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Last updated: Aug 9, 2026

Firehouse Subs

Light Mayonnaise

Small Sub CondimentsPopular

Firehouse Subs Light Mayonnaise is fat-leaning, with about 92% of macro calories from fat. Each serving has 36 calories, 0g protein, 0.7g carbs, and 3.6g fat, making it a lighter restaurant option to compare with larger meals.

0.4 Ounces

Serving Size

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Calories

Per serving

0 g

Protein

0.7 g

Carbs

3.6 g

Fat

Nutrition Facts

Amount per serving

Calories36 kcal

% Daily Value*

Total Fat 3.6 g5%

Saturated Fat 0.4 g2%

Trans Fat 0 g—

Cholesterol 7 mg2%

Sodium 75 mg3%

Total Carbohydrate 0.7 g0%

Dietary Fiber 0 g0%

Total Sugars 0 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

kcal

Protein0 g (0%)

Carbs0.7 g (8%)

Fat3.6 g (92%)

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 index2.6/10

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

Activity estimate9 min walk

About 4 minutes of running for these calories.

Key Nutrients

Protein 0 g0%

Fiber 0 g0%

Sodium 75 mg3%

Sugars 0 g—

Saturated Fat 0.4 g2%

How we calculate these values

Diet Compatibility

High protein0/10 protein density from 0g protein and 36 calories.No

Lower carb0.7g carbs per serving.Yes

Low fat3.6g total fat per serving.No

High sugar0g total sugars per serving.No

High sodium75mg sodium per serving.No

Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Ingredients

WATER, OILS (SOYBEAN OIL, OLIVE OIL) MODIFIED FOOD STARCH, EGG YOLKS, DISTILLED AND CIDER VINEGAR, SUGAR, SALT, LEMON JUICE, SPICE, XANTHAN GUM, POTASSIUM SORBATE (PRESERVATIVE), D,L, ALPHA TOCOPHEROL ACETATE (VITAMIN E), BETA CAROTENE (COLOR), NATURAL…

Allergens

Contains

EggSoy

Compare with other items

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

Quick comparisons

Light Mayonnaise has 114 fewer calories than 1% Chocolate Milk and 7g less protein. Compare

Light Mayonnaise has 54 fewer calories than 1% Milk and 7g less protein. Compare

1% Chocolate Milk150 kcal · 7 g protein1% Milk90 kcal · 7 g protein5-Cheese Mac & Cheese380 kcal · 17 g proteinApple Juice100 kcal · 0 g proteinAu Jus Bell Peppers5 kcal · 0.2 g proteinAu Jus Bell Peppers3 kcal · 0.1 g protein

Compare with 1% Chocolate Milk

Light Mayonnaise Compared With Nearby Items

Firehouse Subs Light Mayonnaise is listed in the Small Sub Condiments category with 36 calories, 0g protein, 0.7g carbs, and 3.6g fat per serving.

Data Source and Methodology

Nutrition values for Light 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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