It is now believed that nature has given the cure of every disease in one way or another. Plants have been known to relieve various diseases in Ayurveda.
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.