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Last updated: Aug 9, 2026

Jack in the Box

Better for You, Jr. Jumbo Jack

Better for YouPopular

Jack in the Box Better for You, Jr. Jumbo Jack is fat-leaning, with about 56% of macro calories from fat. Each serving has 400 calories, 14g protein, 31g carbs, and 25g fat, making it worth balancing with lower-fat items in the same meal.

1 Serving

Serving Size

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400

Calories

Per serving

14 g

Protein

31 g

Carbs

25 g

Fat

Nutrition Facts

Amount per serving

Calories400 kcal

% Daily Value*

Total Fat 25 g32%

Saturated Fat 6 g30%

Trans Fat 0.5 g—

Cholesterol 30 mg10%

Sodium 700 mg30%

Total Carbohydrate 31 g11%

Dietary Fiber 1 g4%

Total Sugars 5 g—

Protein 14 g28%

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

400

kcal

Protein14 g (14%)

Carbs31 g (31%)

Fat25 g (56%)

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 index7.9/10

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

Activity estimate100 min walk

About 40 minutes of running for these calories.

Key Nutrients

Protein 14 g28%

Fiber 1 g4%

Sodium 700 mg30%

Sugars 5 g—

Saturated Fat 6 g30%

How we calculate these values

Diet Compatibility

High protein3.5/10 protein density from 14g protein and 400 calories.No

Lower carb31g carbs per serving.No

Low fat25g total fat per serving.No

High sugar5g total sugars per serving.No

High sodium700mg sodium per serving.Yes

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

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Compare with other items

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

Quick comparisons

Better for You, Jr. Jumbo Jack has 360 more calories than American Cheese and 12g more protein. Compare

Better for You, Jr. Jumbo Jack has 360 more calories than BBQ Sauce Dip Cup and 14g more protein. Compare

American Cheese40 kcal · 2 g proteinBBQ Sauce Dip Cup40 kcal · 0 g proteinBacon & Swiss Buttery Jack800 kcal · 34 g proteinBacon Breakfast Jack380 kcal · 17 g proteinBacon Double Smashed Jack1,120 kcal · 45 g proteinBacon Ultimate Cheeseburger930 kcal · 55 g protein

Compare with American Cheese

Better for You, Jr. Jumbo Jack Compared With Nearby Items

Compared with Better for You, Chicken Fajita Pita Made with Whole Grain, No Salsa, another Better for You item at Jack in the Box, Better for You, Jr. Jumbo Jack has 90 more calories than it and 10g 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 Better for You, Jr. Jumbo 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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