LECITHIN IS AN EMULSIFYING AND STABILISING AGENT USED IN BOTH PHARMACEUTICAL AND FOOD INDUSTRY. IT IS USED IN DEMENTIA AND VARIOUS EXTRAPYRAMIDAL DISORDERS WITH LITTLE EVIDENCE OF CLINICAL BENIFITS.DIETARY LECITHIN CONTRIBUTES TO THE BODY STORES OF CHOLINE--A NECESSARY PRECURSOR TO CELL MEMBRANE PHOSPHOLIPIDS. DIETARY LECITHIN HAS ALSO BEEN SHOWN TO ENHANCE ABSORPTION AND/OR UTILIZATION OF CERTAIN NUTRIENTS IN ANIMAL STUDIES, BUT CLINICAL DATA ARE LACKING.