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PeanutSalsa t1_itw4lqn wrote

Why is monosodium glutamate (MSG) such a trigger of headaches for people?

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cucciaman OP t1_itw76tz wrote

>Why is monosodium glutamate (MSG) such a trigger of headaches for people?

Hey /u/PeanutSalsa,

MSG, a common food ingredient is a trigger of headaches for some people because it contains an excitatory neurotransmitter (glutamate). This means that it can cause nerves to fire more easily, which can lead to headaches. This effect will vary from person to person.

-RK

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