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Last updated: Aug 9, 2026

Firehouse Subs

Sweet Mustard

Large Sub CondimentsPopular

Firehouse Subs Sweet Mustard is carb-leaning, with about 100% of macro calories from carb. Each serving has 50 calories, 0g protein, 12g carbs, and 0g fat, making it a lighter restaurant option to compare with larger meals.

2 tbsp (28g)

Serving Size

28 g

Serving Weight

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Calories

Per serving

0 g

Protein

12 g

Carbs

0 g

Fat

Nutrition Facts

Amount per serving

Calories50 kcal

% Daily Value*

Total Fat 0 g0%

Saturated Fat 0 g0%

Trans Fat 0 g—

Cholesterol 0 mg0%

Sodium 210 mg9%

Total Carbohydrate 12 g4%

Dietary Fiber 0 g0%

Total Sugars 11 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

kcal

Protein0 g (0%)

Carbs12 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 index2.7/10

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

Activity estimate13 min walk

About 5 minutes of running for these calories.

Key Nutrients

Protein 0 g0%

Fiber 0 g0%

Sodium 210 mg9%

Sugars 11 g—

Saturated Fat 0 g0%

How we calculate these values

Diet Compatibility

High protein0/10 protein density from 0g protein and 50 calories.No

Lower carb12g carbs per serving.Yes

Low fat0g total fat per serving.Yes

High sugar11g total sugars per serving.No

High sodium210mg sodium per serving.No

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

Ingredients

LIGHT BROWN SUGAR (CANE SUGAR AND MOLASSES), MUSTARD (DISTILLED VINEGAR, #1 MUSTARD SEED, SALT, TURMERIC AND SPICES), WATER, APPLE CIDER VINEGAR, PERUVIAN SEASONING (SALT, SPICES, POPPY SEED, GRANULATED GARLIC, BLACK PEPPER, CRUSHED RED PEPPER, GRANULATED…

Compare with other items

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

Quick comparisons

Sweet Mustard has 100 fewer calories than 1% Chocolate Milk and 7g less protein. Compare

Sweet Mustard has 40 fewer calories than 1% Milk and 7g less protein. Compare

1% Chocolate Milk150 kcal · 7 g protein1% Milk90 kcal · 7 g protein5-Cheese Mac & Cheese380 kcal · 17 g proteinApple Juice100 kcal · 0 g proteinAu Jus Bell Peppers5 kcal · 0.2 g proteinAu Jus Bell Peppers3 kcal · 0.1 g protein

Compare with 1% Chocolate Milk

Sweet Mustard Compared With Nearby Items

Firehouse Subs Sweet Mustard is listed in the Large Sub Condiments category with 50 calories, 0g protein, 12g carbs, and 0g fat per serving.

Data Source and Methodology

Nutrition values for Sweet Mustard 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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