Blog Research API Download App

Cheese VS Onion

A detailed nutritional comparison

Cheese

Cheese

Onion

Onion

🎯 Quick Verdict

🏆 Higher Protein
💪 More Fiber
⚡ Lower Calories

Cheese is nutrient-dense, providing high protein, calcium, and healthy fats, while onions are low-calorie, rich in fiber, vitamins, and antioxidants. Cheese is better for keto or high-protein diets, while onions suit low-calorie diets and add flavor and micronutrients to meals.

Smart Nutrition Tracking with SnapCalorie

★★★★★ 4.8/5 (2M+ downloads)
Track meals with just a photo
Hit your nutrition goals easier
Join 2M+ happy users
SnapCalorie App Screenshot

📊 Nutritional Comparison

Macronutrients

NutrientFood 1Food 2Winner
Calories 402 (per 100g, cheddar cheese) 40 (per 100g, raw onion)
Protein 25g 1g
Carbs 1.3g 9g
Fat 33g 0.1g
Fiber 0g 1.7g

Vitamins & Minerals

NutrientFood 1Food 2Winner
Vitamin C 0mg 7mg
Vitamin D 0.6mcg 0mcg
Calcium 721mg 24mg
Iron 0.7mg 0.2mg

🏆 Category Winners

🏆

Protein

Cheese has 25g of protein, dramatically higher than onion's 1g.

🏆

Fiber

Onions provide 1.7g of fiber, while cheese contains none.

🏆

Calories

Onions are low-calorie with just 40 calories per 100g compared to cheese's 402 calories.

🤝

Vitamins

Onions excel in Vitamin C, while cheese is richer in calcium and Vitamin D.

🥗 Diet Compatibility

Keto

Food 1: Compatible

Food 2: Compatible

Both are low-carb, making them suitable for keto diets.

Vegan

Food 1: Not Compatible

Food 2: Compatible

Cheese is derived from animal products, while onions are plant-based.

Gluten Free

Food 1: Compatible

Food 2: Compatible

Neither cheese nor onions contain gluten.

Paleo

Food 1: Not Compatible

Food 2: Compatible

Cheese is not typically permitted in paleo diets, whereas onions are paleo-friendly.

Low-Carb

Food 1: Compatible

Food 2: Compatible

Both cheese and onions have relatively low carbohydrate levels.

💪 Health Benefits Comparison

Food 1 Benefits

  • Excellent source of calcium for bone health
  • High-quality protein for muscle growth and repair
  • Contains healthy fats to support brain and hormone function
  • Low-carb, suitable for ketogenic diets

Food 2 Benefits

  • Rich in antioxidants like quercetin, reducing inflammation
  • Good source of fiber for digestive health
  • Supports immune function with its Vitamin C content
  • Low-calorie, ideal for weight management

✅ The Bottom Line

Cheese is an excellent choice for those prioritizing protein, calcium, and fat, particularly for keto or muscle-focused diets. Onions are low-calorie, rich in fiber and antioxidants, and perfect for general health or weight-loss strategies. Choose cheese for nutrient density and onions for versatility in low-calorie meals.

Choose Food 1 for: Keto diets, high-protein needs, bone health

Choose Food 2 for: Weight management, digestive health, flavor enhancement