Plant sterols can be widely used in medical area for the prevention and treatment of coronary heart diseaseatherosclerosisulcer etc. It can also be used as W/O type emulsifying agent for the production of skin-care cream. "Davi" brand plant sterols are extracted from natural edible vegetable oils; it is white crystalline powder, has good anti-oxidant performance, can be used as food anti-oxidant and nutrition additive; can also promote the growth of animals. Plant sterols are also good materials for the manufacture of steroids drugs. Name phytosterol StandardQ/DSH 02-2009 Inspecton Items ( standard) Appearance White crystal or powder III(%) Total Content ≥90≥95% Ash content% ≤0.3≤0.3% Beta-Sitosterol ≥40≥40% Campesterol ≥20≥20% Stigmasterol ≥17≥17% Brassicasterol ≤5≤5Pb ,mg/kg Heavy Mental (Pb,mg/kg) ≤10ppm≤10ppmAs,mg/kg Arsenic(As,mg/kg) ≤1.5≤1.5efu/g Number of Aerobic Bacterial ≤1000efu/g≤1000efu/g Pathogenic Bacteria Cant be detectedCant be detected