Veggie - 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.
Oils (4)
Additives (16)
- Annatto
- Calcium phosphates
- Calcium propionate
- Dextrose
- EDTA (ethylenediaminetetraacetic acid; food-use salts)
- Guar gum
- High fructose corn syrup
- Maltodextrin
- Modified food starch
- Potassium sorbate
- Propylene glycol alginate
- Silicon Dioxide
- Sodium benzoate
- Sulfites (sulfiting agents; SO2 equivalents)
- Xanthan gum
- Yellow 5
Nutrition
| Nutrient | Amount |
|---|---|
| Calories | 359 |
| Total fat | 21.62 g |
| Saturated fat | 6.63 g |
| Trans fat | 0.13 g |
| Cholesterol | 20.82 mg |
| Sodium | 745.32 mg |
| Carbohydrate | 29.24 g |
| Fiber | 1.47 g |
| Total sugars | 4.31 g |
| Added sugars | 1.29 g |
| Protein | 12.3 g |
Serving size: 85.41 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., Cheddar Cheese : PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO (VEGETABLE COLOR)., Monterey Jack Cheese : PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES., Provolone Cheese : PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, NATURAL SMOKE FLAVOR., Au Jus Bell Peppers : BELL PEPPERS, MALTODEXTRIN, SALT, SUGAR, MODIFIED CORN STARCH, CORN SYRUP SOLIDS, AUTOLYZED YEAST EXTRACT, ONION JUICE, DEHYDRATED ONION, NATURAL FLAVORS, RED WINE EXTRACT (SULFITES), SAFFLOWER OIL, DISODIUM GUANYLATE, DISODIUM INOSINATE, YEAST EXTRACT, GUAR GUM, POTATO MALTODEXTRIN, BAKING SODA, TRICALCIUM PHOSPHATE, SPICE, GRILL FLAVOR (FROM SUNFLOWER OIL), AND LESS THAN 2% OF EACH CANOLA OIL AND SILICON DIOXIDE ADDED AS PROCESSING AIDS., Au Jus Mushrooms : MUSHROOMS, VEGETARIAN WORCESTERSHIRE SAUCE (WATER, GLUCOSE SYRUP, VINEGAR, HYDROLYZED RAPESEED PROTEIN, SALT, SUGAR, NATURAL FLAVORINGS, CARAMEL [FOR COLOR], SPICES, CITRIC ACID, GARLIC EXTRACT, ONION, HERBS), SALT, GARLIC EXTRACT. MAY CONTAIN FISH, SOY AND SULFITES, Caramelized Onions : ONIONS, MALTODEXTRIN, SALT, SUGAR, MODIFIED CORN STARCH, CORN SYRUP SOLIDS, AUTOLYZED YEAST EXTRACT, ONION JUICE, DEHYDRATED ONION, NATURAL FLAVORS, RED WINE EXTRACT (SULFITES), SAFFLOWER OIL, DISODIUM GUANYLATE, DISODIUM INOSINATE, YEAST EXTRACT, GUAR GUM, POTATO MALTODEXTRIN, BAKING SODA, TRICALCIUM PHOSPHATE, SPICE, GRILL FLAVOR (FROM SUNFLOWER OIL), AND LESS THAN 2% OF EACH CANOLA OIL AND SILICON DIOXIDE ADDED AS PROCESSING AIDS., 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, 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: Build Your Own Sub