Ultimate Breakfast Sandwich, as listed.
Breakfast sandwich: 29 g protein at 510 cal.
Source: Jack in the Box nutrition facts (2026) · Added Oct 2026 · Report a problem with Ultimate Breakfast Sandwich
Ultimate Breakfast Sandwich at Jack in the Box
- Nutrition: 29g protein · 510 cal · 1g fiber per Jack in the Box nutrition facts (2026), not checked
- Protein for the calories: 5.7g protein per 100 cal
- Availability: Nationwide
- Checked: not yet
- Added: Oct 28, 2026
Source: Jack in the Box nutrition facts (2026) (Chain menu)
Menus change; check with the restaurant.
More from Jack in the Box
- Crispy Chicken Strips (3 pc.) · 33g protein · 470 cal (as reported)
- Southwest Salad with Grilled Chicken · 30g protein · 290 cal (as reported)
- Teriyaki Grilled Chicken Bowl · 28g protein · 590 cal (as reported)
- Grilled Chicken Teriyaki Protein Bowl · 28g protein · 590 cal
- Kids Crispy Chicken Strips (2 pc.) · 22g protein · 310 cal (as reported)
Everything from Jack in the Box →
Similar at other chains
- Fire-Grilled Chicken Thigh at El Pollo Loco · 21g protein · 200 cal
- Side of Chopped Chicken Breast at El Pollo Loco · 23g protein · 120 cal
- Chicken Tortilla Soup (small) at El Pollo Loco · 23g protein · 240 cal
- Classic Chicken Burrito at El Pollo Loco · 25g protein · 480 cal
New finds like this, Monday, Wednesday and Friday mornings.
The morning email starts soon. Until then, the newest finds are on New.