Is soy base vegan? Sources and aliases

Source dependent

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

Names you may see on a label

sojabasezumo de sojasoijapohjasojabasisjus de sojasojabasbaza sojowabase di soiasoya basejugo de sojazumo de soyajugo de soyabase de soja

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