🥩 Proteinshigh proteinlow carbketo friendly
🍗 Calories in Chicken Breast
The gold standard of lean protein for fat loss and muscle building
Per 100g
165kcal
31g
Protein
0g
Carbs
3.6g
Fat
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Full Nutrition Facts — Per 100g
| Nutrient | Per 100g | Per 1 medium chicken breast (cooked) |
|---|---|---|
| Calories | 165kcal | 289kcal |
| Protein | 31g | 54.3g |
| Total Carbs | 0g | 0g |
| — of which Sugar | 0g | 0g |
| Total Fat | 3.6g | 6.3g |
| — Saturated Fat | 1g | 1.8g |
| Dietary Fibre | 0g | 0g |
| Sodium | 74mg | 130mg |
Macro Breakdown
Protein31g (124 kcal)
Carbohydrates0g (0 kcal)
Fat3.6g (32.4 kcal)
All values per 100g. Protein & carbs = 4 kcal/g · Fat = 9 kcal/g
Key Vitamins & Minerals
Potassium256mg
7% of daily reference intake
Zinc1mg
10% of daily reference intake
Cholesterol85mg
28% of daily reference intake
✅ Key Nutrition Facts
- •31g protein per 100g cooked — one of the highest protein-to-calorie ratios of any food
- •Only 165 kcal per 100g — ideal for calorie-controlled diets
- •Complete protein — contains all 9 essential amino acids
- •Virtually zero carbs — fits keto, low-carb, and paleo diets
Calories by Serving Size
| Serving | Grams | Calories | Protein |
|---|---|---|---|
| 100g (cooked) | 100g | 165 kcal | 31g |
| 1 medium breast (cooked) | 175g | 289 kcal | 54.3g |
| 1 large breast (cooked) | 225g | 371 kcal | 69.8g |
| 3oz serving | 85g | 140 kcal | 26.4g |
| Half breast | 90g | 149 kcal | 27.9g |
Frequently Asked Questions
How many calories are in 100g of chicken breast?+
Cooked skinless chicken breast contains approximately 165 calories per 100g. Raw chicken breast contains around 120 calories per 100g because it loses moisture during cooking, concentrating the nutrients.
How much protein is in a chicken breast?+
A typical medium chicken breast (around 175g cooked) contains approximately 54g of protein. Per 100g cooked, chicken breast delivers around 31g of protein — one of the highest ratios of any whole food.
Is chicken breast good for weight loss?+
Yes. Chicken breast is one of the best foods for weight loss because it is high in protein (which keeps you full), low in calories (165 kcal per 100g), and virtually zero carbs. High protein intake also helps preserve muscle during a calorie deficit.
Is chicken breast or thigh better for muscle building?+
Both are excellent for muscle building. Chicken breast has slightly more protein per 100g (31g vs 26g) but less fat. Chicken thigh has more flavour and slightly more calories. For pure protein per calorie, breast wins. For overall eating satisfaction on a bulk, thigh is a good option.
Can I eat chicken breast every day?+
Yes, chicken breast is safe to eat daily. It is a lean, complete protein with no significant downsides when cooked healthily (grilled, baked, or poached). For nutritional variety, rotate with other proteins like fish, eggs, and legumes throughout the week.
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Data source: USDA FoodData Central & peer-reviewed nutritional references. Values are averages — actual nutrient content varies by brand, preparation method, and growing conditions. Not medical advice.