Jack in the Box

Double Jack

Double Jack at Jack in the Box has 830 calories, 46g protein, 34g carbs and 58g fat — sourced from Jack in the Box Nutrition, not AI guesses. Two beef patties, American cheese, mayo, ketchup, mustard, pickles, onion, lettuce, tomato on sesame bun.

830calories

46gprotein

34gcarbs

58gfat

High protein Contains dairy, gluten, eggs

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At Jack in the Box, the Double Jack is a solid high-protein order. That works out to 5.5g of protein per 100 calories — 12g above the 34g Jack in the Box average. Its macros land at roughly 22% of calories from protein, 16% from carbs and 63% from fat. Contains dairy, gluten, eggs.

Source: Jack in the Box Nutrition ↗, last verified Jun 17, 2026. Menus change periodically; values may vary by location. How we verify →

See all 19 Jack in the Box meals → · Highest-protein Jack in the Box meals → · Jack in the Box nutrition calculator →

Double Jack — common questions

How much protein is in the Double Jack at Jack in the Box?

The Double Jack has 46g of protein. It's the #3 highest-protein item on the Jack in the Box menu we track. It also has 830 calories, 34g carbs and 58g fat, per Jack in the Box Nutrition.

How many calories are in the Double Jack?

The Double Jack at Jack in the Box has 830 calories, according to Jack in the Box Nutrition.

Is the Double Jack high in protein?

Yes — at 46g of protein it clears the 30g high-protein bar, ands the #3 highest-protein item on the Jack in the Box menu we track.

Does the Double Jack contain allergens?

Per Jack in the Box Nutrition, the Double Jack contains dairy, gluten, eggs. Preparation and cross-contact vary by location — check with the restaurant if you have an allergy.

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