If you’ve never heard of tooth powder, you’re not alone. This age-old product was the precursor to toothpaste, but it fell out of favor decades ago. Even though it’s hard to find on store shelves, ...

Anyone who wants to reduce their carbon footprint knows that sometimes even a small change in habits can make a big impact. The best zero-waste toothpastes come in a variety of effective forms — from ...

Millions of people across the world do it before going to bed every night: brush their teeth with toothpaste. Most of them give little thought to the product, but there is a lot of minty-fresh science ...