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Ingredient dictionary

Dehydrated sourdough on a food label: allergens, diets and other names

Dehydrated sourdough is a kind of sourdough. Some kinds of dehydrated sourdough carry an allergen (gluten). Whether it is vegan depends on how it was made. Open Food Facts finds it in 270 products, most often in bread.

By Bravoora teamUpdated Sources checked 3 sourcesHow we check

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Does dehydrated sourdough contain an allergen?

It depends on the kind. Some kinds of dehydrated sourdough carry an allergen: dehydrated wheat sourdough and rye sourdough powder contain gluten. A label must name the allergen, so check which kind it says.

Is dehydrated sourdough vegan?

It depends on the make. Some kinds of dehydrated sourdough are made with an animal product and a label rarely says which, so a vegan profile gets Heads up. It is vegetarian.

VeganHeads upSome kinds are made with an animal product, and a label rarely says which.
VegetarianFits youNot meat or fish.
Coeliac or gluten-freeHeads upSome kinds contain gluten, for example dehydrated wheat sourdough.

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

What other names does dehydrated sourdough have on a label?

On European labels it is “levain sec” in French, “Sauerteig getrocknet” in German and “lievito naturale secco” in Italian. The other 4 languages are listed below.

French
levain sec, levain déshydraté
German
Sauerteig getrocknet
Italian
lievito naturale secco
Polish
zakwas w proszku, sproszkowany zakwas
Danish
dehydreret surdej
Finnish
kuivattu taikinajuuri
Croatian
dehidrirano kiselo tijesto

Which foods contain dehydrated sourdough?

Open Food Facts lists dehydrated sourdough or a more specific kind of it in the ingredients of 270 products, most often bread, pizzas, pies and quiches and sandwiches. Most of them are sold in Switzerland, France and Germany.

  • Bread131
  • Pizzas, pies and quiches60
  • Sandwiches16
  • Pastries5
  • Pasta, rice and flour5
  • Savoury snacks4

Products with it, by country of sale: Switzerland 114 · France 96 · Germany 37 · Netherlands 28.

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

What kind of ingredient is dehydrated sourdough?

Dehydrated sourdough is a kind of sourdough.

Kinds of dehydrated sourdoughDehydrated wheat sourdoughSourdough powderDehydrated and devitalised sourdough

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: Dehydrated sourdough
  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

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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