There are 310 calories in a Large Barq's Root Beer from Sonic. Most of those calories come from carbohydrates (100%).
|Amount Per Serving|
|Calories From Fat||0|
*All percent daily value figures are based on a 2,000 calorie diet.
Weight Watchers Freestyle Points: 19
Weight Watchers SmartPoints: 19
Weight Watchers PointsPlus: 9
We are working on getting the allergen information for this item.
We are working on getting the ingredients for this item.