Objective: To comprehend the study achievement and progress on chemical component of lily. Methods: Summarize the study progress referring to some relative literature. Results: There are some reactive components such as alkaloid, saponin, phospholipid and polysaccharide etc., and nutrien such as starch, protein, amino acid, vitamin and mass microelement. It has the efficacy of moisturizing lung and stopping coughing, clearing away the heat evil in the pericardium and calming the nerves, and strengthening the immunity, etc. Conclusion: The pharmacological mechanism...