Chicken Breast Calories: 100g, 3 oz, and Full Breast
Plain cooked boneless skinless chicken breast has about 165 calories and 31g protein per 100g. A 3 oz cooked portion is about 140 calories, while a typical 170g cooked breast is about 281 calories before oil, breading, skin, or sauce.
Quick answer
How many calories are in Chicken Breast?
Chicken Breast has 165 calories per 100g. A 100g cooked reference has about 165 calories. It is a moderate-calorie food, with most calories coming from protein.
Source review
Chicken Breast Source Review: Cooked Weight, Protein, and Frying Differences
Reviewed May 26, 2026. This page uses a plain cooked boneless skinless chicken breast reference, then separates cooked-weight portions from fried, breaded, sauced, or restaurant preparations.
- Calorique lists cooked chicken breast at 165 calories and 31g protein per 100g for the plain lean reference.
- A typical 170g cooked breast is about 281 calories and 52.7g protein before oil, sauce, breading, or skin.
- Raw and cooked weights should not be mixed because moisture loss concentrates calories per cooked gram.
- Breaded, deep-fried, butter-brushed, glazed, and restaurant chicken breast can move far above the plain cooked reference.
Assistant-ready answer
Chicken Breast Calories: 100g, 3 oz, and Full Breast
Plain cooked boneless skinless chicken breast has about 165 calories and 31g protein per 100g. A 3 oz cooked portion is about 140 calories, while a typical 170g cooked breast is about 281 calories before oil, breading, skin, or sauce.
| Portion | Calories | Main macro | Use when |
|---|---|---|---|
| 3 oz cooked (85g) | 140 kcal | 26.4g protein | Standard lean-protein serving |
| 100g cooked | 165 kcal | 31g protein | Best database comparison |
| typical cooked breast (170g) | 281 kcal | 52.7g protein | Common full-breast estimate |
| large cooked breast (225g) | 371 kcal | 69.8g protein | Large restaurant or meal-prep portion |
Practical Portion Guide for Chicken Breast
| Portion | Calories | Protein | Carbs | Net carbs | Fat |
|---|---|---|---|---|---|
| 100g cooked reference | 165 kcal | 31.0g | 0.0g | 0.0g | 3.6g |
| 3 oz cooked (85g) | 140 kcal | 26.3g | 0.0g | 0.0g | 3.1g |
| typical cooked breast (170g) | 281 kcal | 52.7g | 0.0g | 0.0g | 6.1g |
| large cooked breast (225g) | 371 kcal | 69.8g | 0.0g | 0.0g | 8.1g |
Track cooked weight against cooked entries and raw weight against raw entries. Oil, breading, skin, sauces, and restaurant prep can change the calorie total quickly.
Serving Size Calculator
Macros Breakdown (per 100g)
Diet Suitability
How Chicken Breast Fits Into a Diet
Boneless skinless chicken breast is most useful when you want a lean, high-protein meal anchor with predictable calories.
Pair chicken breast with rice, potatoes, beans, vegetables, salad, fruit, or measured olive oil depending on whether the meal needs more carbs, fiber, or fat.
This page uses a plain cooked chicken breast reference. Grilled, baked, poached, pan-fried, breaded, and deep-fried versions should be logged separately when possible.
Plan Around Chicken Breast
1500 Calorie Meal Plan
Use Chicken Breast inside a 7-day high-protein 1500-calorie menu with macros and prep steps.
High-Protein Low-Calorie Foods
Compare Chicken Breast with other lean proteins for calorie deficit meal planning.
Protein Calculator
Set a daily protein target before deciding how much Chicken Breast belongs in a meal.
Macro Calculator
Convert calories into protein, carbohydrate, and fat targets for your diet.
Compare Chicken Breast With Similar Proteins
Use this comparison when choosing a serving. Calories alone do not tell the full story: protein, fiber, fat, sodium, and realistic portion size determine whether a food fits your plan.
| Food | Calories | Protein | Carbs | Fat | Fiber |
|---|---|---|---|---|---|
| Chicken Breast | 165 kcal | 31g | 0g | 3.6g | 0g |
| Salmon | 208 kcal | 20g | 0g | 13g | 0g |
| Tuna (Canned in Water) | 116 kcal | 25.5g | 0g | 1g | 0g |
| Eggs (Whole) | 155 kcal | 13g | 1.1g | 11g | 0g |
| Beef (Lean Ground) | 215 kcal | 26g | 0g | 12g | 0g |
| Pork Tenderloin | 143 kcal | 26g | 0g | 3.5g | 0g |
All comparison values use each food's 100-unit reference so foods can be compared on the same basis.
