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.
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 |
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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.
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.
% Daily Value: 100g cooked reference vs 100g
Percent Daily Values use the FDA reference amounts for adults (protein 50g, fiber 28g, carbohydrate 275g, fat 78g, sodium 2,300mg, cholesterol 300mg, potassium 4,700mg). The FDA label guide treats 20% DV or more per serving as high and 5% DV or less as low. Potassium comes from USDA FoodData Central FDC ID 171477 (Chicken, broilers or fryers, breast, meat only, cooked, roasted); the other values are this page's 100g reference scaled to the portion.
| Nutrient | Per 100g | % DV | 100g cooked reference | % DV |
|---|---|---|---|---|
| Protein | 31g | 62% | 31g | 62% |
| Dietary fiber | 0g | 0% | 0g | 0% |
| Total carbohydrate | 0g | 0% | 0g | 0% |
| Total fat | 3.6g | 5% | 3.6g | 5% |
| Sodium | 74mg | 3% | 74mg | 3% |
| Cholesterol | 85mg | 28% | 85mg | 28% |
| Potassium (USDA) | 256mg | 5% | 256mg | 5% |
Source: FDA Daily Values (21 CFR 101.9), checked September 17, 2026. USDA record: FDC ID 171477.
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
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High-Protein Low-Calorie Foods
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Protein Calculator
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Macro Calculator
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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)
% DV = percent of the FDA Daily Value for a 2,000-calorie diet, per 100g. Total sugars have no Daily Value; the FDA value applies to added sugars only.
Methodology & Nutrition Data Sources
How we calculate nutrition data for Chicken Breast: Calorie and macronutrient values are standardized reference profiles, generally based on USDA FoodData Central entries where available, then scaled to the serving you choose. Entries may come from different FDC data types or releases, and brand or preparation differences can change the numbers.
- Calorie and macronutrient data sourced from the USDA FoodData Central , the federal food composition database used as the main reference where a matching entry exists.
- Daily Value context: for % DV comparisons, use the FDA Daily Value reference amounts for a 2,000 calorie diet (21 CFR 101.9).
- Dietary reference intakes (DRI) for vitamins and minerals are available in the National Academies Dietary Reference Intake tables for further reading; this page does not calculate DRI percentages.
- Glycemic index values are approximate listed values; GI varies by variety, ripeness, and preparation, so compare with the Harvard Health Glycemic Index Reference and the 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 generally based on 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 Priya Lindqvist · Last updated September 17, 2026 · Values may not reflect the newest USDA FoodData Central release
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Frequently Asked Questions
Is Chicken Breast high in protein?
Chicken Breast has 31g protein per 100g, which is 62% of the 50g FDA Daily Value. 100g cooked reference supplies about 31.0g, or 62% DV. Under the FDA label guide (20% DV or more per serving is high, 5% or less is low), that serving counts as a high-protein serving.
Is Chicken Breast a good source of potassium?
USDA FoodData Central lists 256mg potassium per 100g for Chicken, broilers or fryers, breast, meat only, cooked, roasted (FDC ID 171477), which is 5% of the 4,700mg Daily Value. 100g cooked reference provides about 256mg, or 5% DV, a low contribution by the FDA 5% guide.
How many calories are in Chicken Breast?
Chicken Breast contains 165 calories per 100g serving. Using general 4-4-9 calorie factors, that is roughly 124 calories from protein, 0 calories from carbohydrates, and 32 calories from fat; these estimates may not add up exactly to the listed total.
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?
Calorique's food profile lists vitamins B12, B6, Niacin and minerals including Phosphorus, Selenium for Chicken Breast. These are general highlights, not measured amounts or a "good source" rating; check USDA FoodData Central or the product label for exact micronutrient values.
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 September 17, 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