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Last updated: Aug 9, 2026

Jack's Family Restaurants

Little Jack

SandwichesPopular

Jack's Family Restaurants Little Jack is fat-leaning, with about 53% of macro calories from fat. Each serving has 520 calories, 18g protein, 43g carbs, and 31g fat, making it worth balancing with lower-fat items in the same meal.

1 serving

Serving Size

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520

Calories

Per serving

18 g

Protein

43 g

Carbs

31 g

Fat

Nutrition Facts

Amount per serving

Calories520 kcal

% Daily Value*

Total Fat 31 g40%

Saturated Fat 8 g40%

Trans Fat 1 g—

Cholesterol 60 mg20%

Sodium 1,010 mg44%

Total Carbohydrate 43 g16%

Dietary Fiber 3 g11%

Total Sugars 11 g—

Protein 18 g36%

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

520

kcal

Protein18 g (14%)

Carbs43 g (33%)

Fat31 g (53%)

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 estimate130 min walk

About 52 minutes of running for these calories.

Key Nutrients

Protein 18 g36%

Fiber 3 g11%

Sodium 1,010 mg44%

Sugars 11 g—

Saturated Fat 8 g40%

How we calculate these values

Diet Compatibility

High protein3.5/10 protein density from 18g protein and 520 calories.No

Lower carb43g carbs per serving.No

Low fat31g total fat per serving.No

High sugar11g total sugars per serving.No

High sodium1,010mg sodium per serving.Yes

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

Similar Items in Sandwiches

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Big Bacon800 kcal · 35 g protein

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

Quick comparisons

Little Jack has 475 more calories than American Cheese, 1 Slice and 16g more protein. Compare

Little Jack has 460 more calories than BBQ (1 Cup - 1.5 oz) and 18g more protein. Compare

American Cheese, 1 Slice45 kcal · 2 g proteinBBQ (1 Cup - 1.5 oz)60 kcal · 0 g proteinBLT Salad370 kcal · 18 g proteinBLT Salad, Crispy1,020 kcal · 42 g proteinBLT Salad, Grilled590 kcal · 41 g proteinBacon Biscuit370 kcal · 9 g protein

Compare with American Cheese, 1 Slice

Little Jack Compared With Nearby Items

Compared with Big Bacon, another Sandwiches item at Jack's Family Restaurants, Little Jack has 280 fewer calories than it and 17g 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 Little Jack 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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