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

Bacon 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?

Bacon is generally healthier

Bacon comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has fewer calories (541 vs 588), more protein (37g vs 25g), less sugar (1.2g vs 9.4g), making it the better choice for most health goals.

Quick Summary

Fewer Calories

Bacon

541 kcal

More Protein

Bacon

37g

More Fiber

Peanut Butter

6g

Less Sugar

Bacon

1.2g

Visual Comparison

Caloriesper 100g
Bacon
541
Peanut Butter
588
Proteinper 100g
Bacon
37g
Peanut Butter
25g
Carbohydratesper 100g
Bacon
1.4g
Peanut Butter
20g
Fatper 100g
Bacon
42g
Peanut Butter
50g

Side-by-Side Nutrition Table

NutrientBaconPeanut ButterDifference
Calories541kcal588kcal-47.0kcal
Protein37g25g+12.0g
Carbohydrates1.4g20g-18.6g
Fat42g50g-8.0g
Fiber0g6g-6.0g
Sugar1.2g9.4g-8.2g
Sodium1717mg459mg+1258.0mg

Serving Size Comparison

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

Bacon

Per 100g:541 calories
Per cup (150g):812 calories
Per serving (85g):460 calories

Peanut Butter

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

Diet Compatibility

Bacon

KetoLow-CarbHigh-ProteinPaleo

Peanut Butter

High-ProteinVeganVegetarianPaleo

When to Choose Bacon

  • Lower in calories (541 vs 588)
  • Higher in protein (37g vs 25g)
  • Lower in carbs (1.4g vs 20g)
  • Less sugar (1.2g vs 9.4g)

Common Uses

Main dishesMeal prepGrillingHigh-protein meals
View full Bacon nutrition →

When to Choose Peanut Butter

  • More fiber (6g vs 0g)
  • Lower sodium (459mg vs 1717mg)

Common Uses

SnackingToppingsTrail mixBaking
View full Peanut Butter nutrition →

Bacon vs Peanut Butter: Nutritional Analysis

Peanut Butter is more calorie-dense at 588 calories per 100g compared to 541 for Bacon, a difference of 47 calories. On the protein front, Bacon delivers more with 37g 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 Bacon and Peanut Butter tell different nutritional stories. Bacon provides 1.4g of carbohydrates, 42g 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: Bacon contains 1.2g 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: Bacon is the lower-calorie choice at 541 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Bacon provides more protein (37g/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, Bacon or Peanut Butter?

Peanut Butter has more calories with 588 kcal per 100g, compared to Bacon with 541 kcal. That's a difference of 47 calories per 100g serving.

Is Bacon healthier than Peanut Butter?

Based on our nutritional analysis, Bacon is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Bacon has 541 calories, 37g protein, and 0g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Bacon and Peanut Butter?

Bacon has more protein with 37g per 100g, compared to Peanut Butter with 25g. Bacon provides 12.0g more protein per 100g serving.

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

For weight loss, Bacon is the better choice with only 541 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 Bacon or Peanut Butter have fewer carbs?

Bacon has fewer carbs with 1.4g per 100g, compared to Peanut Butter with 20g. If you're following a low-carb diet, Bacon is the better option with 18.6g 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.