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Last updated: Aug 9, 2026
Firehouse Subs

Bacon

Medium Sub MeatsPopular

Firehouse Subs Bacon is fat-leaning, with about 70% of macro calories from fat. Each serving has 50 calories, 3.5g protein, 0.3g carbs, and 3.9g fat, making it a lighter restaurant option to compare with larger meals.

0.4 Ounces
Serving Size
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50
Calories
Per serving
3.5 g
Protein
0.3 g
Carbs
3.9 g
Fat

Nutrition Facts

Amount per serving

Calories50 kcal
% Daily Value*
Total Fat 3.9 g5%
Saturated Fat 1.5 g7%
Trans Fat 0 g—
Cholesterol 11 mg4%
Sodium 139 mg6%
Total Carbohydrate 0.3 g0%
Dietary Fiber 0 g0%
Total Sugars 0.2 g—
Protein 3.5 g7%
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

50
kcal
Protein3.5 g (28%)
Carbs0.3 g (2%)
Fat3.9 g (70%)
Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density7/10

28% of macro calories come from protein.

Satiety index4.5/10

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

Activity estimate13 min walk

About 5 minutes of running for these calories.

Key Nutrients

Protein 3.5 g7%
Fiber 0 g0%
Sodium 139 mg6%
Sugars 0.2 g—
Saturated Fat 1.5 g7%
How we calculate these values

Diet Compatibility

High protein7/10 protein density from 3.5g protein and 50 calories.Yes
Lower carb0.3g carbs per serving.Yes
Low fat3.9g total fat per serving.No
High sugar0.2g total sugars per serving.No
High sodium139mg sodium per serving.No
Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Ingredients

BACON CURED WITH WATER, SALT, SUGAR, SMOKE FLAVORING, SODIUM PHOSPHATES, SODIUM ERYTHORBATE, SODIUM NITRITE. COATED WITH A MIXTURE OF GROUND BLACK PEPPER AND SUGAR.

Compare with other items

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

Quick comparisons

Bacon has 100 fewer calories than 1% Chocolate Milk and 3.5g less protein. Compare

Bacon has 40 fewer calories than 1% Milk and 3.5g less protein. Compare

Compare with 1% Chocolate Milk

Bacon Compared With Nearby Items

Firehouse Subs Bacon is listed in the Medium Sub Meats category with 50 calories, 3.5g protein, 0.3g carbs, and 3.9g fat per serving.

Data Source and Methodology

Nutrition values for 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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