Coumarin is a phytochemical in the class of Lignans (phytoestrogens), belonging to the flavonoid in Flavonoids (polyphenols), found abundantly in citrus fruits, maize, etc. Health Benefits 1. Anti tumors In the investigation of the amphiphilic 7-carboxymethoxy coumarin monoend-functionalized methoxy poly(ethylene glycol) (mPEG-Lys-DCOU) chains and its self-assembled micelles, anti-tumor drug, found that both in vitro and …