Medicinal plants have always played a vital role for the healthy human life. The
family Euphorbiaceous is a family of flowering plants and contains nearly about 300
genera and 7,500 species. Amongst all, the species Ricinus communis or castor plant
has high traditional and modern medicinal values. The individual parts of the plant
like the seed, seed oil, leaves and the roots showed their importance in pharmacology.
Traditionally, the plant has been used for the treatment of various diseases in traditional
or folk remedies throughout the world. In modern pharmacology, this plant is reported
to possess antioxidant, anti-inflammatory, anti-diabetic, central analgesic, antitumor,
anti-nociceptive, antiasthmatic activity and other medicinal properties. These activities
of the plant are due to the presence of important phytochemical constituents like
flavonoids, glycosides, alkaloids, steroids, terpenoids etc. The aim of present article
is to explore the chemical constituents, their structures and medicinal importance
of Ricinus communis.