A literature review is a comprehensive overview and assessment of the database of existing
research on a given topic. Through the summarization, analysis, and synthesis of research
findings, it pinpoints significant themes, knowledge gaps, and areas in need of further
investigation. In this article, we will explore various references to the Vanga from the Vedic
period to the present. types, properties, etymology, utpatti, shodhana, marana, and various
processes that are available in the classics. Gathering all the information prior to beginning
any clinical, analytical, experimental, or pharmaceutical study is the goal of a literature
review. despite the fact that theoretical knowledge is necessary for all practical procedures.