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

Peanut Butter vs Salmon: 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?

Salmon is generally healthier

Salmon comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has fewer calories (208 vs 588), less sugar (0g vs 9.4g), less sodium (75mg vs 459mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Salmon

208 kcal

More Protein

Peanut Butter

25g

More Fiber

Peanut Butter

6g

Less Sugar

Salmon

0g

Visual Comparison

Caloriesper 100g
Peanut Butter
588
Salmon
208
Proteinper 100g
Peanut Butter
25g
Salmon
25g
Carbohydratesper 100g
Peanut Butter
20g
Salmon
0g
Fatper 100g
Peanut Butter
50g
Salmon
13g

Side-by-Side Nutrition Table

NutrientPeanut ButterSalmonDifference
Calories588kcal208kcal+380.0kcal
Protein25g25g0.0g
Carbohydrates20g0g+20.0g
Fat50g13g+37.0g
Fiber6g0g+6.0g
Sugar9.4g0g+9.4g
Sodium459mg75mg+384.0mg

Serving Size Comparison

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

Peanut Butter

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

Salmon

Per 100g:208 calories
Per cup (150g):312 calories
Per serving (85g):177 calories

Diet Compatibility

Peanut Butter

High-ProteinVeganVegetarianPaleo

Salmon

KetoLow-CarbHigh-ProteinPaleoLow-Sodium

When to Choose Peanut Butter

  • Higher in protein (25g vs 25g)
  • More fiber (6g vs 0g)

Common Uses

SnackingToppingsTrail mixBaking
View full Peanut Butter nutrition →

When to Choose Salmon

  • Lower in calories (208 vs 588)
  • Lower in carbs (0g vs 20g)
  • Less sugar (0g vs 9.4g)
  • Lower sodium (75mg vs 459mg)

Common Uses

Main dishesMeal prepGrillingHigh-protein meals
View full Salmon nutrition →

Peanut Butter vs Salmon: Nutritional Analysis

Peanut Butter is more calorie-dense at 588 calories per 100g compared to 208 for Salmon, a difference of 380 calories. 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 Peanut Butter and Salmon tell different nutritional stories. Peanut Butter provides 20g of carbohydrates, 50g of fat, and 6g of fiber per 100g, while Salmon contains 0g carbs, 13g fat, and 0g 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: Peanut Butter contains 9.4g while Salmon has 0g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Salmon is the lower-calorie choice at 208 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Peanut Butter provides more protein (25g/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, Peanut Butter or Salmon?

Peanut Butter has more calories with 588 kcal per 100g, compared to Salmon with 208 kcal. That's a difference of 380 calories per 100g serving.

Is Peanut Butter healthier than Salmon?

Based on our nutritional analysis, Salmon is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Salmon has 208 calories, 25g protein, and 0g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Peanut Butter and Salmon?

Peanut Butter and Salmon have the same protein content at 25g per 100g.

Which is better for weight loss, Peanut Butter or Salmon?

For weight loss, Salmon is the better choice with only 208 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 Peanut Butter or Salmon have fewer carbs?

Salmon has fewer carbs with 0g per 100g, compared to Peanut Butter with 20g. If you're following a low-carb diet, Salmon 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.