Quick view Bentonite Clay Toothpowder - Non-CBD MSRP: $16.00 All-natural tooth powder, a powdered and more potent form of toothpaste! What is Bentonite Clay?Bentonite clay is a form of volcanic ash that gets its name from the largest known deposit in Fort Benton, WY. It has some unique... MSRP: $16.00 Quick Add Add to Wish list