Colgate's new Keep toothbrush has an aluminum handle and replaceable brush heads. It uses 80% less plastic than conventional toothbrushes.

Colgate Hum Smart Electric Toothbrush Down from $70 In addition to feeling like an expert toothbrusher now, the toothbrush itself looks adorable on my bathroom counter.

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 ...

Yet somehow, I still had hope for this new Colgate contraption. It’s officially called the “Colgate Smart Electronic Toothbrush E1,” a slick-sounding toothbrush name if I’ve ever heard one.

Colgate’s fist smart toothbrush, the E1, will be sold exclusively in Apple Stores for $99 — but it’s basically just a rebranded version of an older smart toothbrush, the Kolibree Ara ...

Few products are less glamorous than the toothbrush, but don’t tell that to category leader Colgate. The toothbrush wars flared up in 1993 when Procter & Gamble finally brought out its own set ...