Chicken Breast Nutrition Facts
A 100 g serving of chicken breast contains 120 kcal, 22g protein (lime), 2.7g fat (pink) and 0g carbohydrate (blue). It has no fiber and almost no sugar. Its other nutrient values are modest — see the full breakdown below.
Core Nutrients per 100 g
PER 100 G SERVINGThe six values MacroDrop shows on every meal card: energy, the three macros, fiber and sugars.
Extended Nutrients
PER 100 G SERVINGGrouped as in the app: lipids, minerals, vitamins and other compounds sit one level below the core six. Daily values follow the FDA 2,000 kcal reference.
How Cooking Changes The Numbers
Per 100 g, from each preparation's own USDA data.
| Preparation | Kcal | Protein | Fat | Carbs | Note |
|---|---|---|---|---|---|
| Raw | 120 | 22 g | 2.7 g | 0 g | Reference entry |
| Braised | 157 | 32 g | 3.3 g | 0 g | Cooked, braised |
| Grilled | 151 | 31 g | 3.2 g | 0 g | Cooked, grilled |
Understanding Chicken Breast Nutrition
Chicken Breast is a high-protein food valued for its amino acid content and micronutrient density. At 120 kcal per 100 g serving, it provides 22g of protein, 0g of carbohydrate and 2.7g of fat. Chicken Breast is particularly rich in vitamin B12, delivering 0.2µg — 9% of the daily value — in a single serving. It has no fiber and almost no sugar.
For athletes and anyone tracking macros, chicken breast is an efficient source of protein, delivering 18.7g of protein per 100 kcal. It pairs well with slower-digesting carbohydrate sources across a meal, and its 22g protein per 120 kcal gives a favorable protein-to-calorie ratio for cutting or maintenance.
Frequently Asked Questions
How many calories are in a 100 g serving of chicken breast?
A 100 g serving of chicken breast has 120 kcal, 22g protein, 2.7g fat and 0g carbohydrate.
How much protein is in chicken breast?
22g per 100 g serving. This is a complete or near-complete protein source that contributes meaningfully to daily amino acid needs.
Is chicken breast high in sodium or saturated fat?
Chicken Breast is relatively low in both sodium and saturated fat per 100 g serving.
Which nutrients is chicken breast richest in?
No single micronutrient stands out sharply — see the full breakdown below.
Is chicken breast good for tracking macros?
For athletes and anyone tracking macros, chicken breast is an efficient source of protein, delivering 18.7g of protein per 100 kcal.
Does cooking chicken breast change its nutrients?
Cooked chicken breast runs about 31% higher in calories per equivalent serving compared to the raw reference — see the cooking table above for specific preparations.
Log the chicken breast in two seconds
MacroDrop tracks all of these nutrients — core and extended — from a photo, your voice or a barcode. Offline USDA database, 7,800 foods.
Values come from the USDA FoodData Central entry Chicken, broiler or fryers, breast, skinless, boneless, meat only, raw (FDC ID 171077), per 100 g. Daily values follow the FDA 2,000 kcal reference. Last reviewed August 2026.