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Last updated: Aug 9, 2026

Donatos

Big Don Italian Sub with Marinara

SubsPopular

Donatos Big Don Italian Sub with Marinara is carb-leaning, with about 43% of macro calories from carb. Each serving has 600 calories, 31g protein, 64g carbs, and 24g fat, making it a stronger fit for high-protein restaurant planning.

1 each

Serving Size

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600

Calories

Per serving

31 g

Protein

64 g

Carbs

24 g

Fat

Nutrition Facts

Amount per serving

Calories600 kcal

% Daily Value*

Total Fat 24 g31%

Saturated Fat 10 g50%

Trans Fat 0.5 g—

Cholesterol 80 mg27%

Sodium 1,880 mg82%

Total Carbohydrate 64 g23%

Dietary Fiber 5 g18%

Total Sugars 8 g—

Protein 31 g62%

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

600

kcal

Protein31 g (21%)

Carbs64 g (43%)

Fat24 g (36%)

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

Meal Planning Insights

Protein density5.2/10

21% of macro calories come from protein.

Satiety index10/10

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

Activity estimate150 min walk

About 60 minutes of running for these calories.

Key Nutrients

Protein 31 g62%

Fiber 5 g18%

Sodium 1,880 mg82%

Sugars 8 g—

Saturated Fat 10 g50%

How we calculate these values

Diet Compatibility

High protein5.2/10 protein density from 31g protein and 600 calories.Yes

Lower carb64g carbs per serving.No

Low fat24g total fat per serving.No

High sugar8g total sugars per serving.No

High sodium1,880mg sodium per serving.Yes

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

Similar Items in Subs

View all

Big Don Italian Sub with House Italian Dressing650 kcal · 31 g protein Big Don Sausage Sub with House Italian Dressing870 kcal · 43 g protein Big Don Sausage Sub with Marinara810 kcal · 44 g protein

Compare with other items

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Quick comparisons

Big Don Italian Sub with Marinara has 390 more calories than Asiago Cheese Bread with Marinara and 21g more protein. Compare

Big Don Italian Sub with Marinara has 50 fewer calories than Big Don Italian Sub with House Italian Dressing and the same amount of protein. Compare

Asiago Cheese Bread with Marinara210 kcal · 10 g proteinBig Don Italian Sub with House Italian Dressing650 kcal · 31 g proteinBig Don Sausage Sub with House Italian Dressing870 kcal · 43 g proteinBig Don Sausage Sub with Marinara810 kcal · 44 g proteinBlue Cheese Dipping Sauce190 kcal · 1 g proteinBoneless Chicken Wings, BBQ Sauce430 kcal · 24 g protein

Compare with Asiago Cheese Bread with Marinara

Big Don Italian Sub with Marinara Compared With Nearby Items

Compared with Big Don Italian Sub with House Italian Dressing, another Subs item at Donatos, Big Don Italian Sub with Marinara has 50 fewer 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 Big Don Italian Sub with Marinara 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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