Is sourdough vegan? Sources and aliases

Source dependent

The source or production method of sourdough can vary, so it is not always vegan.

Names you may see on a label

massa lêvedasurdej사워도Zakwas chlebowyХлебная закваскаKvásektaikinajuurilevainsurdeigsurdegMasa madrezuurdesemSauerteigzakwaszakwasuzakwas piekarskimassa fermentadazuurdeegdesemtaikinanjuurihapantaikinahapanjuurilevain naturellevain panaire

How to verify it

Look for a vegan certification or a manufacturer statement identifying the original source. The ingredient name alone does not settle it.