Which is healthier, Butter or Onion?

Onion wins in 8 out of 10 nutritional categories. Butter has 717 calories and 0.9g protein per 100g, while Onion has 40 calories and 1.1g protein.

How many calories are in Butter vs Onion?

Butter contains 717 calories per 100g, while Onion contains 40 calories per 100g.

Which has more protein, Butter or Onion?

Onion has more protein with 1.1g per 100g compared to 0.9g.

Butter vs Onion

Nutrition Comparison per 100g

Butter 2

8 Onion

Dairy & Eggs vs Vegetables

Side-by-Side Nutrition Facts

Nutrient	Butter	Onion	Better
Calories	717kcal	40kcal	Onion
Protein	0.9g	1.1g	Onion
Total Fat	81.1g	0.1g	Onion
Carbohydrates	0.1g	9.3g	Onion
Fiber	0g	1.7g	Onion
Sugar	0.1g	4.2g	Butter
Vitamin C	0mg	7.4mg	Onion
Calcium	24mg	23mg	Butter
Iron	0mg	0.2mg	Onion
Potassium	24mg	146mg	Onion

Macronutrient Breakdown

Butter

Protein: 0.9g Fat: 81.1g Carbs: 0.1g

Onion

Protein: 1.1g Fat: 0.1g Carbs: 9.3g

Data Source

Nutrition data sourced from the USDA FoodData Central SR Legacy database. All values are per 100g of the food item. Actual nutritional content may vary by preparation method, brand, and serving size.

Butter vs Onion — Key Takeaway

Onion has 677 fewer calories per 100g than Butter, making it the lighter option.

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