Calories in 100g of Chicken Breast
100g of chicken breast (100 g) has 161 calories. That is 8% of a 2,000 calorie diet.
The calories come from 30 g of protein, 3.5 g of fat and 0 g of carbohydrates, a split of 79% protein, 21% fat and 0% carbs. For comparison, 50g of chicken breast has 81 and 150g of chicken breast has 242 calories. Burning 161 calories takes about 29 minutes of brisk walking or 13 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
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Chicken Breast calories by serving size
Common amounts of chicken breast with calories and macros. Tap a row for its full nutrition page.
| Serving | Weight | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|---|
| 50g | 50 g | 81 | 15 g | 1.8 g | 0 g |
| 1/2 cup | 68 g | 109 | 20 g | 2.4 g | 0 g |
| 100g | 100 g | 161 | 30 g | 3.5 g | 0 g |
| 1 small chicken breast | 105 g | 169 | 32 g | 3.7 g | 0 g |
| 4 oz | 113 g | 183 | 34 g | 4 g | 0 g |
| 1 medium chicken breast | 120 g | 193 | 36 g | 4.2 g | 0 g |
| 1 large chicken breast | 135 g | 217 | 41 g | 4.8 g | 0 g |
| 1 cup | 135 g | 217 | 41 g | 4.8 g | 0 g |
| 200g | 200 g | 322 | 60 g | 7 g | 0 g |
| 2 small chicken breasts | 210 g | 338 | 63 g | 7.4 g | 0 g |
| 2 medium chicken breasts | 240 g | 386 | 73 g | 8.4 g | 0 g |
| 2 large chicken breasts | 270 g | 435 | 82 g | 9.5 g | 0 g |
Chicken Breast vs similar foods
Calories per 100 g compared with other chicken and poultry.
Chicken Breast: common questions
How many calories are in 100g of chicken breast?
100g of chicken breast weighs about 100 g and has 161 calories.
How much protein is in 100g of chicken breast?
100g of chicken breast has 30 g of protein, which is 60% of the 50 g Daily Value.
How many carbs are in 100g of chicken breast?
100g of chicken breast has 0 g of carbohydrates, including 0 g of fiber and 0 g of sugars.
How much chicken breast is 100 calories?
100 calories of chicken breast is 62 g, about 1/2 medium chicken breast.
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Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2705956. Original description: Chicken breast, baked, broiled, or roasted, skin not eaten, from raw. Portion weights are USDA household measures.