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Ingredient dictionary

Mustard greens on a food label: they contain mustard

Mustard greens are a kind of leaf vegetable. They contain mustard, so the allergen labelling rules apply. They are vegan. Open Food Facts finds them in 52 products, most often in vegetables.

By Bravoora teamUpdated Sources checked 6 sourcesHow we check

Not for you

for a mustard allergy profile

Mustard greens=mustard

Do mustard greens contain an allergen?

Yes. Mustard greens contain mustard: labels in the UK, Europe and the Gulf must declare them; in the US they are not a listed allergen.

AllergenUSUK and EuropeGulf
MustardNot requiredRequiredRequired

Read the mustard guide

Are mustard greens vegan?

Yes. Mustard greens are vegan and vegetarian: Open Food Facts records nothing from an animal in them.

VeganFits youNothing from an animal, by the Open Food Facts record.
VegetarianFits youNothing from an animal, by the Open Food Facts record.
Mustard allergyNot for youThey contain mustard.

A pack can differ from the usual recipe: the app reads the label in your hand.

Which foods contain mustard greens?

Open Food Facts lists mustard greens in the ingredients of 52 products, most often vegetables, fruit and vegetables and meat. Most of them are sold in the United States, Taiwan and Germany.

  • Vegetables21
  • Fruit and vegetables10
  • Meat1
  • Dressings and sauces1
  • Ready meals1
  • Salty and fatty foods1

Products with it, by country of sale: United States 49 · Taiwan 2 · Germany 1 · Japan 1.

Counted on 13 October 2026 from the Open Food Facts product database, which volunteers fill from real packs: it shows where mustard greens turn up, not how much of the market they are.

What kind of ingredient are mustard greens?

Mustard greens are a kind of leaf vegetable.

Bravoora reads this ingredient for everyone you shop for: an allergy or intolerance, a vegan or vegetarian diet, a calorie or protein goal, and the labels on supplements and skincare too. Build a profile · For dietitians, doctors and trainers

Sources

An allergen is stated only when two of three checks agree: the Open Food Facts record, Bravoora’s label checker, and the ingredient’s own name or family (oat flour is oats, a cheese is milk). Every name where they disagree waits for a person to review it.

  1. Open Food Facts: Mustard greens
  2. Open Food Facts: ingredients taxonomy (names, family tree, allergen and vegan flags), ODbL
  3. Open Food Facts: product database, 4,535,553 products, read 13 October 2026, ODbL
  4. European Union: Regulation 1169/2011 on food information to consumers, Annex II
  5. UK Food Standards Agency: Allergen guidance for food businesses (the 14 allergens)
  6. US FDA: Questions and Answers Regarding Food Allergen Labeling, Edition 5 (January 2025)

Contains information from Open Food Facts, which is made available here under the Open Database License (ODbL). Read the licence · Download this dictionary’s data · How we check

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