Affiliate links on this page — disclosure. As an Amazon Associate, CJ Affiliate, and AWIN publisher we earn from qualifying purchases.
How Many Calories in Chicken Breast?
Circle DNA Nutrition & Diet Report
Find out how your genes affect the way your body processes nutrients, carbs and fat. DNA-personalised diet plan based on 500+ genetic markers.
Get Your DNA Nutrition Report →Affiliate links:
Quick reference — common serving sizes
| Amount | Calories | Protein |
|---|---|---|
| 1 oz (28g) | 47 kcal | 8.8g |
| 100g | 165 kcal | 31.0g |
| 1 breast | 231 kcal | 43.4g |
A chicken breast contains 165 calories per 100g. A typical 1 breast (140g) provides about 231 calories. Chicken Breast is moderate in calories and is a good source of protein. Accurate tracking starts with weighing portions — a digital kitchen scale removes all the guesswork.
Chicken Breast Nutrition Facts
| Nutrient | Per 100g | Per serving (140g) |
|---|---|---|
| Calories | 165 kcal | 231 kcal |
| Protein | 31.0g | 43.4g |
| Carbohydrates | 0.0g | 0.0g |
| of which Sugars | 0.0g | 0.0g |
| Fat | 3.6g | 5.0g |
| of which Saturates | 1.0g | 1.4g |
| Fibre | 0.0g | 0.0g |
| Sodium | 74.0mg | 104mg |
| Potassium | 256.0mg | 358mg |
| Calcium | 15.0mg | 21mg |
| Iron | 1.0mg | 1.4mg |
| Vitamin C | 0.0mg | 0.0mg |
| Vitamin A | 6.0µg | 8µg |
| Selenium | 27.6µg | 39µg |
| Riboflavin (B2) | 0.1mg | 0.1mg |
% of Daily Value (per 100g)
Based on a standard 2,000-calorie reference diet — the same basis used on nutrition labels in the US and UK.
- High in protein (62% DV) — an excellent source
- Low in saturated fat (5% DV)
- Low in sodium (3% DV)
- High in selenium (50% DV) — an excellent source
- Calories: 8% DV
- Protein: 62% DV
- Carbohydrates: 0% DV
- Fibre: 0% DV
- Fat: 5% DV
- Saturated fat: 5% DV
- Sodium: 3% DV
- Potassium: 5% DV
- Calcium: 1% DV
- Iron: 6% DV
- Vitamin C: 0% DV
- Vitamin A: 1% DV
- Selenium: 50% DV
- Riboflavin (B2): 8% DV
High-protein options alongside chicken breast
Affiliate links — we earn a commission at no extra cost to you. Disclosure ›
MORiSH Pork Chicharrónes
79% protein, zero carbs. Air-fried, not baked. One of the cleanest macros of any snack.
Shop MORiSH →Vitamins & Supplements
Tracking your nutrition? Herbspro carries 70,000+ vitamins and supplements to help fill any gaps.
Shop Herbspro →Informed-Sport Protein
Hitting your protein targets is easier with MaxiNutrition — Informed-Sport certified protein used by elite athletes.
Shop MaxiNutrition →Have a cat or dog? Check whether chicken breast is safe for your dog or safe for your cat before sharing. Also check the full ingredient breakdown and food safety guide for pregnancy and storage advice. If calorie tracking is part of a broader health check, hormone testing can rule out metabolic factors affecting your results. Tracking supplements too? Check drug and supplement interactions before combining anything new.
Good to know
Cooking method changes the final calorie and fat count more than the cut itself — grilling, baking or steaming typically adds nothing, while frying can add a meaningful amount of fat per serving.
Does chicken breast fit your diet?
High-protein diets
At 31.0g of protein per 100g, chicken breast clears the 15g/100g threshold generally used to call a food high-protein — a useful contributor if you're tracking protein intake for muscle maintenance, satiety, or a higher-protein eating pattern.
Low-carb / keto
Chicken Breast contains 0.0g of carbohydrate per 100g, low enough to fit comfortably within most low-carb or ketogenic daily carb allowances — check the fat and protein split above against your specific macro targets.
Frequently Asked Questions
How many calories in chicken breast per 100g?
Chicken Breast contains 165 calories per 100g, based on USDA reference data.
Is chicken breast high in calories?
A 1 breast of chicken breast (140g) has around 231 calories — roughly 12% of a 2,000-calorie daily intake.
Is chicken breast good for weight loss?
Chicken Breast is fairly calorie-dense at 165 calories per 100g, so portion size matters when losing weight. A 1 breast provides about 231 calories.
How much protein is in chicken breast?
Chicken Breast contains 31.0g of protein per 100g.
Is chicken breast a good source of fibre?
Chicken Breast is relatively low in fibre at 0.0g per 100g, so pairing it with fibre-rich sides (vegetables, whole grains, legumes) can help balance a meal.
How does chicken breast compare to chicken, roasting, giblets, cooked?
Chicken Breast has 165 calories per 100g, close to chicken, roasting, giblets, cooked at 165 — 0 calories fewer per 100g. See the full macro breakdown above.
Is chicken breast keto-friendly?
Chicken Breast contains 0.0g of carbohydrate per 100g, which fits comfortably within most ketogenic daily carb allowances — check it against your specific daily carb target.
How many servings of chicken breast for 20g of protein?
With 31.0g of protein per 100g, you'd need roughly 65g of chicken breast to reach 20g of protein
Foods with a similar calorie count
Other meat & fish closest to chicken breast by calories per 100g:
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Chicken Breast (this page) | 165 kcal | 31.0g | 0.0g | 3.6g |
| Chicken, Roasting, Giblets, Cooked | 165 kcal | 26.8g | 0.9g | 5.2g |
| Chicken, Canned, Meat Only, with Broth | 165 kcal | 21.8g | 0.0g | 8.0g |
| Ostrich, Ground, Raw | 165 kcal | 20.2g | 0.0g | 8.7g |
| Turkey, Thigh, From Whole Bird, Meat Only, Roasted | 165 kcal | 27.7g | 0.0g | 6.0g |
| Pork, Fresh, Leg (ham), Rump Half, Cooked | 165 kcal | 28.9g | 0.0g | 4.6g |
| Pork, Fresh, Variety Meats and By-products, Liver, Cooked | 165 kcal | 26.0g | 3.8g | 4.4g |
More kit for chicken breast tracking
Affiliate links — we earn a commission at no extra cost to you. Disclosure ›
EMS Muscle Stimulation Devices
Build strength in 20 minutes a day with EMS training tech used in athletic recovery — plus supplements and red-light recovery tools.
Shop APE BORN →Last updated:
Nutrition data: USDA FoodData Central (public domain, CC0 1.0). Values are per 100g unless stated.