Sthaulya(Obesity) is such a disease, which provides the platform for so many hazards like hypertension, diabetes mellitus etc. as well as psychological disorders like stress. The mortality and morbidity rates are more in obese person. It is one of the most common, yet among the most neglected public health problems in the present world. In rich countries, obesity is more common among the less educated, but in poor countries, obesity is more common among the highly educated. In classics Sthoulya (Obesity) has described under the Santarpanajanya Vikaraand in Bahudoshavastha condition. Ayurvedic treatment aims not only at the radical removal of the causative factors of the disease, but also at the restoration of Doshika equilibrium. Thereare two main parts of Shodhana therapy BhayaShodhana (external purification) i.e. Udvartana and Abhyantara Shodhana(internal purification)which includes Pancha shodhana. It is seen that Udvartana is havinggood efficacy over Sthoulya.