Calories in Chicken breast
100 g of Chicken breast has about 165 calories. At the reference weight of 120 g, that is about 198 calories. Enter the amount you actually eat to calculate your portion.
Calories per 100 g
165 kcal
calories per 100 g
- Protein
- 31 g
- Fat
- 3.6 g
- Carbs
- 0 g
These are reference values. Ingredients and preparation can change the result.
Macros in Chicken breastCalculate calories for your portion
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In your portion
198 kcal
- Protein
- 37.2 g
- Fat
- 4.3 g
- Carbs
- 0 g
How to calculate calories in Chicken breast
Multiply the calories per 100 g by your portion weight, then divide by 100. For the reference 120 g portion, the calculation is:
165 × 120 ÷ 100 ≈ 198 kcal
Reference portion: cooked serving (120 g). This is an example amount, not a recommended portion. Weigh your food when possible: a cup, slice or piece can vary in size.
This entry describes a cooked portion. Use the weight after cooking; do not substitute the dry or raw weight.
Calories by portion size
| Portion | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|
| 50 g | 83 kcal | 15.5 g | 1.8 g | 0 g |
| 100 g | 165 kcal | 31 g | 3.6 g | 0 g |
| 120 g | 198 kcal | 37.2 g | 4.3 g | 0 g |
| 200 g | 330 kcal | 62 g | 7.2 g | 0 g |
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How FoodWarz works →What changes the calories?
Oil, sauces, sugar, toppings, cooking method and portion weight can change chicken breast calories quickly.
FAQ
How many calories are in a 120 g portion of Chicken breast?
Using this reference entry, 120 g has about 198 calories. The calculator scales the per-100 g value; it does not identify your recipe or brand.
Can I use the same number for any cup, slice or piece?
No. Household measures and individual pieces can have different weights. Use the gram weight of the edible portion, or the serving weight printed on your package.
Is chicken breast good for calorie tracking?
Yes, as long as you track portion size. The biggest source of error is usually weight, sauces, oil and mixed ingredients.
How Chicken breast compares
Of the 6 other foods in this table, 1 has fewer calories per 100 g than Chicken breast and 5 have more.
| Food | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|
| Chicken breast (this page) | 165 kcal | 31 g | 3.6 g | 0 g |
| Chicken thigh | 209 kcal | 26 g | 11 g | 0 g |
| Turkey breastFewest calories | 135 kcal | 30 g | 1 g | 0 g |
| Beef steak | 250 kcal | 26 g | 15 g | 0 g |
| Ground beef | 254 kcal | 26 g | 17 g | 0 g |
| Pork chop | 231 kcal | 26 g | 14 g | 0 g |
| BaconMost calories | 541 kcal | 37 g | 42 g | 1.4 g |
Data sources
Reference values are compiled from USDA FoodData Central, Open Food Facts and curated food databases. Your actual portion may differ by recipe, brand and cooking method.
Nutrition data methodologyNutrition values are estimates for calorie tracking and may vary by recipe, brand, cooking method and portion size. Not medical advice.
Last updated: October 3, 2026