I've always wondered: how mint flavoring became associated with clean teeth

Mar 16, 2018
Listener Grant Cohoe says he's "not a fan of mint" and asks: "Why it is that mint is so ubiquitous in toothpaste, mouthwash and the like?"
Mint flavored toothpaste at the store. 
Mitchell Hartman/Marketplace

Need some Econ 101?

Our new Marketplace Crash Course is here to help. Sign-up for free, learn at your own pace.