Karanja tree (Pongamia glabra) is wonderful tree almost like neem tree. In south part of the Indian peninsula the Karanja oil / cake are also used same like neem oil and neem cake.
It is used in Ayurvedic and Siddha traditional medicine systems to treat various skin conditions from eczema and psoriasis to leprosy, and for skin protection, as it is believed to enhance the UV absorbing properties of conventional sunscreens. A paste made of Karanja and lime is used to relieve rheumatic pain, and Karanja infused baths are used for cleaning skin ulcers and sores.