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Last updated: Aug 12, 2026

Tubby's

12 Inch Tubby's Sub Bun

BreadPopular

Tubby's 12 Inch Tubby's Sub Bun is carb-leaning, with about 78% of macro calories from carb. Each serving has 460 calories, 16g protein, 90g carbs, and 4g fat, making it better suited to carb-aware planning than low-carb goals.

1 Bun (168g)

Serving Size

168 g

Serving Weight

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460

Calories

Per serving

16 g

Protein

90 g

Carbs

4 g

Fat

Nutrition Facts

Amount per serving

Calories460 kcal

% Daily Value*

Total Fat 4 g5%

Saturated Fat 0 g0%

Trans Fat 0 g—

Cholesterol 0 mg0%

Sodium 1,000 mg43%

Total Carbohydrate 90 g33%

Dietary Fiber 4 g14%

Total Sugars 4 g—

Protein 16 g32%

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

460

kcal

Protein16 g (14%)

Carbs90 g (78%)

Fat4 g (8%)

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

Meal Planning Insights

Protein density3.5/10

14% of macro calories come from protein.

Satiety index10/10

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

Activity estimate115 min walk

About 46 minutes of running for these calories.

Key Nutrients

Protein 16 g32%

Fiber 4 g14%

Sodium 1,000 mg43%

Sugars 4 g—

Saturated Fat 0 g0%

How we calculate these values

Diet Compatibility

High protein3.5/10 protein density from 16g protein and 460 calories.No

Lower carb90g carbs per serving.No

Low fat4g total fat per serving.No

High sugar4g total sugars per serving.No

High sodium1,000mg sodium per serving.Yes

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

Similar Items in Bread

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12 Inch Multigrain Bun580 kcal · 20 g protein 6 Inch Multigrain Bun290 kcal · 10 g protein 6 Inch Tubby's Sub Bun230 kcal · 8 g protein 8 Inch Multigrain Bun300 kcal · 10 g protein

Compare with other items

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

Quick comparisons

12 Inch Tubby's Sub Bun has 120 fewer calories than 12 Inch Multigrain Bun and 4g less protein. Compare

12 Inch Tubby's Sub Bun has 170 more calories than 6 Inch Multigrain Bun and 6g more protein. Compare

12 Inch Multigrain Bun580 kcal · 20 g protein6 Inch Multigrain Bun290 kcal · 10 g protein6 Inch Tubby's Sub Bun230 kcal · 8 g protein8 Inch Multigrain Bun300 kcal · 10 g protein8 Inch Tubby's Sub Bun300 kcal · 11 g proteinAmerican Cheese50 kcal · 2.5 g protein

Compare with 12 Inch Multigrain Bun

12 Inch Tubby's Sub Bun Compared With Nearby Items

Compared with 12 Inch Multigrain Bun, another Bread item at Tubby's, 12 Inch Tubby's Sub Bun has 120 fewer calories than it and 4g less protein than 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 12 Inch Tubby's Sub Bun are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 12, 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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