Fisetin is a flavonol, a structurally distinct chemical substance that belongs to the flavonoid group of polyphenols. It can be found in many plants, where it serves as a colouring agent. Its chemical formula was first described by Austrian chemist Josef Herzig in 1891
1.Applied in the food field, it has become a new raw material which used in food and beverage industry.
2.Applied in the health product field.
3.Applied in the pharmaceutical field.