How Much Protein Is In Lettuce?

FoodData Central Updated 6 April 2026

Lettuce is a vegetable that is very low in calories.

Protein per cup, shredded or chopped (55g)

0.7

g

% Daily Value

1%

Complete Nutrition Facts for Lettuce

Per cup, shredded or chopped (55g)

0.5g

sugar

Essential Amino Acids in Lettuce

Per cup, shredded or chopped (55g)

9mg

Histidine

21mg

Isoleucine

39mg

Leucine

31mg

Lysine

8mg

Methionine

29mg

Phenylalanine

23mg

Threonine

7mg

Tryptophan

30mg

Valine

See the full amino acid profile of Lettuce →

More About Lettuce

About Protein in Lettuce

A serving of Lettuce (55g) contains 0.7g of protein, which is 1% of the recommended daily value based on a 2,000 calorie diet.

Protein is essential for building and repairing tissues, making enzymes and hormones, and supporting immune function. When planning your meals, consider that lettuce is a low source of protein compared to other vegetables.

Compare Protein in Similar Foods

See how Lettuce compares to other vegetables.

View All Foods by Protein

Source: USDA FoodData Central | FDC ID: 168429 | Last updated: 2026-04-06

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Trusted & Verified Nutritional Information

All nutritional data on Food Index is sourced from official U.S. government databases and verified by nutrition experts at leading federal agencies.

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Nutritional values are based on standard reference data and may vary slightly based on preparation methods, brands, and natural variation in foods. Always consult with a healthcare professional for personalized dietary advice.