A first embodiment of a composition for treating vitiligo includes Cassia tora powder, Saussurea lappa root powder, Punica granatum L. (pomegranate) peels powder, and Psoralea corylifolia black seed powder. A second embodiment of a composition for treating vitiligo can include Cassia tora powder, Saussurea lappa root powder, Punica granatum L. (pomegranate) peels powder, Berberries (or Berberis) vulgaris root powder, red clay (with trace copper), and Ptychotis verticillata root powder. Topical administration of the first composition followed by UV radiation exposure can facilitate inducing melanogenesis as well as generating ROS. Topical administration of the second composition following the UV radiation exposure can scavenge the ROS generated by the first composition.