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Last updated: Aug 9, 2026

Port of Subs

Tuna Salad - X-Large (Classic Sub #17)

Meats - X-Large Subs Ingredients differ among locations and are specified below. Nutrition information provided by per serving in sub.Popular

Port of Subs Tuna Salad - X-Large (Classic Sub #17) is fat-leaning, with about 52% of macro calories from fat. Each serving has 858 calories, 98.2g protein, 9.7g carbs, and 52.2g fat, making it worth balancing with lower-fat items in the same meal.

1 Serving (475.8g)

Serving Size

475.8 g

Serving Weight

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858

Calories

Per serving

98.2 g

Protein

9.7 g

Carbs

52.2 g

Fat

Nutrition Facts

Amount per serving

Calories858 kcal

% Daily Value*

Total Fat 52.2 g67%

Saturated Fat 6.2 g31%

Trans Fat 0 g—

Cholesterol 157 mg52%

Sodium 1,586 mg69%

Total Carbohydrate 9.7 g4%

Dietary Fiber 0 g0%

Total Sugars 9.7 g—

Protein 98.2 g196%

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

858

kcal

Protein98.2 g (44%)

Carbs9.7 g (4%)

Fat52.2 g (52%)

Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density10/10

44% of macro calories come from protein.

Satiety index10/10

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

Activity estimate215 min walk

About 86 minutes of running for these calories.

Key Nutrients

Protein 98.2 g196%

Fiber 0 g0%

Sodium 1,586 mg69%

Sugars 9.7 g—

Saturated Fat 6.2 g31%

How we calculate these values

Diet Compatibility

High protein10/10 protein density from 98.2g protein and 858 calories.Yes

Lower carb9.7g carbs per serving.Yes

Low fat52.2g total fat per serving.No

High sugar9.7g total sugars per serving.No

High sodium1,586mg sodium per serving.Yes

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

Ingredients

Tuna Salad: Tuna Salad (Tuna (White Tuna, Water, Vegetable Broth Contains Soy, Salt), Mayonnaise (Soybean Oil, Vinegar, Egg Yolk, Water, High Fructose Corn Syrup, Contains Less Than 2% Of: Salt, Spice, Calcium Disodium Edta To Protect Flavor), Relish…

Allergens

Contains

EggSoy

Compare with other items

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Quick comparisons

Tuna Salad - X-Large (Classic Sub #17) has 3341 fewer calories than 2-Foot Brookie in a Box and 64.9g more protein. Compare

Tuna Salad - X-Large (Classic Sub #17) has 2341 fewer calories than 2-Foot Brownie in a Box and 74.9g more protein. Compare

2-Foot Brookie in a Box4,199 kcal · 33.2 g protein2-Foot Brownie in a Box3,199 kcal · 23.2 g protein2-Foot Classic Sub Macaroni Salad Center3,815 kcal · 163.6 g protein2-Foot Classic Sub Potato Salad Center3,248 kcal · 158 g protein2-Foot Cookie in a Box3,000 kcal · 30 g protein4x4 Brookie954 kcal · 7.4 g protein

Compare with 2-Foot Brookie in a Box

Tuna Salad - X-Large (Classic Sub #17) Compared With Nearby Items

Port of Subs Tuna Salad - X-Large (Classic Sub #17) is listed in the Meats - X-Large Subs Ingredients differ among locations and are specified below. Nutrition information provided by per serving in sub. category with 858 calories, 98.2g protein, 9.7g carbs, and 52.2g fat per serving.

Data Source and Methodology

Nutrition values for Tuna Salad - X-Large (Classic Sub #17) 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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