CalEye.
Weight-loss food guide

Is Chicken Breast Good for Weight Loss?

Yes — chicken breast fits well into a weight loss eating plan. Calorie density 165 kcal per 100g, with 31g of protein per typical 100g cooked, skinless. High protein per calorie — supports muscle preservation during fat loss.

For weight loss
EXCELLENT
Calorie density
165kcal/100g
Protein density
18.8g/100kcal

The cut-phase metrics

Portion Calories Protein (g) Fiber (g) kcal density
100g cooked, skinless 165 31 165/100g
4 oz cooked (113g) 187 35 165/100g
6 oz cooked (170g) 281 53 165/100g
1 medium breast cooked (~172g) 284 53 165/100g
100g raw, skinless 120 22.5 120/100g

Why this matters during a cut

Two metrics determine whether a food helps or hurts weight loss adherence: calorie density (kcal per 100g) and satiety per calorie. Low calorie density means you can eat a satisfying volume of food within calorie targets. High satiety per calorie comes primarily from protein and fiber, which slow gastric emptying and trigger satiety hormones (CCK, GLP-1, PYY).

Chicken Breast scores well on both dimensions for cut-phase eating. The combination of moderate calorie density (165 kcal/100g) and strong protein contribution means a satisfying portion fits comfortably in most cut calorie targets.

The compensation trap. Hall and colleagues at NIH have shown that "compensation" — eating more after exercise, moving less the rest of the day — typically erases 50–75% of intentional restriction over a week. The same effect happens with "healthy" foods: people often increase total intake of a food they consider virtuous, cancelling out the calorie deficit. Track total daily intake against your TDEE rather than relying on food choices alone.

Pairing strategies for higher satiety

Use the calculators

Related foods for weight loss

Frequently asked questions

Is chicken breast good for weight loss?
Yes — chicken breast is an excellent cut-phase food. High protein per calorie — supports muscle preservation during fat loss.
How many calories are in chicken breast?
Chicken Breast contains 165 kcal per 100g cooked, skinless — calorie density of 165 kcal per 100g. Per typical serving: 165 kcal, 31g protein, 0g carbs, 3.6g fat. The full table below shows multiple portion sizes for accurate tracking.
How much can I eat and still lose weight?
Depends on your daily calorie target. For a 1,800 kcal cut, a 200 kcal portion of any food fits comfortably. For a 1,500 kcal cut, the same portion eats up 13% of the daily budget — still fine if it's a satiating choice (high protein, high fiber). The real question isn't "is this food allowed" but "does this food fit my daily target and keep me satisfied through the day." Both are answered by tracking honestly for 2 weeks and adjusting.
What's the right calorie deficit for sustainable weight loss?
For most adults, 15–25% below TDEE — large enough to drive measurable weekly loss, small enough to preserve lean mass and adherence. The Helms 2014 review (JISSN) established ≤1% of body weight per week as the upper rate limit for natural lifters preserving muscle. For a 200 lb person, that's about 2 lbs/week, requiring roughly a 1,000 kcal/day deficit. Aggressive cuts (30%+ deficit) accelerate scale weight loss but reliably sacrifice lean mass and adherence.
Track it

Stop estimating. Start tracking.

CalEye reads calories, protein, carbs, and fat from a photo of your plate — no barcode, no manual entry. Free on iOS.

Download CalEye free on iOS →