**5.3.42 Lecithin**

The term lecithin describes a group compounds consisting of phosphoric acid, choline, fatty acids, glycerol, glycolipids, triglycerides, and phospholipids. Typical members comprehend phosphatidylcholine, phosphatidylethanolamine, and phosphatidylinositol.

In a clinical trial, lecithin did not show a benefit in ALS patients (Kelemen et al., 1982).
