Did you know you can measure your unique tolerance to sugars like sorbitol using your FoodMarble AIRE? — What is sorbitol? Sorbitol is a type of sugar alcohol (or polyol), which is commonly found in a range of fruits and vegetables. It can also be found in toothpaste, mouthwash, chewing gum, soft drinks (used as a low-calorie sweetener) and in low-calorie and diabetic food products as a sweetener.