Arby's Barq's Root Beer Nutrition Facts

Arby's Barq's Root Beers contain between 180-450 calories, depending on your choice of sizes. Choose from the sizes below to see the full nutrition facts, ingredients and allergen information.

Updated: 10/27/2020

Currently Available Sizes

16 oz Barq's Root Beer

Nutrition Facts

Serving Size	16 fluid ounces
Amount Per Serving
Calories	180
Calories From Fat	0

22 oz Barq's Root Beer

Nutrition Facts

Serving Size	22 fluid ounces
Amount Per Serving
Calories	250
Calories From Fat	0

30 oz Barq's Root Beer

Nutrition Facts

Serving Size	30 fluid ounces
Amount Per Serving
Calories	340
Calories From Fat	0

40 oz Barq's Root Beer

Nutrition Facts

Serving Size	40 ounces
Amount Per Serving
Calories	450
Calories From Fat	0

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