How Many Calories in Chicken Breast? Nutrition Facts
A skinless boneless chicken breast has 165 calories per 100g cooked — packed with 31g protein. See the full nutrition facts by size, cooking method, and cut.
Frequently Asked Questions
How many calories are in a chicken breast?
A medium skinless boneless chicken breast (about 174g cooked) contains roughly 284 calories and 53g of protein. Per 100g cooked, chicken breast has approximately 165 calories.
How many calories are in 100g of chicken breast?
Raw skinless boneless chicken breast has about 115 calories per 100g. Once cooked, the same chicken shrinks to around 75–80g, but if you weigh 100g of cooked breast it contains about 165 calories due to moisture loss.
Should I track chicken breast raw or cooked?
Track raw if you weigh before cooking, and use raw calorie values. Track cooked if you weigh after cooking, and use cooked values. Never mix the two — raw is ~115 kcal/100g and cooked is ~165 kcal/100g. Being consistent matters more than which method you choose.
How much protein is in a chicken breast?
A 100g serving of cooked skinless chicken breast provides about 31g of protein. A medium breast (174g) delivers around 53g — making it one of the most protein-dense whole foods available per calorie.
Is chicken breast good for weight loss?
Yes. Chicken breast is high in protein and low in fat and calories, making it ideal for a calorie deficit. High-protein diets are consistently linked to greater satiety and preservation of lean muscle during weight loss.