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Last updated: Aug 9, 2026

Burger 21

Add Bacon

Burger Add-OnsPopular

Burger 21 Add Bacon is fat-leaning, with about 73% of macro calories from fat. Each serving has 68 calories, 4.5g protein, 0g carbs, and 5.3g fat, making it a lighter restaurant option to compare with larger meals.

1 Serving

Serving Size

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Calories

Per serving

4.5 g

Protein

0 g

Carbs

5.3 g

Fat

Nutrition Facts

Amount per serving

Calories68 kcal

% Daily Value*

Total Fat 5.3 g7%

Saturated Fat 2.3 g12%

Trans Fat 0 g—

Cholesterol 0 mg0%

Sodium 330 mg14%

Total Carbohydrate 0 g0%

Dietary Fiber 0 g0%

Total Sugars 0 g—

Protein 4.5 g9%

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

kcal

Protein4.5 g (27%)

Carbs0 g (0%)

Fat5.3 g (73%)

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

Meal Planning Insights

Protein density6.6/10

27% of macro calories come from protein.

Satiety index4.8/10

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

Activity estimate17 min walk

About 7 minutes of running for these calories.

Key Nutrients

Protein 4.5 g9%

Fiber 0 g0%

Sodium 330 mg14%

Sugars 0 g—

Saturated Fat 2.3 g12%

How we calculate these values

Diet Compatibility

High protein6.6/10 protein density from 4.5g protein and 68 calories.Yes

Lower carb0g carbs per serving.Yes

Low fat5.3g total fat per serving.No

High sugar0g total sugars per serving.No

High sodium330mg sodium per serving.No

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

Similar Items in Burger Add-Ons

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Add Avocado Slices42 kcal · 0.6 g protein Add Beef Patty427 kcal · 29 g protein Add Fried Egg94 kcal · 6 g protein

Compare with other items

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

Quick comparisons

Add Bacon has 653 fewer calories than 101 Burger and 30.5g less protein. Compare

Add Bacon has 938 fewer calories than 101 Dog Combo and 23.5g less protein. Compare

101 Burger721 kcal · 35 g protein101 Dog Combo1,006 kcal · 28 g protein21 Sauce70 kcal · 0 g proteinAdd Avocado Slices42 kcal · 0.6 g proteinAdd Beef Patty427 kcal · 29 g proteinAdd Black Bean Patty to Salad283 kcal · 17 g protein

Compare with 101 Burger

Add Bacon Compared With Nearby Items

Compared with Add Avocado Slices, another Burger Add-Ons item at Burger 21, Add Bacon has 26 more calories than it and 3.9g more protein than 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 Add Bacon 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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