Chicken Breast Calories Calculator
Cooked boneless skinless chicken breast is the benchmark lean animal protein, delivering 165 calories, 31 grams of high-biological-value protein, and only 3.6 grams of fat per 100 grams.
Calories in Chicken Breast per 100g
According to the official USDA FoodData Central laboratory analysis, a standard 100-gram serving of chicken breast (Cooked, boneless, skinless, roasted) contains 165 calories. Its macronutrient profile comprises 31g protein, 0g carbohydrates, and 3.6g dietary fat, with approximately 65.3g of bound water.
Chicken Breast Calories by Weighed Portion
Look up exact nutritional values across standard dietary serving increments:
| Weight | Calories | Protein | Carbohydrates | Fat |
|---|---|---|---|---|
| 25 g | 41 kcal | 7.8 g | 0.0 g | 0.9 g |
| 50 g | 83 kcal | 15.5 g | 0.0 g | 1.8 g |
| 75 g | 124 kcal | 23.3 g | 0.0 g | 2.7 g |
| 100 g | 165 kcal | 31.0 g | 0.0 g | 3.6 g |
| 150 g | 248 kcal | 46.5 g | 0.0 g | 5.4 g |
| 200 g | 330 kcal | 62.0 g | 0.0 g | 7.2 g |
| 250 g | 413 kcal | 77.5 g | 0.0 g | 9.0 g |
| 300 g | 495 kcal | 93.0 g | 0.0 g | 10.8 g |
| 400 g | 660 kcal | 124.0 g | 0.0 g | 14.4 g |
| 500 g | 825 kcal | 155.0 g | 0.0 g | 18.0 g |
Nutritional Profile of Chicken Breast (per 100g)
Raw vs. Cooked Chicken Breast Dynamics
Raw chicken breast shrinks by ~25% during cooking as moisture evaporates. 100g raw chicken breast (~120 kcal, 22.5g protein) yields approximately 75g cooked chicken breast with identical total energy.
Factors That Change Chicken Breast Calories
Leaving the skin on or pan-frying in cooking oil adds significant lipid calories (9 kcal/g), increasing density from 1.65 to over 2.4 kcal/g. Always record the exact preparation method and use a calibrated digital kitchen scale for optimal caloric tracking precision.
Frequently Asked Questions
How many calories are in 100g of chicken breast? ↓
100 grams of chicken breast (Cooked, boneless, skinless, roasted) contains exactly 165 calories, with 31g protein, 0g carbohydrates, and 3.6g fat.
How many calories are in 50g of chicken breast? ↓
50 grams of chicken breast provides 83 calories (15.5g protein, 0.0g carbs, and 1.8g fat).
How many calories are in 200g of chicken breast? ↓
200 grams of chicken breast provides 330 calories (62.0g protein, 0.0g carbs, and 7.2g fat).
What factors alter the calories in chicken breast? ↓
Leaving the skin on or pan-frying in cooking oil adds significant lipid calories (9 kcal/g), increasing density from 1.65 to over 2.4 kcal/g.