Firehouse Hero - Small
Firehouse Subs · United States
Updated September 23, 2026

Oils & additives
Explore the ingredients PRūF tracks. Possible alternatives are labeled. The ingredient statement is below.
Nutrition
| Nutrient | Amount |
|---|---|
| Calories | 388 |
| Total fat | 17.84 g |
| Saturated fat | 4.48 g |
| Trans fat | 0.06 g |
| Cholesterol | 38.89 mg |
| Sodium | 977.97 mg |
| Carbohydrate | 31.69 g |
| Fiber | 1.03 g |
| Total sugars | 7.29 g |
| Added sugars | 4.97 g |
| Protein | 24.31 g |
Serving size: 77.43 g
Allergens
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See menu & allergens in the iPhone appIngredients
Medium White Sub Roll : ENRICHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), MALTED BARLEY FLOUR, WATER, SUGAR, YEAST, SOYBEAN OIL, SALT, WHEAT GLUTEN, DOUGH CONDITIONER (ASCORBIC ACID, ENZYMES), CALCIUM PROPIONATE (PRESERVATIVE), VINEGAR, MOLD INHIBITOR (CULTURED WHEAT FLOUR, FERMENTED LACTIC ACID), L-CYSTEINE., Provolone Cheese : PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, NATURAL SMOKE FLAVOR., Smoked Honey Ham : HAM CURED WITH HONEY, WATER, SUGAR, CONTAINS 2% OR LESS OF SALT, POTASSIUM CHLORIDE, SODIUM PHOSPHATES, SODIUM ERYTHORBATE, SODIUM NITRITE. (CANADA ONLY: PORK, SUGARS, (HONEY POWDER, BROWN SUGAR, SUGAR, GLUCOSE, CORN MALTODEXTRIN), WATER, SALT, RICE STARCH, FLAVOUR, SODIUM PHOSPHATE, CARRAGEENAN, SODIUM ERYTHORBATE, SMOKE FLAVOUR, SODIUM NITRITE, SMOKE. ALLERGENS: NONE)., Smoked Turkey Breast Roast : TURKEY BREAST, TURKEY BROTH, CONTAINS 2% OR LESS OF: SALT, DEXTROSE, MODIFIED FOOD STARCH, SODIUM PHOSPHATE, CARRAGEENAN, SODIUM ERYTHORBATE, SODIUM NITRITE, LIQUID SMOKE. (CANADA ONLY: TURKEY BREAST, WATER, SUGARS (DEXTROSE, CORN MALTODEXTRIN), FLAVOUR (CONTAINS MODIFIED CORN STARCH), SALT, SODIUM PHOSPHATE, SPICES, CARRAGEENAN, POTASSIUM CHLORIDE, ASCORBIC ACID, SODIUM NITRITE, SMOKE FLAVOUR, SMOKE. MAY CONTAIN: EGG)., USDA Choice Roast Beef : BEEF, WATER AND LESS THAN 2% OF SALT, DEXTROSE, SODIUM LACTATE, SODIUM PHOSHPATE, SODIUM DIACETATE AND NATURAL FLAVORINGS. COATED WITH: DEXTROSE, CARAMEL COLOR, SALT, CELLULOSE POWDER, FLAVORINGS, WORCESTERSHIRE FLAVOR BASE (WATER, VINEGAR, AUTOLYZED YEAST EXTRACT, SUGAR, CARAMEL COLOR, SALT, SPICE, RED AND GREEN BELL PEPPER POWDER, FLAVORS, PAPRIKA, SOIUM BENZOATE (AS A PRESERVATIVE)), AND SPICE, Iceberg Lettuce : ICEBERG LETTUCE, Onion : ONION, Tomato : TOMATO, Mayonnaise : SOYBEAN OIL, WATER, CORN SYRUP, EGG YOLKS, DISTILLED AND CIDER VINEGAR, SALT, MUSTARD SEED AND CALCIUM DISODIUM EDTA TO PROTECT FLAVOR., Spicy Mustard : VINEGAR, MUSTARD SEED, SALT, AND SPICES.
Sources
Firehouse Subs nutrition & ingredient sourceUpdated September 23, 2026. Recipes and availability may vary by location.
Menu category: Hot Specialty Subs