Lecithin is one of the richest natural sources of choline and inositol both of which are much heralded cleaning materials for overworked liver cells they literally encourage the transport of fatty toxins out of the liver and eventually the body via the gut they also play an important role in helping to build cell membranes and choline is a precursor of the neurotransmitter brain chemical acetylcholine which is essential for normal brain activity and plays a prominent role in memory p