
Jack in the BoxSourdough Jack
Watch the sodium. Light on fiber.
1 × 660 cal = 660 cal
Here's what this means for your daily nutrition
On the heavier side for sodium and sat fat. Balance it out later.
% Daily Value*
* The % Daily Value tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.
Ingredients
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Frequently asked questions
Is the Jack in the Box Sourdough Jack healthy?
The Jack in the Box Sourdough Jack earns a Nom Score of C (58/100). Watch the sodium. Light on fiber.
How many calories are in the Jack in the Box Sourdough Jack?
The Jack in the Box Sourdough Jack has 660 calories, with 35g protein, 40g carbs, 8g sugar, and 1450mg sodium.
What is in the Jack in the Box Sourdough Jack?
The Jack in the Box Sourdough Jack is made from 7 components: Grilled Sourdough Bread, Beef Hamburger Patty (2), Swiss-Style Cheese, Bacon Slices, Tomatoes, Mayonnaise, Ketchup. The full ingredient list for each is shown on this page.
Is the Jack in the Box Sourdough Jack gluten-free?
No — the allergen information for the Jack in the Box Sourdough Jack lists wheat or gluten.
Does the Jack in the Box Sourdough Jack contain artificial additives?
The Jack in the Box Sourdough Jack lists 2 commonly-flagged additives: high-fructose corn syrup, sodium nitrite.
What is the Nom Score of the Jack in the Box Sourdough Jack?
It scores C — moderate. The Nom Score grades every item A–F on nutritional quality per calorie (sodium, sugar, saturated fat, fiber, protein, and portion size).
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Nom. "Sourdough Jack Nutrition & Nom Score." Nom, 2026, https://nom.now/jack-in-the-box/jitb-sourdough-jack.<a href="https://nom.now/jack-in-the-box/jitb-sourdough-jack">Sourdough Jack Nutrition & Nom Score — Nom Score</a>