Ingredient

Romaine

Source
Not animal-derived
Allergen
No
Role in food
Romaine lettuce is primarily used as a fresh ingredient in salads, sandwiches, and wraps. …

What is Romaine?

Romaine lettuce is a variety of lettuce with crisp, elongated leaves and a firm head. It is a leafy green vegetable grown worldwide for its edible leaves, which are a common part of salads and sandwiches. Romaine is typically consumed fresh.

Is Romaine vegan?

Romaine is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Romaine gluten-free?

It does not contain gluten.

Is Romaine a major allergen?

Romaine lettuce is not one of the nine FDA major allergens.

What is Romaine used for?

Romaine lettuce is primarily used as a fresh ingredient in salads, sandwiches, and wraps.

Is Romaine safe?

Romaine lettuce is a nutrient-dense food, providing vitamins A and K, as well as folate and potassium.

Why it's used

Romaine lettuce is primarily used as a fresh ingredient in salads, sandwiches, and wraps. Its crisp texture and mild flavor make it a versatile base for a wide variety of dishes. It is also sometimes used as a garnish or as a wrapper for other ingredients.

Health notes

Romaine lettuce is a nutrient-dense food, providing vitamins A and K, as well as folate and potassium. It is a good source of dietary fiber. The U.S. Food and Drug Administration (FDA) generally recognizes lettuce as safe for consumption. No specific regulatory bodies have set limits on its intake, as it is a whole food and not an additive.

Allergen info

Romaine lettuce is not one of the nine FDA major allergens. It does not contain gluten.

Foods that contain Romaine

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.