Therefore, the researchers today are emphasizing on evaluation and
characterization of various plants and plant constituents against a number of diseases based
on their traditional claims of the plants given in Ayurveda.
Extraction of the bioactive plant constituents has always been a challenging task for the researchers.
In this present review, an attempt has been made to give an overview of certain extractants and extraction processes with their advantages and disadvantages.
Keywords: Medicinal plants, phytochemicals, extraction, solvent, screening.