Riddhi (ऋद्धि) and Vriddhi (वृद्धि) are two highly valued medicinal herbs described in Ayurveda. They are included among the Aṣṭavarga, a group of eight rare rejuvenating herbs traditionally used in the preparation of Chyawanprash and other Rasayana formulations. Due to their powerful rejuvenating, nourishing, and restorative properties.