Catalog name Description price
R-C-969 N-nervonoyl-D-erythro-sphingosylphosphorylcholine, powder Ceramide is a family of waxy lipid molecules.Ceramide is composed of a sphingosine molecule and a fatty acid molecule.Ceramide has a high concentration in the cell membrane of eukaryotic cells,because it is the main component of phospholipid bilayer-sphingomyelin.Phosphorylcholine is an amphoteric molecule composed of a hydrophilic head and a hydrophobic tail.Also known as lecithin. Phosphatidylcholine is one of the main components of phospholipids,which is extracted from plants. price>