Calories in Chicken Breast
Boneless, skinless chicken breast is one of the leanest protein sources: about 120 calories per 100 g raw, almost all of it from protein, with no carbohydrates.
Nutrition per 100 g (raw)
120 kcal
Calories
22.5 g
Protein
2.6 g
Fat
0 g
Carbs
Calories by serving size
| Serving | kcal | Proteing | Fatg | Carbsg |
|---|---|---|---|---|
| Per 100 g | 120 | 22.5 | 2.6 | 0 |
| Small fillet (120 g) | 144 | 27 | 3.1 | 0 |
| Medium fillet (170 g) | 204 | 38.3 | 4.5 | 0 |
| Large fillet (220 g) | 264 | 49.5 | 5.8 | 0 |
Raw vs cooked
Roasted without added fat, 100 g of cooked breast has about 165 kcal and 31 g of protein — the number rises because cooking removes water, not because calories are added.
Tip: for accurate tracking, weigh the food in the state you log it — and always log it the same way. Snapfork keeps both raw and cooked entries so the numbers stay consistent.
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Nutrition values: USDA FoodData Central. Values are for the raw edible portion; packaged products may differ — check the label.