Lecithin is a complex mixture of natural chemical compounds called phospholipids" which consist of fatty acids & a phosphate group linked to choline & inositol. Lecithin occurs naturally in all human animal & vegetable cells. The most abundant source of lecithin in plant life is the soya bean. In humans where the highest concentrations are found in the brain liver kidneys & bone marrow lecithin circulates in the blood keeping other fatty substances including cholesterol in susp