Which is healthier, Lettuce or Onion?

Lettuce wins in 7 out of 10 nutritional categories. Lettuce has 15 calories and 1.4g protein per 100g, while Onion has 40 calories and 1.1g protein.

How many calories are in Lettuce vs Onion?

Lettuce contains 15 calories per 100g, while Onion contains 40 calories per 100g.

Which has more protein, Lettuce or Onion?

Lettuce has more protein with 1.4g per 100g compared to 1.1g.

Lettuce vs Onion

Nutrition Comparison per 100g

Lettuce 7

3 Onion

Vegetables vs Vegetables

Side-by-Side Nutrition Facts

Nutrient	Lettuce	Onion	Better
Calories	15kcal	40kcal	Lettuce
Protein	1.4g	1.1g	Lettuce
Total Fat	0.2g	0.1g	Onion
Carbohydrates	2.9g	9.3g	Onion
Fiber	1.3g	1.7g	Onion
Sugar	0.8g	4.2g	Lettuce
Vitamin C	9.2mg	7.4mg	Lettuce
Calcium	36mg	23mg	Lettuce
Iron	0.9mg	0.2mg	Lettuce
Potassium	194mg	146mg	Lettuce

Macronutrient Breakdown

Lettuce

Protein: 1.4g Fat: 0.2g Carbs: 2.9g

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.

Lettuce vs Onion — Key Takeaway

Lettuce and Onion have fairly similar nutritional profiles overall.

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