aftergum

So Does Matcha Actually Cause Bad Breath?

The short answer is yes, it can. But probably not for the reasons you think. Matcha itself isn't inherently smelly. It's a finely ground green tea powder, and green tea actually contains compounds called catechins that may help fight bacteria in your mouth. In theory, matcha should be good for your breath. But here's where it gets tricky.

Matcha vs. Coffee: Which Is Worse for Your Breath?

They're honestly pretty similar. Both contain caffeine that dries out your mouth. Both are often consumed with milk and sweeteners. And both leave a residue that bacteria love. Coffee tends to have a stronger immediate smell, but matcha can create a more lingering, stale taste that's harder to get rid of because of how the powder coats your mouth. The solution for both is the same.

How to Prevent Matcha Breath?

Drink water right after. A few sips of water help rinse away the matcha coating on your tongue and rehydrate your mouth. This alone makes a big difference. Skip the sugar. If you can, reduce the sweeteners in your matcha. Every gram of sugar is fuel for odor-causing bacteria. If you need sweetness, look for options sweetened with xylitol instead. Chew aftergum® after your matcha.