Top 10 · Updated October 2026

Highest-Protein Romaine Lettuce

Romaine lettuce: typically 1.2 g of protein per 100 g (median of 11 products). The romaine lettuce with the most protein per 100 g. Useful if you are trying to increase your protein intake. We checked 10 romaine lettuce with complete data.

1

Higos secos

Vega de Gredos · 500 g

c NOVA 1 248 kcal 54.9 g sugar 3.6 g protein 1.3 g fat

Also: Palm oil free · Vegan · Vegetarian
2

Romaine Hearts

Ocean Mist Farms · 85 g

a 17 kcal 1.4 g sugar 1.4 g protein 0 g fat

Also: No additives
3

Romaine Hearts

Signature Farms · 85 g

a 22 kcal 1.4 g sugar 1.4 g protein 0 g fat

Also: No additives
4

Organic Romaine

Earth Greens · 7 oz

a 18 kcal 1.4 g sugar 1.4 g protein 0 g fat
5

British Ruby Romaine Hearts

Oaklands

a NOVA 1 11 kcal 1.4 g sugar 1.2 g protein 0.1 g fat

Also: Palm oil free · Vegan · Vegetarian
6

Organic Romaine Lettuce

Trader Joe's

a 18 kcal 1.2 g sugar 1.2 g protein 0 g fat
7

3 Hearts Of Romaine

La légumière YC · 3 pieces

a 24 kcal 2.4 g sugar 1.2 g protein 0.6 g fat

Also: No additives
8

Romaine lettuce

Garden Life · 7 oz, 198 g

NOVA 1 18 kcal 1.2 g sugar 1.2 g protein 0.3 g fat

Also: Palm oil free · Vegan · Vegetarian
9

Šalát rímsky trhaný praný čerstvý

no brand · 1000 g

a 15 kcal 0 g sugar 1 g protein 0.2 g fat
10

Org Romaine Hearts 3CT

0 g sugar 0.4 g protein

Also: No additives

How we built this list

We ranked all published romaine lettuce on Foodmetria that have a photo and the required nutrition data, using values per 100 g from the product label. Ties are broken by Nutri-Score and by how often shoppers scan the product. Rankings update automatically as label data changes. Read our methodology.

More romaine lettuce rankings

Healthiest Romaine Lettuce by Nutri-Score Lowest-Calorie Romaine Lettuce Best Low-Sugar Romaine Lettuce All romaine lettuce