This book Manasollasa and Ayurveda is divided into five chapters. The first chapter deals with the significance of Manasollasa and in short date, life, and works of Somesvara III. The second chapter gives a picture of the Manasollasa as an Ancient Treatise on Ayurveda. The third chapter describes basic concepts of Ayurveda. In this chapter, the author mentions a few notable names associated with different sciences in India during different periods. The authors have furnished a detailed information about the Environment and Ayurveda in the fourth chapter. It is also stated that the imbalance in any part of nature affects the life as a whole and therefore, tries to maintain harmony among the members of the universe was felt a necessity. The fifth chapter provides the details of Physical and Mental Health, Prevention of disease which is necessary for promotion of health. There is a Glossary of selected Sanskrit words and Bibliography for the usefulness at the end of the book. This book proves that Sanskrit is a treasure of sufficient details regarding medical science.