Ayurveda, the Indian system of herbal medicine explains about the preparation of various types of formulations which can be used in the treatment of various diseases. Herbal oil is an important preparation which is used in the treatment of various acute and chronic diseases. The preparation of herbal oil is a complex process which takes a minimum of one day and can lead up to a couple of weeks depending upon the formulation. The present scientific study explains about the various methodologies, analysis and physico- chemical studies used to prepare a herbal oil prepared from the plant Vitex...