Granola and cereal bars are a convenience food product that can be a great source of nutritional value when you are on the run. The calorie chart below shows the nutrition facts for various granola and cereal bars and, as you will notice, many are rich in healthy carbohydrates as well as essential vitamins and minerals. The nutritional information for granola and cereal bars varies depending on the ingredients used so check the nutrition label for each item to determine its calories and nutrition facts.