Italian - Large
Firehouse Subs · United States
Updated September 23, 2026

Oils & additives
Explore the ingredients PRūF tracks. Possible alternatives are labeled. The ingredient statement is below.
Oils (1)
Additives (15)
- Calcium propionate
- Dextrose
- EDTA (ethylenediaminetetraacetic acid; food-use salts)
- High fructose corn syrup
- Paprika and turmeric oleoresins
- Potassium sorbate
- Propylene glycol alginate
- Sodium benzoate
- Sodium erythorbate
- Sodium nitrate
- Sodium nitrite
- Sodium phosphate (mono-; di-; and tribasic)
- Sulfites (sulfiting agents; SO2 equivalents)
- Xanthan gum
- Yellow 5
Nutrition
| Nutrient | Amount |
|---|---|
| Calories | 1417 |
| Total fat | 76.61 g |
| Saturated fat | 21.14 g |
| Trans fat | 0.17 g |
| Cholesterol | 142.75 mg |
| Sodium | 3556.44 mg |
| Carbohydrate | 115.34 g |
| Fiber | 2.93 g |
| Total sugars | 34.03 g |
| Added sugars | 24.98 g |
| Protein | 69.54 g |
Serving size: 247.3 g
Allergens
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See menu & allergens in the iPhone appIngredients
Large 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., Pepperoni : PORK, BEEF, SALT, DEXTROSE, SPICES (WITH MUSTARD), CORN SYRUP SOLIDS, SPICE EXTRACTS, WATER, PAPRIKA, OLEORESIN OF PAPRIKA, SODIUM ERYTHORBATE, LACTIC ACID STARTER CULTURE, GARLIC POWDER, SODIUM NITRITE., Salami : PORK, BEEF, SALT, DEXTROSE, WATER, CORN SYRUP SOLIDS, SUGAR, RED WINE, SODIUM ERYTHORBATE, SPICE EXTRACTS, SODIUM NITRATE, WHITE PEPPER, GARLIC, LACTIC ACID STARTER CULTURE, SODIUM NITRITE. MAY ALSO CONTAIN: WINE (RED COOKING WINE, WATER, NEUTRAL SPIRITS, SALT, GRAPE SKIN EXTRACT (COLOR), TARTARIC ACID, CITRIC ACID, POTASSIUM METABISULFITE (PRESERVATIVE), POTASSIUM SORBATE (PRESERVATIVE)), FLAVORINGS, SPICES., 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)., Iceberg Lettuce : ICEBERG LETTUCE, Onion : ONION, Tomato : TOMATO, Italian Salad Dressing : WATER, SOYBEAN OIL, HIGH FRUCTOSE CORN SYRUP, DISTILLED VINEGAR, SALT, GARLIC, ONION, RED BELL PEPPER, XANTHAN GUM, LEMON JUICE CONCENTRATE, SPICE, PROPYLENE GLYCOL ALGINATE, CARMEL COLOR, POTASSIUM SORBATE, AND SODIUM BENZOATE (PRESERVATIVES), FD&C YELLOW NO.5, CALCIUM DISODIUM EDTA ADDED TO PROTECT FLAVOR, Italian Seasoning : DEHYDRATED CHEESE BLEND (PARMESAN AND ROMANO CHEESES [PARTLY SKIMMED MILK, BACTERIAL CULTURE, SALT, MICROBIAL ENZYME], CELLULOSE, POTASSIUM SORBATE), SPICES., 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