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Last updated: Aug 13, 2026

Zaxby's

Barq’s Root Beer, Large

DrinksPopular

Zaxby's Barq’s Root Beer, Large is carb-leaning, with about 100% of macro calories from carb. Each serving has 540 calories, 0g protein, 134g carbs, and 0g fat, making it better suited to carb-aware planning than low-carb goals.

1 Serving

Serving Size

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540

Calories

Per serving

0 g

Protein

134 g

Carbs

0 g

Fat

Nutrition Facts

Amount per serving

Calories540 kcal

% Daily Value*

Total Fat 0 g0%

Saturated Fat 0 g0%

Trans Fat 0 g—

Cholesterol 0 mg0%

Sodium 230 mg10%

Total Carbohydrate 134 g49%

Dietary Fiber 0 g0%

Total Sugars 134 g—

Protein 0 g0%

Vitamin A—

Vitamin C—

Vitamin D—

Calcium—

Iron—

Potassium—

Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

540

kcal

Protein0 g (0%)

Carbs134 g (100%)

Fat0 g (0%)

Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density0/10

0% of macro calories come from protein.

Satiety index0/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate135 min walk

About 54 minutes of running for these calories.

Key Nutrients

Protein 0 g0%

Fiber 0 g0%

Sodium 230 mg10%

Sugars 134 g—

Saturated Fat 0 g0%

How we calculate these values

Diet Compatibility

High protein0/10 protein density from 0g protein and 540 calories.No

Lower carb134g carbs per serving.No

Low fat0g total fat per serving.Yes

High sugar134g total sugars per serving.Yes

High sodium230mg sodium per serving.No

Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

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Compare with other items

Select up to 3 items to compare calories, protein, sodium, and macros.

Quick comparisons

Barq’s Root Beer, Large has 480 more calories than Add Bacon (2 Slices) and 6g less protein. Compare

Barq’s Root Beer, Large has 490 more calories than Add Cheese (1 Slice) and 3g less protein. Compare

Add Bacon (2 Slices)60 kcal · 6 g proteinAdd Cheese (1 Slice)50 kcal · 3 g proteinApple Juice 6oz80 kcal · 0 g proteinAsian Slaw, side100 kcal · 1 g proteinBBQ Dip Cup60 kcal · 0 g proteinBBQ, 8 oz330 kcal · 2 g protein

Compare with Add Bacon (2 Slices)

Barq’s Root Beer, Large Compared With Nearby Items

Compared with Barq’s Root Beer, Medium, another Drinks item at Zaxby's, Barq’s Root Beer, Large has 140 more calories than it and the same protein as it. That makes this page useful for deciding between nearby menu choices, not just reading a raw nutrition label.

Data Source and Methodology

Nutrition values for Barq’s Root Beer, Large are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 13, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

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