In the Ayurvedic system, Withania somnifera is a tonic herb.It's used to cure a variety of ailments, but it's most commonly utilized as a nerve tonic. Diverse studies have been conducted as a result of its various facts, and its various biological actions have been thoroughly investigated. This review covers a wide range of studies on W. somnifera, including anti-cancerous activity, anti-immunomodulatory activity, antioxidant activity, anti-inflammatory activity, anti-aging activity,anti-stress activity, and many others. This review also covers its botanical classification, localism names, morphological description, chemical constituents, and medicinal uses which are very useful for further studies.