Six main functions of lipids in human body .

Six main functions of lipids in human body :
1-fuel for production of energy .
2-provide body with essential fatty acids and fat
  soluble vitamines (ADEK)and phosphorus
  in form of phospholipids .
3-fixation of internal organs .
4-formation of lipoprotein .
5-synthesis of cholesterol .
6-provide milk with fat content .