* Supports Brain Function * Cognizin Citicoline * Dietary Supplement Citicoline [stabilized CDP Choline (cytidine 5"diphosphocholine)] is a naturally occurring intermediate involved in the synthesis of phosphatidylcholine, a major constituent of the grey matter of brain tissue (30%). Citicoline consumption promotes brain metabolism by enhancing the synthesis of acetyl-choline, restoring phospholipid content in the brain, which positively affects memory and other brain activity.