Chicken breast · cooked
Values per 100 g — CIQUAL data (ANSES).
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The best protein-to-calorie ratio
With 30 g of protein and just 3.2 g of fat per 100 g (148 kcal cooked), chicken breast offers one of the best protein-to-calorie ratios in the whole meat aisle. Nearly 80% of its calories come from protein, and it contains no carbs: it is a 'pure' protein, easy to fit in whatever your goal.
Its protein is complete: it provides the nine essential amino acids in good proportions, including leucine, which triggers muscle protein synthesis. That is what has always made it the staple food of lifters.
When bulking
When bulking, chicken breast brings protein without driving calories up: it is up to you to add the energy around it. Always pair it with a generous carb source — basmati rice, pasta, sweet potato — and a fat (olive oil, avocado) to reach your calorie surplus without having to swallow huge volumes of meat.
Practical benchmark: 200 g of cooked chicken breast cover about 60 g of protein, a big share of your daily total (aim for 1.6 to 2 g per kilo of bodyweight). The rest of the meal takes care of the calories.
When cutting
It is when cutting that chicken breast really shines. Its unbeatable protein-to-calorie ratio lets you keep a high protein intake — essential to preserve muscle in a deficit — while leaving plenty of calorie room for the rest of the day. At roughly equal fullness, it 'costs' far fewer calories than a fatty meat.
A large volume of chicken fills you up without blowing the counter: enough to hold a deficit without going hungry. Weigh it to stay precise, and keep a single weighing method (see below) to track your progress honestly.
Cooking it without drying it out
Chicken breast has one flaw: being lean, it dries out fast when cooked. A few habits change everything. Do not cook it too hot or too long: 74 °C in the centre is enough, beyond that the meat turns dry. Medium heat, with a lid on for the last few minutes, keeps it tender.
Marinating it for 30 minutes (yogurt, lemon juice, spices) tenderises and flavours it with almost no added calories. And use batch cooking: cook 800 g to 1 kg at once early in the week and you always have protein ready to weigh for your meals.
What to pair it with
Chicken breast is almost always the meal's 'protein brick': complete it with carbs and a starch for a balanced plate.
Key takeaways
- 30 g protein, 3.2 g fat, 0 carbs per 100 g: the reference lean protein.
- When cutting, its unbeatable protein-to-calorie ratio preserves muscle without weighing down calories.
- When bulking, add carbs and fat around it to reach your surplus.
- Cook it gently (≈ 74 °C in the centre) and in batches so you never run out of ready protein.
Frequently asked questions
How much chicken breast should you eat per day?
There is no fixed amount: aim for your daily protein total (about 1.6 to 2 g per kilo of bodyweight) across all sources. 150 to 200 g of chicken breast already provide 45 to 60 g of protein, a solid share of a meal.
Chicken breast or thigh for muscle building?
Breast is leaner (ideal when cutting); thigh is a bit fattier and more calorie-dense, which makes it useful when bulking or simply for taste. Both are excellent protein sources — alternate based on your calorie goal.
Should you weigh chicken raw or cooked?
Nutrition values change with cooking (chicken loses water and concentrates). The simplest approach is to weigh it raw and use the "raw" values, or to stay consistent with a single method to track your progress.
Can you eat chicken breast every day?
Yes, chicken breast can be eaten daily within a balanced diet. For micronutrient variety as much as for enjoyment, still make a point of varying your protein sources (fish, eggs, lean red meat, plant sources) across the week.
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