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Last updated: Aug 9, 2026

Fuddruckers

Build Your Own World's Greatest Hamburgers, Small, 1/3 lb

World's Greatest HamburgersPopular

Fuddruckers Build Your Own World's Greatest Hamburgers, Small, 1/3 lb is fat-leaning, with about 44% of macro calories from fat. Each serving has 580 calories, 36g protein, 45g carbs, and 28g fat, making it a stronger fit for high-protein restaurant planning.

1 Serving

Serving Size

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580

Calories

Per serving

36 g

Protein

45 g

Carbs

28 g

Fat

Nutrition Facts

Amount per serving

Calories580 kcal

% Daily Value*

Total Fat 28 g36%

Saturated Fat 9 g45%

Trans Fat 3 g—

Cholesterol 131 mg44%

Sodium 1,942 mg84%

Total Carbohydrate 45 g16%

Dietary Fiber 2 g7%

Total Sugars 4 g—

Protein 36 g72%

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

580

kcal

Protein36 g (25%)

Carbs45 g (31%)

Fat28 g (44%)

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

Meal Planning Insights

Protein density6.2/10

25% of macro calories come from protein.

Satiety index10/10

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

Activity estimate145 min walk

About 58 minutes of running for these calories.

Key Nutrients

Protein 36 g72%

Fiber 2 g7%

Sodium 1,942 mg84%

Sugars 4 g—

Saturated Fat 9 g45%

How we calculate these values

Diet Compatibility

High protein6.2/10 protein density from 36g protein and 580 calories.Yes

Lower carb45g carbs per serving.No

Low fat28g total fat per serving.No

High sugar4g total sugars per serving.No

High sodium1,942mg sodium per serving.Yes

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

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Build Your Own World's Greatest Hamburgers, Large, 2/3 lb870 kcal · 63 g protein Build Your Own World's Greatest Hamburgers, Medium, 1/2 lb730 kcal · 49 g protein

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Quick comparisons

Build Your Own World's Greatest Hamburgers, Small, 1/3 lb has 170 fewer calories than American Kobe Burger and 5g less protein. Compare

Build Your Own World's Greatest Hamburgers, Small, 1/3 lb has 540 fewer calories than Bacon Double Cheddar Burger, Large, 2/3 lb and 42g less protein. Compare

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Build Your Own World's Greatest Hamburgers, Small, 1/3 lb Compared With Nearby Items

Compared with Build Your Own World's Greatest Hamburgers, Medium, 1/2 lb, another World's Greatest Hamburgers item at Fuddruckers, Build Your Own World's Greatest Hamburgers, Small, 1/3 lb has 150 fewer calories than it and 13g 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 Build Your Own World's Greatest Hamburgers, Small, 1/3 lb 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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