The Indian herb ashwagandha (Withania somnifera) is one of the most highly regarded botanicals in the 5,000-year-old system of natural medicine known as Ayurveda.
Considered a rasayan (life extender), ashwagandha root is used with excellent results for overall vitality. In the Indian Materia Medica, which is a compendium of beneficial botanicals, ashwagandha is described as beneficial for general debility, impotence, brain fatigue, low sperm count, nervous exhaustion and in cases in which general vigor needs to be restored.