HDL is hypothesised to participate in the transport of cholesterol from tissues back to the liver, to suppress vascular inflammation associated with atherosclerosis, and to have anti-oxidative and anti-thrombotic effects.
Det antages, at HDL deltager i transporten af kolesterol fra vævene tilbage til leveren for at hæmme vaskulær inflammation, der er forbundet med aterosklerose, og for at have antioxidativ og antitrombotisk effekt.