β-sitosterol is a bioactive phytosterol, white powder with a characteristic aroma. Have found plentifully in plants, vegetables, fruits and nuts. We can ingest it through diets.
β-sitosterol is considered as potential and safe drug, has been proven by many researchers in vitro and in vivo studies. This compound is similar with cholesterol in structure, can inhibit intestinal absorption of cholesterol, and elevates enzymatic and non-enzymatic antioxidants, making it effective antidiabetic, hypolipidemic, neuroprotective and chemopreventive agent.