Lecithin – Uses, Benefits, Sources and Dosage Lecithin is a fat and a necessary component of every cell in our body. It belongs to phospholipids and composed of glycerol, phosphoric acid, fatty acid and choline. In our body, it is mainly found in lipoproteins and cell membranes which carry cholesterol and triglycerides in the blood. Lecithin is also produced in certain quantities in the major organs of the body like heart, liver and kidneys. It plays an important role in