ELI5: Explain Like I'm 5

Glutamate flavoring

Have you ever tasted something that made your taste buds go "YUM!"? Well, one thing that can make food taste really good is a flavoring called glutamate.

Glutamate is a tiny little molecule that can be found naturally in some foods, mainly in meat and cheese. But scientists have also figured out how to make it in a lab, and then they can use it to make other foods taste even better.

When you eat food with glutamate, it sends a message to your brain that makes it think the food tastes really yummy. This is because glutamate stimulates the cells on your tongue and in your nose that detect "umami" flavor, which is kind of like a savory or meaty taste.

But don't worry, glutamate is safe to eat in reasonable amounts. It's used in lots of different foods, like chips, soup, and even baby food.

So next time you take a bite of something delicious, remember that little molecule called glutamate might be the reason your taste buds are doing a happy dance!