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Last updated: Aug 9, 2026

Capt. Submarine

6" Flatbread

BreadPopular

Capt. Submarine 6" Flatbread is carb-leaning, with about 67% of macro calories from carb. Each serving has 80 calories, 2.5g protein, 13.6g carbs, and 1.9g fat, making it a lighter restaurant option to compare with larger meals.

1 Serving (28.3g)

Serving Size

28.3 g

Serving Weight

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Calories

Per serving

2.5 g

Protein

13.6 g

Carbs

1.9 g

Fat

Nutrition Facts

Amount per serving

Calories80 kcal

% Daily Value*

Total Fat 1.9 g2%

Saturated Fat 0.3 g2%

Trans Fat 0 g—

Cholesterol 0 mg0%

Sodium 160 mg7%

Total Carbohydrate 13.6 g5%

Dietary Fiber 0 g0%

Total Sugars 0.6 g—

Protein 2.5 g5%

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

Protein2.5 g (12%)

Carbs13.6 g (67%)

Fat1.9 g (21%)

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

Meal Planning Insights

Protein density3.1/10

12% of macro calories come from protein.

Satiety index3.8/10

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

Activity estimate20 min walk

About 8 minutes of running for these calories.

Key Nutrients

Protein 2.5 g5%

Fiber 0 g0%

Sodium 160 mg7%

Sugars 0.6 g—

Saturated Fat 0.3 g2%

How we calculate these values

Diet Compatibility

High protein3.1/10 protein density from 2.5g protein and 80 calories.No

Lower carb13.6g carbs per serving.Yes

Low fat1.9g total fat per serving.Yes

High sugar0.6g total sugars per serving.No

High sodium160mg sodium per serving.No

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

Similar Items in Bread

View all

10" White Flour Tortilla82 kcal · 2 g protein 10" Whole Wheat Tortilla79 kcal · 2.5 g protein 6" Wheat Sub Bun79 kcal · 3.2 g protein 6" White Sub Bun76 kcal · 3.2 g protein

Compare with other items

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

Quick comparisons

6" Flatbread has 2 fewer calories than 10" White Flour Tortilla and 0.5g more protein. Compare

6" Flatbread has 1 more calories than 10" Whole Wheat Tortilla and the same amount of protein. Compare

10" White Flour Tortilla82 kcal · 2 g protein10" Whole Wheat Tortilla79 kcal · 2.5 g protein6" Wheat Sub Bun79 kcal · 3.2 g protein6" White Sub Bun76 kcal · 3.2 g proteinAdd 3" Sliced Pepperoni51 kcal · 3.7 g proteinAdd Ancho Chipotle Sauce85 kcal · 0.4 g protein

Compare with 10" White Flour Tortilla

6" Flatbread Compared With Nearby Items

Compared with 10" Whole Wheat Tortilla, another Bread item at Capt. Submarine, 6" Flatbread has 1 more calories than it and the same protein as it. That makes this page useful for deciding between nearby menu choices, not just reading a raw nutrition label.

Data Source and Methodology

Nutrition values for 6" Flatbread 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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