This book is intended to presents facts of theoretical as well as practical methods of different aspects on quality control and standardization of a herbal drug formulation. This text will deal with some novel approaches for herbal drug formulation in terms of development, standardization, which is beneficial for research scholars, academics and students in all prospects. The aim of this book is to provide in-depth knowledge about critical steps and an accurate update in different aspects of development of herbal formulation. Much effort has been extended on the standardization and evaluation of the formulation. The authors would welcome suggestions for further improvements. We expect that scientists/research scholars will get some novel guidelines for quality control, screening of activity, evaluation and standardization of a herbal formulation.