Authorized Vendor for Ashwagandha. Ashwagandha has been used for over 3,000 years in its native India, Pakistan and Sri Lanka. Throughout history, ashwagandha has been widely used throughout India as a rejuvenative tonic, and is classed as a rasayana. This group incorporates the most highly regarded therapeutic herbs in Ayurvedic medicine. The translation of Ashwagandha is roughly, the smell and strength of a horse, possibly referring to its aphrodisiac properties.