[Mixed up in a glass bowl, the paste bears a stronger resemblance to wet concrete than Crest. Emily Weiss, Emily Ferber, and intern extraordinaire Kim Johnson approach the bowl, toothbrushes in hand] ...

Toothpaste is something most of us use daily. But did you know that most conventional brands contain at least one harmful ingredient? Ingesting a small amount of these ingredients twice a day, adds up ...

The Fault in Our Stars' Shailene Woodley doesn’t just walk the I'm-so-holistic walk, she also talks the talk: She makes her own toothpaste from bentonite clay and peppermint oil upon the advice of a ...

Katherine Martinko is an expert in sustainable living. She holds a degree in English Literature and History from the University of Toronto. Bentonite clay is an aluminum phyllosilicate clay that has ...