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Last updated: Aug 9, 2026
Burger 21

Onion Strings, Side

Fries & SidesPopular

Burger 21 Onion Strings, Side is carb-leaning, with about 72% of macro calories from carb. Each serving has 98 calories, 2g protein, 17g carbs, and 2g fat, making it a lighter restaurant option to compare with larger meals.

1 Serving
Serving Size
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98
Calories
Per serving
2 g
Protein
17 g
Carbs
2 g
Fat

Nutrition Facts

Amount per serving

Calories98 kcal
% Daily Value*
Total Fat 2 g3%
Saturated Fat 1 g5%
Trans Fat 0 g—
Cholesterol 0 mg0%
Sodium 459 mg20%
Total Carbohydrate 17 g6%
Dietary Fiber 2 g7%
Total Sugars 0 g—
Protein 2 g4%
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

98
kcal
Protein2 g (9%)
Carbs17 g (72%)
Fat2 g (19%)
Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density2/10

9% of macro calories come from protein.

Satiety index4.9/10

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

Activity estimate25 min walk

About 10 minutes of running for these calories.

Key Nutrients

Protein 2 g4%
Fiber 2 g7%
Sodium 459 mg20%
Sugars 0 g—
Saturated Fat 1 g5%
How we calculate these values

Diet Compatibility

High protein2/10 protein density from 2g protein and 98 calories.No
Lower carb17g carbs per serving.Yes
Low fat2g total fat per serving.Yes
High sugar0g total sugars per serving.No
High sodium459mg sodium per serving.No
Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Compare with other items

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Quick comparisons

Onion Strings, Side has 623 fewer calories than 101 Burger and 33g less protein. Compare

Onion Strings, Side has 908 fewer calories than 101 Dog Combo and 26g less protein. Compare

Compare with 101 Burger

Onion Strings, Side Compared With Nearby Items

Burger 21 Onion Strings, Side is listed in the Fries & Sides category with 98 calories, 2g protein, 17g carbs, and 2g fat per serving.

Data Source and Methodology

Nutrition values for Onion Strings, Side are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 9, 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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