The English Version of Text Book of Rasa Sastra . I have ventured to write this book which covers the syllabus of B.A.M.S. out lined in the paper Rasasastra and M.D. Course. The vast majority of the population in the country depend on drugs of indigenous origin. It is, therefore necessary that, more books should come out in this subject. Collection of literature related to Rasa Sastra helps for producing good quality of Ayurvedic medicine. Ayurvedic compound formulations are divided into two groups viz. a) Rasausadhi (predominantly metals and minerals) dealt in Rasa Sastra, b) Kasthausadhi (Predominantly plant drugs) dealt in Bhaisajya Kalpana. This Text Book of Rasa Sastra deals with different aspects of Rasasastra. The book however includes the most commonly accepted formulae for the medicinal preparations. A step is made through this book to bring the subject of Rasa Sastra in a lucid language and by incorporating all the syllabus of the subject given by Central Council of Indian Medicine for M.A.M.S. & M.D. course. I have covered about many important formulae as examples and given the complete details including the practical ways of overcoming the difficulties wherever found out. Though the subject matter on Rasa Sastra is also available in other printed Ayurvedic books, it is in a scattered form. Keeping in view of the difficulties faced by students it is tried to bring up this compellition work of Rasa Sastra, by filtering, probing, piercing and extracting the essence of Ayurvedic standard books. In this book all the information is collected at one place, codified and arranged in a systematic way, being spelled under suitable relevant headings. Thus this work deals will all the relevant