Erythritol is a sugar alcohol, it has been used a sugar substitute for many years. Erythritol has a good flavour comparable to sugar but with a slight cooling effect. There is little or no aftertaste. Erythritol has only 0.2 calories per gram which is 5% of the value of sugar. It also has 65% of the sweetness of sugar so is excellent as part of a calorie controlled diet. With a low glycemic index it is suitable for diabetics.