Neem, the versatile medicinal plant is the unique source of various types of compounds having diverse chemical structure.The biological activity and plausible medicinal applications of these compounds need an extensive investigation to exploit their therapeutic utility to combat diseases.Crude extracts from various parts of neem have medicinal applications from time immemorial, modern drugs can be developed after extensive investigation of its bioactivity, mechanism of action, pharmacotherapeutics, toxicity and after proper standardization and clinical trials. As the global scenario is now...

Stevia rebaudiana, also called as sweet leaf or sugarleaf, is a genus of about 150 species of herbs and shrubs in the sunflower family i.e. Asteraceae which is native to subtropical and tropical South America and Central America. As a sweetener, Stevia's taste has a slower onset and longer duration than that of sugar, although some of its extracts may have a bitter or liquorice-like aftertaste at high concentrations.