Sugar-free gum is best because it is usually less than 5 calories per piece, compared to 10 calories for regular gum. In fact, diet plans like Weight Watchers, Jenny Craig, and the American ...

Xanthan gum is one such additive found in many foods, from salad dressings to gluten-free baked goods ... It's made by fermenting sugar with the bacterium Xanthomonas campestris.

Procter & Gamble is already planning a rival gum carrying the Crest toothpaste name. Brands such as Orbit, which is made by Wrigley's, have already benefited from the idea that chewing sugar-free ...