Research progress on chemical compounds, pharmacological action, and quality status of Eucommia ulmoides / 中草药

The chemical components reached 138 types in Eucommia ulmoides, including mainly lignans, iridoids, phenylpropanoids, flavonoids, polysaccharides, gutta-percha, and antifungal protein. Modern pharmacological actions included lowering blood pressure, enhancing immunity function, reducing blood fat, lowering blood sugar, protecting liver, cholagogic, diuresis, protecting nerve cells, regulating bone metabolism, tonifying kidney and so on. Research progress on E. ulmoides was reviewed in the fields of chemical components, pharmacological actions and quality status. The quality status analysis found that some E. ulmoides on sale was not up to the pharmacopoeia standard, and processing methods have effect on the quality for E. ulmoides.