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

Butter vs Breakfast Cereal: 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?

Breakfast Cereal is generally healthier

Breakfast Cereal comes out ahead in this comparison, winning in 3 out of 5 key nutritional categories. It has fewer calories (379 vs 717), more protein (7g vs 0.9g), more fiber (6g vs 0g), making it the better choice for most health goals.

Quick Summary

Fewer Calories

Breakfast Cereal

379 kcal

More Protein

Breakfast Cereal

7g

More Fiber

Breakfast Cereal

6g

Less Sugar

Butter

0.1g

Visual Comparison

Caloriesper 100g
Butter
717
Breakfast Cereal
379
Proteinper 100g
Butter
0.9g
Breakfast Cereal
7g
Carbohydratesper 100g
Butter
0.1g
Breakfast Cereal
84g
Fatper 100g
Butter
81g
Breakfast Cereal
1.9g

Side-by-Side Nutrition Table

NutrientButterBreakfast CerealDifference
Calories717kcal379kcal+338.0kcal
Protein0.9g7g-6.1g
Carbohydrates0.1g84g-83.9g
Fat81g1.9g+79.1g
Fiber0g6g-6.0g
Sugar0.1g24g-23.9g
Sodium11mg760mg-749.0mg

Serving Size Comparison

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

Butter

Per 100g:717 calories
Per cup (150g):1076 calories
Per serving (85g):609 calories

Breakfast Cereal

Per 100g:379 calories
Per cup (150g):569 calories
Per serving (85g):322 calories

Diet Compatibility

Butter

KetoLow-CarbVegetarianLow-Sodium

Breakfast Cereal

VeganVegetarian

When to Choose Butter

  • Lower in carbs (0.1g vs 84g)
  • Less sugar (0.1g vs 24g)
  • Lower sodium (11mg vs 760mg)

Common Uses

BreakfastSnacksCooking ingredientPost-workout
View full Butter nutrition →

When to Choose Breakfast Cereal

  • Lower in calories (379 vs 717)
  • Higher in protein (7g vs 0.9g)
  • More fiber (6g vs 0g)

Common Uses

Side dishesBreakfastMeal baseEnergy food
View full Breakfast Cereal nutrition →

Butter vs Breakfast Cereal: Nutritional Analysis

Butter is more calorie-dense at 717 calories per 100g compared to 379 for Breakfast Cereal, a difference of 338 calories. On the protein front, Breakfast Cereal delivers more with 7g per 100g versus 0.9g, 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 Butter and Breakfast Cereal tell different nutritional stories. Butter provides 0.1g of carbohydrates, 81g of fat, and 0g of fiber per 100g, while Breakfast Cereal contains 84g carbs, 1.9g fat, and 6g fiber. The higher fiber content in Breakfast Cereal supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Butter contains 0.1g while Breakfast Cereal has 24g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Breakfast Cereal is the lower-calorie choice at 379 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Breakfast Cereal provides more protein (7g/100g), supporting muscle repair and growth.
  • For sustained energy: Breakfast Cereal 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, Butter or Breakfast Cereal?

Butter has more calories with 717 kcal per 100g, compared to Breakfast Cereal with 379 kcal. That's a difference of 338 calories per 100g serving.

Is Butter healthier than Breakfast Cereal?

Based on our nutritional analysis, Breakfast Cereal is generally the healthier choice, winning in 3 out of 5 key nutritional categories. Breakfast Cereal has 379 calories, 7g protein, and 6g fiber per 100g. However, the best choice depends on your specific dietary goals.

What is the protein difference between Butter and Breakfast Cereal?

Breakfast Cereal has more protein with 7g per 100g, compared to Butter with 0.9g. Breakfast Cereal provides 6.1g more protein per 100g serving.

Which is better for weight loss, Butter or Breakfast Cereal?

For weight loss, Breakfast Cereal is the better choice with only 379 calories per 100g compared to 717 calories in Butter. Breakfast Cereal also offers 6g of fiber per 100g, which helps you feel fuller longer.

Does Butter or Breakfast Cereal have fewer carbs?

Butter has fewer carbs with 0.1g per 100g, compared to Breakfast Cereal with 84g. If you're following a low-carb diet, Butter is the better option with 83.9g 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.