McChicken Calories & Nutrition — McDonald's
McDonald's McChicken: 400 cal, 14g protein, 39g carbs, 21g fat per 1 sandwich (146g). Full nutrition breakdown, lighter ordering swaps, and the fastest way to track it.
Ordering the McChicken? At McDonald's, it comes to 400 calories, with 14g of protein, 39g of carbs, and 21g of fat per serving (1 sandwich (146g)). Here's the complete macro picture, sibling-item comparisons, and tracking notes.
Where the calories come from
Splitting the 400 calories by macro: 14% from protein, 39% from carbs, and 47% from fat. In the McChicken, fat is the biggest contributor at roughly 47% of calories (21g × 9 cal/g). That makes the mcchicken more calorie-dense than the gram counts suggest — small portion differences move the total quickly.
Lighter swaps and ordering tips
Ordering without mayo drops it to roughly 310 kcal.
Keep in mind that published numbers describe the standard build — every added sauce, swapped side, or upsized portion moves the totals from the table above.
Other chicken & sandwiches at McDonald's
| Item | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| McChicken | 400 | 14g | 39g | 21g |
| McCrispy | 470 | 26g | 46g | 20g |
| Spicy McCrispy | 530 | 26g | 48g | 26g |
| Filet-O-Fish | 390 | 16g | 39g | 19g |
Tracking McDonald's in Bento Bunny
McDonald's's nutrition page lists the standard build — but extra sauce, a swapped bun, or a larger drink can shift the real total by hundreds of calories, and a database entry won't know what you actually ordered. With Bento Bunny's AI photo tracking, you snap one picture of your mcchicken as it arrives and the app estimates the portion and customizations in front of you, with the AI running on-device on iOS 26+.
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