Lecithin is a phospholipid which consists of glycerol, two fatty acids, a phosphate group and choline, HOCH2CH2N(CH3)3+. Lecithin was first found in eggs in 1846, so its name was coined from the Greek word for egg yolk, lekithos. Though lecithin is its...

Lecithin is mostly a mixture of glycolipids, triglycerides, and phospholipids (e.g., phosphatidylcholine, phosphatidylethanolamine, and phosphatidylinositol). However, in biochemistry, lecithin is usually used as a synonym for pure phosphatidylcholine,...