
Flavonoids has been important constituents of plants and fruits. Its basic structure consists of C6—C3—C6 rings with different substitution patterns to produce a series of subclass compounds. Flavonoids acts as health promoting and disease preventing dietary supplements. Flavonoids are necessary for plant growth development and reproduction and also flavonoids are major class of plant secondary metabolites. Flavonoids has a biochemical effect on enzymes, hormones. Flavonoids acts as anti-oxidant, anti-bacterial, anti-viral, anti- inflammatory. Flavonoids has been an indispensable part of nutraceutical, pharmaceutical, medicinal, cosmetic and other applications Flavonoids act as a growth stimulating compound. This review highlight importance of flavonoids in terms of medicinal properties and also as dietary constituents which will help to redirect the use of flavonoids in the various sectors like medicine, food science and also agriculture.