abundant naturally occurring non-essential amino acids.Glutamate is found in tomatoes, Parmesan cheese, potatoes, mushrooms, and other vegetables and fruits.MSG is used in the food industry as a flavor enhancer with an umami taste that intensifies the meaty, savory flavor of food, as naturally occurring glutamate does in foods such as stews and meat soups.or other uses of MSG, see MSG (disambiguation) . Monosodium glutamate (MSG, also known as sodium glutamate) is the sodium salt of glutamic acid, one of the most abundant naturally occurring non-essential amino acids.