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Ultimate Cheeseburger™
Ultimate Cheeseburger™ at Jack in the Box has 820 calories, 50g protein, 44g carbs and 49g fat — sourced from Jack in the Box Nutrition, not AI guesses. Two beef patties, three American cheese slices, mayo, ketchup, mustard, onion, pickles on sesame bun — no bacon.
At Jack in the Box, the Ultimate Cheeseburger™ is a solid high-protein order. That works out to 6.1g of protein per 100 calories — 16g above the 34g Jack in the Box average. Its macros land at roughly 24% of calories from protein, 21% from carbs and 54% 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 →
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