Rasayana is the Sanskrit word in Ayurvedic medicine for rejuvenation, longevity, and the improvement of quality of life. It is a highly developed science within Ayurveda with alchemy as its essence and nutrition, physical therapy, meditation, and other practices as its methods. In Ayureda y rejuvenecimiento, FabiÁn Ciarlotti explains each of the steps of Rasayana, opening a path towards a fuller, longer, younger life.