Written by CalorieData Nutrition TeamReviewed by a Registered DietitianLast Updated: March 2026

Chicken Breast vs Peanut Butter: Nutrition Comparison

Which is healthier? Compare calories, protein, carbs, and more

Complete side-by-side nutrition comparison per 100g serving | Updated 2026

Which is Healthier?

Chicken Breast is generally healthier

Chicken Breast comes out ahead in this comparison, winning in 4 out of 5 key nutritional categories. It has fewer calories (165 vs 588), more protein (31g vs 25g), less sugar (0g vs 9.4g), less sodium (74mg vs 459mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Chicken Breast

165 kcal

More Protein

Chicken Breast

31g

More Fiber

Peanut Butter

6g

Less Sugar

Chicken Breast

0g

Visual Comparison

Caloriesper 100g
Chicken Breast
165
Peanut Butter
588
Proteinper 100g
Chicken Breast
31g
Peanut Butter
25g
Carbohydratesper 100g
Chicken Breast
0g
Peanut Butter
20g
Fatper 100g
Chicken Breast
3.6g
Peanut Butter
50g

Side-by-Side Nutrition Table

NutrientChicken BreastPeanut ButterDifference
Calories165kcal588kcal-423.0kcal
Protein31g25g+6.0g
Carbohydrates0g20g-20.0g
Fat3.6g50g-46.4g
Fiber0g6g-6.0g
Sugar0g9.4g-9.4g
Sodium74mg459mg-385.0mg

Serving Size Comparison

All values above are per 100g. Here's how they compare in common serving sizes:

Chicken Breast

Per 100g:165 calories
Per cup (150g):248 calories
Per serving (85g):140 calories

Peanut Butter

Per 100g:588 calories
Per cup (150g):882 calories
Per serving (85g):500 calories

Diet Compatibility

Chicken Breast

Low-CarbHigh-ProteinPaleoLow-Sodium

Peanut Butter

High-ProteinVeganVegetarianPaleo

When to Choose Chicken Breast

  • Lower in calories (165 vs 588)
  • Higher in protein (31g vs 25g)
  • Lower in carbs (0g vs 20g)
  • Less sugar (0g vs 9.4g)
  • Lower sodium (74mg vs 459mg)

Common Uses

Main dishesMeal prepGrillingHigh-protein meals
View full Chicken Breast nutrition →

When to Choose Peanut Butter

  • More fiber (6g vs 0g)

Common Uses

SnackingToppingsTrail mixBaking
View full Peanut Butter nutrition →

Chicken Breast vs Peanut Butter: Nutritional Analysis

Peanut Butter is more calorie-dense at 588 calories per 100g compared to 165 for Chicken Breast, a difference of 423 calories. On the protein front, Chicken Breast delivers more with 31g per 100g versus 25g, which matters for muscle maintenance, satiety, and overall metabolic health. These differences become meaningful when you consider how each food fits into your daily dietary pattern rather than looking at any single nutrient in isolation.

Macronutrient Breakdown

The macronutrient profiles of Chicken Breast and Peanut Butter tell different nutritional stories. Chicken Breast provides 0g of carbohydrates, 3.6g of fat, and 0g of fiber per 100g, while Peanut Butter contains 20g carbs, 50g fat, and 6g fiber. The higher fiber content in Peanut Butter supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Chicken Breast contains 0g while Peanut Butter has 9.4g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Chicken Breast is the lower-calorie choice at 165 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Chicken Breast provides more protein (31g/100g), supporting muscle repair and growth.
  • For sustained energy: Peanut Butter offers more fiber (6g/100g), which slows digestion and provides steadier energy release.
  • Overall: Neither food is universally "better" than the other. The right choice depends on your specific nutritional goals, meal context, and dietary preferences. Both can play a role in a balanced diet.

Frequently Asked Questions

Which has more calories, Chicken Breast or Peanut Butter?

Peanut Butter has more calories with 588 kcal per 100g, compared to Chicken Breast with 165 kcal. That's a difference of 423 calories per 100g serving.

Is Chicken Breast healthier than Peanut Butter?

Based on our nutritional analysis, Chicken Breast is generally the healthier choice, winning in 4 out of 5 key nutritional categories. Chicken Breast has 165 calories, 31g protein, and 0g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Chicken Breast and Peanut Butter?

Chicken Breast has more protein with 31g per 100g, compared to Peanut Butter with 25g. Chicken Breast provides 6.0g more protein per 100g serving.

Which is better for weight loss, Chicken Breast or Peanut Butter?

For weight loss, Chicken Breast is the better choice with only 165 calories per 100g compared to 588 calories in Peanut Butter. Peanut Butter also offers 6g of fiber per 100g, which helps you feel fuller longer.

Does Chicken Breast or Peanut Butter have fewer carbs?

Chicken Breast has fewer carbs with 0g per 100g, compared to Peanut Butter with 20g. If you're following a low-carb diet, Chicken Breast is the better option with 20.0g fewer carbohydrates.

About Our Data

All nutrition data in this comparison is sourced from the USDA FoodData Central, the official food composition database maintained by the U.S. Department of Agriculture. Values are based on 100g servings for accurate comparison.

Health Disclaimer: This comparison is for informational purposes only and is not intended as medical or dietary advice. Nutritional needs vary by individual. The best food choice depends on your personal health goals, dietary requirements, and preferences. Consult a healthcare provider or registered dietitian for personalized nutrition guidance.