IJRAP International Journal of Research in Ayurveda and Pharmacy 2277-4343 Moksha Publishing House 10.7897/2277-4343.1206176 COMPARATIVE STUDY OF RASAYANAS DESCRIBED IN BRIHAT-TRAYI: A REVIEW Akanksha Gangwar * S.S Yadav 11 -0001 81 83 Abstract __ampersandsignnbsp;Ayurveda is the science of life that is a means to attain long and healthy life, and human beings have cherished it since antiquity, and the use of Rasayanas is one of the simplest means to attain it. A detailed description of Rasayanas has been done in our classical ayurvedic texts. Rasayana is one of the eight important branches mentioned in Ashtanga Ayurveda. Different Niruktis and definitions of Rasayanas have been quoted in different ways in ayurvedic texts. Various classifications have been done, which helps understand the concept of Rasayanas in a detailed manner. The use of Rasayanas is considered to help achieve the main aim of Ayurveda of maintaining health and treatment of the diseased. Description of Achara Rasayana has been done, which is one of the means of rejuvenation of mind and soul. Rasayanas are a boon given to the world by Ayurveda to correct Dhatu vaishamya and attain Dhatu satmya. Keywords Rasayana Dhatu vaishamya Dhatu satmya. References