Monosodium glutamate (MSG) is one of the most commonly used flavor enhancers in the food industry because it has the capability of amplifying umami or savory attributes in food of many different kinds. Though it is widely criticized in use, especially when health matters are at stake, the science supporting MSG's value as a flavor-enhancing substance is sound. https://www.coherentmarketinsights.com/blog/how-monosodium-glutamate-enhances-food-flavor-1820