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Ingredient dictionary

Milk protein isolate on a food label: it contains milk

Milk protein isolate is one of the milk proteins. It contains milk, so the allergen labelling rules apply. It is vegetarian but not vegan. Open Food Facts finds it in 2,114 products, most often in biscuits and cakes.

By Bravoora teamUpdated Sources checked 6 sourcesHow we check

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for a milk allergy profile

Milk protein isolate=milk

Does milk protein isolate contain an allergen?

Yes. Milk protein isolate contains milk: labels in the US, the UK, Europe and the Gulf must declare it.

AllergenUSUK and EuropeGulf
MilkRequiredRequiredLactose includedRequiredLactose included

Read the milk guide

Is milk protein isolate vegan?

No. Milk protein isolate is not vegan: it is made from milk. It is vegetarian.

VeganNot for youNot vegan: it is made from milk.
VegetarianFits youNot meat or fish.
Milk allergyNot for youIt contains milk.

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

What other names does milk protein isolate have on a label?

On European labels it is “isolat de protéines du lait” in French, “Milcheiweißisolat” in German and “Proteine isolate del latte” in Italian. One more language is listed below.

French
isolat de protéines du lait
German
Milcheiweißisolat
Italian
Proteine isolate del latte
Croatian
izolat mliječnih proteina, ekstrudat

Which foods contain milk protein isolate?

Open Food Facts lists milk protein isolate in the ingredients of 2,114 products, most often biscuits and cakes, drinks with sweeteners and milk and yoghurt. Most of them are sold in the United States, France and Canada.

  • Biscuits and cakes222
  • Drinks with sweeteners136
  • Milk and yoghurt71
  • Sweetened drinks48
  • Pasta, rice and flour22
  • Breakfast cereals22

Products with it, by country of sale: United States 1,777 · France 150 · Canada 84 · Australia 34.

Counted on 13 October 2026 from the Open Food Facts product database, which volunteers fill from real packs: it shows where milk protein isolate turns up, not how much of the market it is.

What kind of ingredient is milk protein isolate?

Milk protein isolate is one of the milk proteins.

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: Milk protein isolate
  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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