Memory Enhancer. Sri Sri Ayurvedas Medhya Rasayana, a tonic that rejuvenates the brain power and helps keep mind calm. Medhya Rasayana is made from 8 carefully chosen herbs that have found their place in the ancient texts of Ayurveda to have remarkable effect on the nervous system. In this special formulation, these herbs help enhance memory power, strengthen the nervous system, revitalise the brain and keep it calm, cool and stress free. Sri Sri Ayurvedas Medhya Rasayana is especially recommended for students and working professionals.