Monosodium Glutamate (MSG)
Monosodium Glutamate (MSG) is the sodium salt of the common amino acid glutamic acid. It's widely used as a flavor enhancer due to its ability to impart a savory, umami taste to foods. MSG is found naturally in some foods like tomatoes and cheese, but is also added to many processed foods.
- Category
- Flavour Enhancer
- Molecular Formula
- C5H8NO4Na
- Mechanism of Action
- MSG works by stimulating glutamate receptors on the taste buds, enhancing the perception of savory or umami flavors.
- Evidence Grade
- Grade B
Other Names
- Sodium glutamate
- Umami seasoning
- Ajinomoto
Primary Benefits
- Enhances flavor of foods
- Increases satisfaction and fullness from meals
Recommended Dosage
| Adults |
No defined recommended dosage. Use as per the food recipe or personal taste preference. |
| Children |
No defined recommended dosage. Use as per the food recipe or personal taste preference. |
Side Effects
- Headache
- Flushing
- Sweating
- Numbness or burning in face or neck
- Heart palpitations
- Chest pain
- Nausea
- Weakness
Precautions
- People with MSG sensitivity or allergy should avoid it
- Avoid high consumption due to potential side effects
Interactions
- No known significant interactions
Key References
- Williams AN, Woessner KM. Monosodium glutamate 'allergy': menace or myth? Clin Exp Allergy. 2009;39(5):640-646.
- Freeman M. Reconsidering the effects of monosodium glutamate: a literature review. J Am Acad Nurse Pract. 2006;18(10):482-486.
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