Lettuce, cos or romaine, raw: nutrition facts

A 100 g serving of Lettuce, cos or romaine, raw has 17 calories. About 63% of those calories come from carbohydrates, 24% from protein and 13% from fat.

Nutrition facts per 100 g

NutrientAmount
Calories17 kcal
Protein1.23 g
Total fat0.3 g
Saturated fat0.04 g
Carbohydrates3.29 g
Fiber2.1 g
Sugars1.19 g
Sodium8 mg
Potassium247 mg
Cholesterol0 mg
Calcium33 mg
Iron0.97 mg

Nutrition per serving

ServingWeightCaloriesProteinCarbsFat
1 cup shredded 47 g 8 0.6 g 1.5 g 0.1 g
1 leaf inner 6 g 1 0.1 g 0.2 g 0 g
1 leaf outer 28 g 5 0.3 g 0.9 g 0.1 g
1 head 626 g 106 7.7 g 20.6 g 1.9 g
Values are averages from USDA FoodData Central and vary by brand, ripeness and preparation. This is general information, not medical or dietary advice.

Frequently asked questions

How many calories are in 100 g of lettuce?

A 100 g serving of Lettuce, cos or romaine, raw has 17 calories, according to USDA data.

How many calories are in one serving of lettuce?

A serving of 1 cup shredded weighs about 47 g and has about 8 calories.

How much protein is in lettuce?

100 g of Lettuce, cos or romaine, raw has 1.23 g of protein.