Source dependent

The source or production method of mono- and diglycerides of vegetable fatty acids can vary, so it is not always vegan.

Names you may see on a label

mono and diglycerides of vegetable fatty acidsmono- och diglycerider av vegetabiliska fettsyrorE471 av vegetabiliskt fett

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.