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Last updated: Aug 9, 2026
Firehouse Subs

Garlic Mayonnaise

Large Sub CondimentsPopular

Firehouse Subs Garlic Mayonnaise is fat-leaning, with about 94% of macro calories from fat. Each serving has 277 calories, 0g protein, 4.1g carbs, and 29.7g fat, making it a lighter restaurant option to compare with larger meals.

1.5 Ounce (42.5g)
Serving Size
42.5 g
Serving Weight
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277
Calories
Per serving
0 g
Protein
4.1 g
Carbs
29.7 g
Fat

Nutrition Facts

Amount per serving

Calories277 kcal
% Daily Value*
Total Fat 29.7 g38%
Saturated Fat 4.1 g20%
Trans Fat 0 g—
Cholesterol 14 mg5%
Sodium 318 mg14%
Total Carbohydrate 4.1 g2%
Dietary Fiber 0.2 g1%
Total Sugars 0.1 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

277
kcal
Protein0 g (0%)
Carbs4.1 g (6%)
Fat29.7 g (94%)
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 index0.1/10

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

Activity estimate69 min walk

About 28 minutes of running for these calories.

Key Nutrients

Protein 0 g0%
Fiber 0.2 g1%
Sodium 318 mg14%
Sugars 0.1 g—
Saturated Fat 4.1 g20%
How we calculate these values

Diet Compatibility

High protein0/10 protein density from 0g protein and 277 calories.No
Lower carb4.1g carbs per serving.Yes
Low fat29.7g total fat per serving.No
High sugar0.1g total sugars per serving.No
High sodium318mg sodium per serving.No
Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Ingredients

MAYONNAISE (SOYBEAN OIL, WATER, CORN SYRUP, EGG YOLKS, DISTILLED AND CIDER VINEGAR, SALT, MUSTARD SEED AND CALCIUM DISODIUM EDTA TO PROTECT FLAVOR.), GARLIC SEASONING (GARLIC POWDER, DEHYDRATED GARLIC, SALT, MALTODEXTRIN, DEHYDRATED PARSLEY, AUTOLYZED YEAST…

Allergens

Contains

WheatEggSoy

Compare with other items

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

Quick comparisons

Garlic Mayonnaise has 127 more calories than 1% Chocolate Milk and 7g less protein. Compare

Garlic Mayonnaise has 187 more calories than 1% Milk and 7g less protein. Compare

Compare with 1% Chocolate Milk

Garlic Mayonnaise Compared With Nearby Items

Firehouse Subs Garlic Mayonnaise is listed in the Large Sub Condiments category with 277 calories, 0g protein, 4.1g carbs, and 29.7g fat per serving.

Data Source and Methodology

Nutrition values for Garlic Mayonnaise 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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