Proteins · Nutrition facts
🍗Calories in Chicken Breast
A 3 oz cooked of chicken breast (85 g) has 140 calories, with 26.4 g protein, 0 g carbs and 3.1 g fat.
Calories
140
Protein
26.4 g
Carbs
0 g
Fat
3.1 g
Chicken Breast nutrition by serving size
| Serving | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| 3 oz cooked | 140 | 26.4 g | 0 g | 3.1 g |
| 100 g | 165 | 31 g | 0 g | 3.6 g |
| 1 oz (28 g) | 47 | 8.8 g | 0 g | 1 g |
| 1 cup (≈225 g) | 371 | 69.8 g | 0 g | 8.1 g |
| 200 g | 330 | 62 g | 0 g | 7.2 g |
Values are approximate, rounded from USDA FoodData Central and OpenFoodFacts references. Real plates vary — that's exactly why CalorieScan AI lets you correct any estimate in plain English.
Macro breakdown
- Per 100 g: 165 cal
- Per 1 oz: 47 cal
Frequently asked
How many calories are in chicken breast?
One 3 oz cooked of chicken breast (85 g) has about 140 calories. Per 100 g, chicken breast has 165 calories.
How much protein is in chicken breast?
A 3 oz cooked serving of chicken breast provides roughly 26.4 g of protein (31 g per 100 g).
What are the macros for chicken breast?
Per 3 oz cooked: 26.4 g protein, 0 g carbs and 3.1 g fat — that's roughly 79% protein, 0% carbs and 21% fat by calories.
How do I log chicken breast without weighing it?
Take a photo of your plate in CalorieScan AI. The app recognises chicken breast, estimates the portion, and returns calories and macros in about three seconds — then you can fine-tune it in plain English ("make that two servings").
Stop looking up calories.
Snap a photo of chicken breast — or any meal — and CalorieScan AI does the math. Free on iPhone.
Download for iPhone