Below you can find the A common food emulsifier commercial lecithin comes primarily from this vegetable source Jeopardy Words Answer. The answer to A common food emulsifier commercial lecithin comes primarily from this vegetable source has 8 letters. This clue belongs to the Food & drink category and is part of Jeopardy Word Level 2328. If you scroll near the bottom you will find other clues and answers part of level 2328