Shakeel T. answered • 11/09/21
Tutor
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Neurologist and sleep medicine specialist
MSG is sodium salt of glutamic acid, it also elicits 5th flavor on taste buds called umami flavor.
it is proposed that it acts through G protein coupled receptors on taste buds on tongue.
https://www.frontiersin.org/files/Articles/587664/fphar-11-587664-HTML/image_m/fphar-11-587664-g002.jpg
Shakeel T.
G protein couple receptors on taste buds on tongue11/09/21