Vitiligo is a progressive disorder in which some or all of the melanocytes in the affected skin are selectively destroyed. Vitiligo affects 0.5- 2% of the world population, and the average age of onset is 20 years. In the view of available literature of Unani medicine herbal drug Babchi (Psoralea corylifolia Linn.) which is claimed to be effective in this ailment were used in powdered form for the trial. To evaluate the efficacy of the drug 40 patients of Bars (Vitiligo) between 10-60 age groups was selected on the basis of clinical diagnosis and investigations. The clinical assessment was done in term of relief in sign and symptoms. The duration of study was 60 days. The clinical result suggested that the oral use and local application of the medicated paste of Babchi is effective in treating the vitiligo with no side effects during the course of study.