Lecithin isn’t just one substance but a group of fatty compounds that play vital roles in human cells. In MAXD, the lecithin comes from soy, helping the body absorb the fat-soluble vitamins in the blend. Lecithin can be found in foods like soybeans, sunflower seeds, and egg yolks. Fun fact: The word ‘lecithin’ comes from the Greek word lekithos, meaning egg yolk, as it was first discovered in egg yolk.