Rapid classification and identification of chemical constituents in Epimedium koreanum Nakai by UPLC‐Q‐TOF‐MS combined with data post‐processing techniques

Introduction Epimedium koreanum Nakai (EKN), is a well‐known Chinese herbal medicine for the treatment of osteoporosis, immunosuppression, tumours and cardiovascular diseases. Comprehensive component identification is essential for elucidation of its pharmacological mechanism and quality control. However, its complex chemical composition has caused certain difficulties in the analysis of this traditional Chinese medicine (TCM). Therefore, there...