Doctor's CarbRite Diet Sugar Free Bar is a perfect chocolate bar for those on a low carbohydrate of low sugar diet. With 0 grams of sugars, each serving is packed with lots of nutrition and loads of great chocolate taste. It is just what the doctor ordered. For carb conscious dieters: This bar contains 0g of carbs (Net Impact Carbs) that should be counted towards your daily carbohydrate intake. Net impact carbs include only those carbohydrates that cause a noted impact on blood sugar and exclude fiber and malititol. Gluten-Free.