Data last updated: April 2026

Mozzarella vs Onion

Nutrition Comparison per 100g

Mozzarella 4
vs
6 Onion

Dairy & Eggs vs Vegetables

Side-by-Side Nutrition Facts

Nutrient Mozzarella Onion Better
Calories 280kcal 40kcal Onion
Protein 28g 1.1g Mozzarella
Total Fat 17.1g 0.1g Onion
Carbohydrates 3.1g 9.3g Onion
Fiber 0g 1.7g Onion
Sugar 1g 4.2g Mozzarella
Vitamin C 0mg 7.4mg Onion
Calcium 505mg 23mg Mozzarella
Iron 0.4mg 0.2mg Mozzarella
Potassium 76mg 146mg Onion

Macronutrient Breakdown

Mozzarella

Protein: 28g Fat: 17.1g Carbs: 3.1g

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.

Mozzarella vs Onion — Key Takeaway

Onion has 240 fewer calories per 100g than Mozzarella, making it the lighter option. For protein, Mozzarella leads with 28g per 100g.

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