Originally posted 2014-07-22 05:37:43. Republished by Blog Post Promoter Citicoline, also known as Cytidine 5′- diphosphocholine and CDPCholine, is an endogenous nucleotide naturally found in the body where it is an essential intermediate in the synthesis of the major phospholipid of the cell membranes, phosphatidylcholine (Fioravanti &  Buckley, 2006). The biological activity attributed to citicoline...