Katherine Martinko is an expert in sustainable living. She holds a degree in English Literature and History from the University of Toronto. Haley Mast is a freelance writer, fact-checker, and small ...

When Colgate was developing its new low-waste Keep toothbrush, which has a reusable aluminum handle and replaceable heads (a starter pack costs $9.99; additional heads are $4.99 for two), the company ...

According to Colgate, Americans bought more than 495 million manual toothbrushes last year. Most of them ended up in a landfill because they cannot be easily recycled, Colgate said. Now Colgate has ...

According to Colgate-Palmolive, more than 495 million adult manual toothbrushes were purchased in the U.S. in 2020 and likely will end up in landfills because they cannot be easily recycled. This ...

Earlier this year, Colgate released a connected toothbrush, an artificially intelligent mouth cleaner that would be sold at Apple Stores for $100 a pop. It looks like most electric toothbrushes: thick ...