Copmound Lipid:
1. Phospholipid { Phosphatidic acid, Lecithin, Cephalin, Cardiolipin}
2. Glycolipid ( Cerebrosides, sulfatides, Gliobosides& Gangliosides)
3. Lipoprotein ( Chylomicrons, VLDL, LDL, HDL)