Hydnocarpic acid is a fatty acid derived from the seeds of the Hydnocarpus tree, commonly found in tropical regions. It is a colorless, oily liquid that has been studied for its potential medicinal properties, particularly in the treatment of skin conditions and as an anti-inflammatory agent. This acid is notable for its role in the production of hydnocarpus oil, which is extracted from the seeds and used in traditional medicine. Research continues to explore its applications in pharmaceuticals and its effectiveness in various therapeutic contexts.