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

Peanut Butter vs Sunflower Seeds: 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?

Sunflower Seeds is generally healthier

Sunflower Seeds comes out ahead in this comparison, winning in 4 out of 5 key nutritional categories. It has fewer calories (584 vs 588), more fiber (8.6g vs 6g), less sugar (2.6g vs 9.4g), less sodium (9mg vs 459mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Sunflower Seeds

584 kcal

More Protein

Peanut Butter

25g

More Fiber

Sunflower Seeds

8.6g

Less Sugar

Sunflower Seeds

2.6g

Visual Comparison

Caloriesper 100g
Peanut Butter
588
Sunflower Seeds
584
Proteinper 100g
Peanut Butter
25g
Sunflower Seeds
9g
Carbohydratesper 100g
Peanut Butter
20g
Sunflower Seeds
20g
Fatper 100g
Peanut Butter
50g
Sunflower Seeds
51g

Side-by-Side Nutrition Table

NutrientPeanut ButterSunflower SeedsDifference
Calories588kcal584kcal+4.0kcal
Protein25g9g+16.0g
Carbohydrates20g20g0.0g
Fat50g51g-1.0g
Fiber6g8.6g-2.6g
Sugar9.4g2.6g+6.8g
Sodium459mg9mg+450.0mg

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

Sunflower Seeds

Per 100g:584 calories
Per cup (150g):876 calories
Per serving (85g):496 calories

Diet Compatibility

Peanut Butter

High-ProteinVeganVegetarianPaleo

Sunflower Seeds

VeganVegetarianPaleoLow-Sodium

When to Choose Peanut Butter

  • Higher in protein (25g vs 9g)
  • Lower in carbs (20g vs 20g)

Common Uses

SnackingToppingsTrail mixBaking
View full Peanut Butter nutrition →

When to Choose Sunflower Seeds

  • Lower in calories (584 vs 588)
  • More fiber (8.6g vs 6g)
  • Less sugar (2.6g vs 9.4g)
  • Lower sodium (9mg vs 459mg)

Common Uses

SnackingToppingsTrail mixBaking
View full Sunflower Seeds nutrition →

Peanut Butter vs Sunflower Seeds: Nutritional Analysis

Peanut Butter is more calorie-dense at 588 calories per 100g compared to 584 for Sunflower Seeds, a difference of 4 calories. On the protein front, Peanut Butter delivers more with 25g per 100g versus 9g, 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 Peanut Butter and Sunflower Seeds tell different nutritional stories. Peanut Butter provides 20g of carbohydrates, 50g of fat, and 6g of fiber per 100g, while Sunflower Seeds contains 20g carbs, 51g fat, and 8.6g fiber. The higher fiber content in Sunflower Seeds 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 Sunflower Seeds has 2.6g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Sunflower Seeds is the lower-calorie choice at 584 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: Sunflower Seeds offers more fiber (8.6g/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 Sunflower Seeds?

Peanut Butter has more calories with 588 kcal per 100g, compared to Sunflower Seeds with 584 kcal. That's a difference of 4 calories per 100g serving.

Is Peanut Butter healthier than Sunflower Seeds?

Based on our nutritional analysis, Sunflower Seeds is generally the healthier choice, winning in 4 out of 5 key nutritional categories. Sunflower Seeds has 584 calories, 9g protein, and 8.6g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Peanut Butter and Sunflower Seeds?

Peanut Butter has more protein with 25g per 100g, compared to Sunflower Seeds with 9g. Peanut Butter provides 16.0g more protein per 100g serving.

Which is better for weight loss, Peanut Butter or Sunflower Seeds?

For weight loss, Sunflower Seeds is the better choice with only 584 calories per 100g compared to 588 calories in Peanut Butter. Sunflower Seeds also offers 8.6g of fiber per 100g, which helps you feel fuller longer.

Does Peanut Butter or Sunflower Seeds have fewer carbs?

Peanut Butter and Sunflower Seeds have the same carbohydrate content at 20g per 100g.

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.