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Last updated: Aug 9, 2026
Firehouse Subs

Marinara Sauce

Large Sub CondimentsPopular

Firehouse Subs Marinara Sauce is carb-leaning, with about 71% of macro calories from carb. Each serving has 40 calories, 2g protein, 8.7g carbs, and 0.7g fat, making it a lighter restaurant option to compare with larger meals.

3 Ounces
Serving Size
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40
Calories
Per serving
2 g
Protein
8.7 g
Carbs
0.7 g
Fat

Nutrition Facts

Amount per serving

Calories40 kcal
% Daily Value*
Total Fat 0.7 g1%
Saturated Fat 0 g0%
Trans Fat 0 g—
Cholesterol 0 mg0%
Sodium 333 mg14%
Total Carbohydrate 8.7 g3%
Dietary Fiber 2.7 g10%
Total Sugars 6 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

40
kcal
Protein2 g (16%)
Carbs8.7 g (71%)
Fat0.7 g (12%)
Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density5/10

16% of macro calories come from protein.

Satiety index5.7/10

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

Activity estimate10 min walk

About 4 minutes of running for these calories.

Key Nutrients

Protein 2 g4%
Fiber 2.7 g10%
Sodium 333 mg14%
Sugars 6 g—
Saturated Fat 0 g0%
How we calculate these values

Diet Compatibility

High protein5/10 protein density from 2g protein and 40 calories.Yes
Lower carb8.7g carbs per serving.Yes
Low fat0.7g total fat per serving.Yes
High sugar6g total sugars per serving.No
High sodium333mg sodium per serving.No
Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Ingredients

CRUSHED TOMATOES, HIGH FRUCTOSE CORN SYRUP, SALT, SPICES, DEHYDRATED GARLIC, DEHYDRATED ONION, SOYBEAN OIL, CITRIC ACID.

Allergens

Contains

Soy

Compare with other items

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

Quick comparisons

Marinara Sauce has 110 fewer calories than 1% Chocolate Milk and 5g less protein. Compare

Marinara Sauce has 50 fewer calories than 1% Milk and 5g less protein. Compare

Compare with 1% Chocolate Milk

Marinara Sauce Compared With Nearby Items

Firehouse Subs Marinara Sauce is listed in the Large Sub Condiments category with 40 calories, 2g protein, 8.7g carbs, and 0.7g fat per serving.

Data Source and Methodology

Nutrition values for Marinara Sauce 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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