The sweetener used in the sugar free chocolate is Maltitol which has a pleasant sweet taste about 90% as sweet as sugar,non-cariogenic and significantly reduced in calories.Maltitol is only 2.1 calories per gram compared to sugar at 4 calories per gram.Maltitol is useful in the diets of Diabetics because it is slowly absorbed into the system therefore when Maltitol is used,the rise in blood glucoseand the insulin response associated with the ingestion of glucose is reduced.