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Lettuce, cos or romaine Calories and nutrition facts · Vegetables

108 kcal per head (626 g)
Carbs
7.4 g
Fibre
13.1 g
Sugars
7.4 g
Protein
7.7 g
Fat
1.9 g
17 kcal per 100 g
Carbs
1.2 g
Fibre
2.1 g
Sugars
1.2 g
Protein
1.2 g
Fat
0.3 g

Where the calories come from

Protein 40% Carbs 38% Fat 22%

Lettuce, cos or romaine has 108 kcal per head (626 g), with 7.4 g carbs, 13.1 g fibre, 7.7 g protein and 1.9 g fat. 100 g has 17 kcal.

Share of your daily needs in one head

Last updated June 30, 2026 · Where the data comes from

Get to know lettuce, cos or romaine in Nutriely

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How it compares with other vegetables

Per 100 g, against the 97 vegetables in our catalog.

  • Calories 17 kcal · typical 31 kcal

    Fewer calories than 85% of vegetables.

  • Vitamin K 103 µg · typical 30.5 µg
  • Vitamin C 4 mg · typical 21.8 mg

    Less vitamin C than 91% of vegetables.

  • Folate 136 µg · typical 51 µg

    More folate than 87% of vegetables.

  • Vitamin A 436 µg · typical 50 µg

    More vitamin A than 91% of vegetables.

The bar shows this food; the line marks the typical (median) value of the category.

Nutrients in lettuce, cos or romaine

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% of the daily value for a healthy adult. Your own needs depend on age, sex and activity.

Energy and macros
Vitamins
Minerals
Carbohydrates
Fats
Amino acids

Amino acid data is mapped from the USDA database, for information only.

Lettuce, cos or romaine in other food databases

The same food in national food composition databases, next to ours. Per 100 g.

Per 100 g Nutriely BLS USDA
Energy (kcal) 17 14 17
Protein (g) 1.23 1.2 1.23
Fat (g) 0.3 0.13 0.3
Carbohydrates (g) 1.19 1.3 1.19
Sugars (g) 1.19 1.3 1.19
Fibre (g) 2.1 1.6 2.1

Compare every nutrient across databases

Switch between Nutriely, BLS and USDA for all the vitamins, minerals and amino acids of lettuce, cos or romaine in the Nutriely app.

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BLS: “Cos lettuce/Romaine lettuce, raw” · USDA: “Lettuce, cos or romaine, raw”. Databases measure different samples, so some spread is normal. Nutriely's values are what the app uses. Sources and licences.

Similar vegetables

Closest in calories first.

Where the data comes from

How we combine and check nutrition data: Nutriely data sources.

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