Below are the nutrition facts and Weight Watchers points for 16 oz Barq's Root Beer from Arby's .
There are 180 calories in a 16 oz Barq's Root Beer from Arby's. Most of those calories come from carbohydrates (100%).
Weight Watchers Freestyle Points: 11
Weight Watchers SmartPoints: 11
Weight Watchers PointsPlus: 5