How many calories are in Lettuce, Cos Or Romaine?

A 100 g serving of Lettuce, Cos Or Romaine has 17 kcal. The calories in your portion depend on its weight and how it is prepared.

How much protein is in Lettuce, Cos Or Romaine?

Per 100 g there are 1.2 g of protein — about 2% of the Daily Value (50 g).

How much fat and carbs are in Lettuce, Cos Or Romaine?

Per 100 g there are 0.3 g of fat and 3.2 g of carbohydrate, including 1.8 g of fiber.

What nutrients is Lettuce, Cos Or Romaine high in?

Per 100 g it notably contributes to your Daily Value for: Vitamin A (48% DV).

Vegetables

Lettuce, Cos Or Romaine

USDA reference values for lettuce, cos or romaine (per 100 g).

17kcalCalories

1.2gProtein

0.3gFat

3.2gCarbs

Protein, fat and carb balance

Share of calories from each macronutrient (per 100 g).

Protein 29.8%
Fat 14%
Carbs 56.2%

What this food is high in

48% Vitamin A 436 mcg / 100 g

Shown as percent of the Daily Value per 100 g.

Full nutrition facts (per 100 g)

Nutrient	Per 100 g	% DV*
Macronutrients
Protein	1.2 g	2%
Total Fat	0.3 g	<1%
Saturated Fat	—
Carbohydrate	3.2 g	1%
Dietary Fiber	1.8 g	6%
Total Sugars	1.2 g	2%
Minerals
Sodium	—
Potassium	253 mg	5%
Calcium	35 mg	3%
Iron	1 mg	5%
Magnesium	13.7 mg	3%
Vitamins
Vitamin C	4.6 mg	5%
Vitamin A	436 mcg	48%
Vitamin D	—
Other
Cholesterol	—

* Percent of the Daily Value (Daily Value, based on a 2,000 kcal diet).

Data source: USDA FoodData Central. Values are per 100 g of edible portion and are reference figures — they vary by variety, preparation and brand. Last updated: 2026-04-30.

Frequently asked questions

How many calories are in Lettuce, Cos Or Romaine?: A 100 g serving of Lettuce, Cos Or Romaine has 17 kcal. The calories in your portion depend on its weight and how it is prepared.
How much protein is in Lettuce, Cos Or Romaine?: Per 100 g there are 1.2 g of protein — about 2% of the Daily Value (50 g).
How much fat and carbs are in Lettuce, Cos Or Romaine?: Per 100 g there are 0.3 g of fat and 3.2 g of carbohydrate, including 1.8 g of fiber.
What nutrients is Lettuce, Cos Or Romaine high in?: Per 100 g it notably contributes to your Daily Value for: Vitamin A (48% DV).

Similar foods and comparisons

Alfalfa Seeds, Sprouted 23 kcal 4 g protein Amaranth Leaves, Cooked 21 kcal 2.1 g protein Amaranth Leaves, Cooked 21 kcal 2.1 g protein Amaranth Leaves, Raw 23 kcal 2.5 g protein Arrowhead, Cooked 78 kcal 4.5 g protein Arrowhead, Cooked 78 kcal 4.5 g protein

Compare Lettuce, Cos Or Romaine with: Alfalfa Seeds, Sprouted Amaranth Leaves, Cooked Amaranth Leaves, Cooked Amaranth Leaves, Raw

Note. This information is provided for general reference only and is not medical advice or a diet prescription. If you have a medical condition or special dietary needs, consult a physician or a registered dietitian.