Low fat fast food / In-N-Out Burger
In-N-Out Burger · low fat
The lowest-fat meals at In-N-Out Burger.
The lowest-fat meal we track at In-N-Out Burger is the Hamburger (mustard & ketchup) & Diet Coke — 10g fat with 16g protein. Below is the In-N-Out Burger meal at 12g of fat or under, from the brand's official nutrition data, not AI guesses.
Ranked by fat
Every low-fat In-N-Out Burger meal, leanest first
| # | Meal | Fat | Protein |
|---|---|---|---|
| 1 | Hamburger (mustard & ketchup) & Diet Coke Single beef patty, lettuce, tomato, onion, mustard and ketchup - no cheese, no spread - on bun; paired with a Diet Coke (0 cal) for the leanest full burger meal on the menu | 10g | 16g |
MacroBite scores these against your daily protein & calorie targets and logs them in one tap. Get the app →
Want the full macro breakdown — calories, carbs and allergens — for every In-N-Out Burger meal? See the full In-N-Out Burger menu → · In-N-Out Burger calculator → · Highest-protein In-N-Out Burger meals → · All chains ranked →


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Keep it lean at In-N-Out Burger.
MacroBite scores every In-N-Out Burger meal against the calories and protein you have left today — and logs it in one tap.
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