1. About this book:  Therapeutic potentials of herbal drug ranges from parts of plants, through simple extracts to isolated active constituents.  There has been a resurgence of interest in plants and plant derived products as a source of medicine in the last few decades.  Herbal  products have occupied a major part of curing different human ailments, but what about the quality of those products?  Certain of these drugs have been known and are being used by man for centuries, while others are still being isolated and evaluated.  Dealing with natural products, the most vital and potent therapeutic importance is the medicinal plants – the noun is common, the adjective is commonplace and their juxtaposition introduces a concept that is not always easy to define,as it is the same for their quality and purity.  Herbal drugs have become one of the totem in this era of phytotherapy.  The medicinal plants have enormous commercial potentials throughout the globe.  Along with the increased interest in herbal medicines, there has been an explosion in the amount of literature on the subject and quality control is of utmost essential in this respect the world over.  In the herbal boom worldwide, it is estimated that high quality phyto-medicinals will provide safe and effective medication and scientists engaged therein will find this book most useful for their work for providing the necessary information in every respect.

Submitted by: Sanjeev Prajapati, CEO, Riddhi International