Karanja oil, derived from the seeds of the Pongamia pinnata tree, is valued for its diverse applications rooted in traditional and modern uses. Extracted through cold pressing or solvent extraction, it contains bioactive compounds like flavonoids and fatty acids, including karanjin and oleic acid. Known for its antimicrobial, anti-inflammatory, and insect-repellent properties, it finds application in skincare, haircare, organic farming as a natural pesticide, and even biodiesel production due to its high oil content.