Lecithin plays a major role in the membranes surrounding the cells. It contains a substance called phosphatidylcholine,that helps nerve function. 
Lecithin can be found in many foods. It’s found naturally in beef liver, steak, eggs, peanuts, and cauliflower and oranges, soybeans and egg yolks. Although it is said that Lecithin can be used for treatment in some ailments for instance, to treat high cholesterol. or treatment of gallbladder disease or for such memory disorders as Dementia, and Alzheimer’s disease. 

Lecithin works by being converted into acetylcholine, which is a substance that is responsible for transmitting nerve impulses. It can be used for many diseases and memory loss,and high cholesterol. Lecithin can be used for people with Chronic fatigue syndrome. and firbromyalgia . It may be used to treat Lyme disease, and even migraines.