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Medium Original Fatburger

Medium Original Fatburger at Fatburger has 590 calories, 33g protein, 46g carbs and 31g fat — sourced from Fatburger Official Nutrition Guide (PDF), not AI guesses. 1/3 lb beef patty, lettuce, tomato, onion, pickles, mustard, mayo on a bun.

Medium Original Fatburger
590calories
33gprotein
46gcarbs
31gfat
High protein Contains dairy, gluten
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At Fatburger, the Medium Original Fatburger is a solid high-protein order. That works out to 5.6g of protein per 100 calories — 4g below the 37g Fatburger average. Its macros land at roughly 22% of calories from protein, 31% from carbs and 47% from fat. Contains dairy, gluten.

Source: Fatburger Official Nutrition Guide (PDF) ↗, last verified Jul 2, 2026. Menus change periodically; values may vary by location. How we verify →

See all 16 Fatburger meals →  ·  Highest-protein Fatburger meals →

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Medium Original Fatburger — common questions

How much protein is in the Medium Original Fatburger at Fatburger?
The Medium Original Fatburger has 33g of protein. It also has 590 calories, 46g carbs and 31g fat, per Fatburger Official Nutrition Guide (PDF).
How many calories are in the Medium Original Fatburger?
The Medium Original Fatburger at Fatburger has 590 calories, according to Fatburger Official Nutrition Guide (PDF).
Is the Medium Original Fatburger high in protein?
Yes — at 33g of protein it clears the 30g high-protein bar.
Does the Medium Original Fatburger contain allergens?
Per Fatburger Official Nutrition Guide (PDF), the Medium Original Fatburger contains dairy, gluten. Preparation and cross-contact vary by location — check with the restaurant if you have an allergy.
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