Vitamins & Minerals
Vitamins
Minerals
Complete Nutrition Facts (per 100g)
Methodology & Nutrition Data Sources
How we calculate nutrition data for Chicken Breast: Our calorie and macronutrient data integrates multiple authoritative federal nutrition databases. Values shown reflect standard serving sizes unless specified, based on USDA laboratory analysis of raw and prepared food samples.
- Calorie and macronutrient data sourced from the USDA FoodData Central — the comprehensive federal nutrition database covering 1M+ food items with full nutrient profiles.
- Daily Value percentages (% DV) based on FDA Daily Value reference amounts for a 2,000 calorie diet, as established under 21 CFR 101.9.
- Dietary reference intakes (DRI) for vitamins and minerals from the NIH Dietary Reference Intake tables — the gold standard for nutrient adequacy assessment.
- Glycemic index values cross-referenced with Harvard Health Glycemic Index Reference and University of Sydney GI database.
- Dietary guidelines context from the HHS/USDA Dietary Guidelines for Americans 2020–2025 — the federal evidence-based nutrition guidance.
Authoritative nutrition data sources:
- USDA FoodData Central — comprehensive food composition database
- FDA Nutrition Facts Label rules — % Daily Value methodology
- NIH Office of Dietary Supplements — vitamin and mineral research
- CDC Nutrition — Public Health Guidance — chronic disease and diet
- HHS/USDA Dietary Guidelines 2020–2025 — federal nutrition recommendations
- Harvard T.H. Chan School of Public Health — The Nutrition Source — evidence-based dietary guidance
Nutrition Disclaimer: Calorie and nutrient values are based on standard USDA reference data and may vary by brand, preparation method, ripeness, and cooking technique. These values are for informational purposes only and should not replace personalized dietary advice from a registered dietitian. Individuals with medical conditions should consult a healthcare provider before making significant dietary changes.
Reviewed by Brazora Monk · Last updated May 26, 2026 · USDA FoodData Central & FDA Nutrition data current as of latest release
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Frequently Asked Questions
How many calories are in Chicken Breast?
Chicken Breast contains 165 calories per 100g serving. This includes 124 calories from protein, 0 calories from carbohydrates, and 32 calories from fat.
Is Chicken Breast good for weight loss?
Chicken Breast can be part of a weight loss diet with 165 calories per 100g. Monitor portion sizes and balance it with other low-calorie foods throughout the day.
How much protein is in Chicken Breast?
Chicken Breast contains 31g of protein per 100g. This makes it an excellent high-protein food, ideal for muscle building and recovery.
What serving size should I track for Chicken Breast?
Track Chicken Breast by grams when precision matters. A practical starting point is 100g cooked reference, which is about 165 calories. For packaged, restaurant, fried, sauced, or sweetened versions, use the product label because brand formulas can differ from the plain reference.
Is Chicken Breast keto-friendly?
Yes, Chicken Breast is keto-friendly with only 0g of carbohydrates per 100g. It fits well within the typical keto macro limits of 20-50g net carbs per day.
Is Chicken Breast good for diabetics?
Chicken Breast may fit a diabetes meal plan, but the useful decision is the actual portion, total carbohydrates, added sugar, and the rest of the meal. People using diabetes medication should follow personalized clinical guidance.
What vitamins and minerals are in Chicken Breast?
Chicken Breast is a good source of vitamins B12, B6, Niacin and minerals including Phosphorus, Selenium. These nutrients support various bodily functions from energy metabolism to immune health.
Where does Calorique get nutrition data for Chicken Breast?
Calorique standardizes Chicken Breast nutrition values per 100g using USDA FoodData Central reference fields where available, then scales the data into realistic serving sizes. FDA Nutrition Facts methodology and authoritative nutrition references are used for context. This page was last reviewed May 26, 2026.
Related Calculators
Salmon
208 cal · 20g protein per 100g
Tuna (Canned in Water)
116 cal · 25.5g protein per 100g
Eggs (Whole)
155 cal · 13g protein per 100g
Beef (Lean Ground)
215 cal · 26g protein per 100g
Pork Tenderloin
143 cal · 26g protein per 100g
Tofu (Firm)
76 cal · 8g protein per 100g
Turkey Breast
135 cal · 30g protein per 100g
Shrimp
99 cal · 24g protein per 100g