Cashews 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?
Cashews is generally healthier
Cashews comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has fewer calories (553 vs 588), less sugar (5.9g vs 9.4g), less sodium (10mg vs 459mg)making it the better choice for most health goals.
Quick Summary
Fewer Calories
Cashews
553 kcal
More Protein
Peanut Butter
25g
More Fiber
Peanut Butter
6g
Less Sugar
Cashews
5.9g
Visual Comparison
Side-by-Side Nutrition Table
| Nutrient | Cashews | Peanut Butter | Difference |
|---|---|---|---|
| Calories | 553kcal✓ | 588kcal | -35.0kcal |
| Protein | 18g | 25g✓ | -7.0g |
| Carbohydrates | 30g | 20g✓ | +10.0g |
| Fat | 44g✓ | 50g | -6.0g |
| Fiber | 3.3g | 6g✓ | -2.7g |
| Sugar | 5.9g✓ | 9.4g | -3.5g |
| Sodium | 10mg✓ | 459mg | -449.0mg |
Serving Size Comparison
All values above are per 100g. Here's how they compare in common serving sizes:
Cashews
Peanut Butter
Diet Compatibility
Cashews
Peanut Butter
When to Choose Cashews
- ✓Lower in calories (553 vs 588)
- ✓Less sugar (5.9g vs 9.4g)
- ✓Lower sodium (10mg vs 459mg)
Common Uses
When to Choose Peanut Butter
- ✓Higher in protein (25g vs 18g)
- ✓More fiber (6g vs 3.3g)
- ✓Lower in carbs (20g vs 30g)
Common Uses
Cashews vs Peanut Butter: Nutritional Analysis
Peanut Butter is more calorie-dense at 588 calories per 100g compared to 553 for Cashews, a difference of 35 calories. On the protein front, Peanut Butter delivers more with 25g per 100g versus 18g, 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 Cashews and Peanut Butter tell different nutritional stories. Cashews provides 30g of carbohydrates, 44g of fat, and 3.3g 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: Cashews contains 5.9g 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: Cashews is the lower-calorie choice at 553 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, Cashews or Peanut Butter?
Peanut Butter has more calories with 588 kcal per 100g, compared to Cashews with 553 kcal. That's a difference of 35 calories per 100g serving.
Is Cashews healthier than Peanut Butter?
Based on our nutritional analysis, Cashews is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Cashews has 553 calories, 18g protein, and 3.3g fiber per 100g. However, the best choice depends on your specific dietary goals.
What is the protein difference between Cashews and Peanut Butter?
Peanut Butter has more protein with 25g per 100g, compared to Cashews with 18g. Peanut Butter provides 7.0g more protein per 100g serving.
Which is better for weight loss, Cashews or Peanut Butter?
For weight loss, Cashews is the better choice with only 553 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 Cashews or Peanut Butter have fewer carbs?
Peanut Butter has fewer carbs with 20g per 100g, compared to Cashews with 30g. If you're following a low-carb diet, Peanut Butter is the better option with 10.0g fewer carbohydrates.
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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.