3g Impact Carbs. 17g of Protein. Only 1g of Sugar. For your low carb lifestyle. Important Carbohydrates Information: Total Carbohydrates 20g, Dietary Fiber 2g, Sugars 1g, Other Carbohydrates 17g. This bar delivers 3 grams of Impact Carbs. Impact Carbs, including sugars and starches, are the carbohydrates that have a significant impact on insulin and blood glucose levels and should be monitored as part of your Low-Carb Lifestyle. Other Carbs, including glycerine, have minimal impact on blood sugar levels. Total Carbohydrates in the Nutrition Facts box includes Dietary Fiber, Impact Carbs and Other Carbs.