The white crystalline powder attaching to the surface of dried persimmon is named dried persimmon frost (DPF), which is regarded as the quintessence of persimmon. The practical applications show that DPF has good health valueand medicinal value, but the the chemical composition, modern medicine and nutriology function have not been completely clarified. In this work, we had identified the main composition and antioxidant properties of natural DPF, compared the antioxidant and antimicrobial action of...