Ricinoleic Acid: The Versatile Hero of Castor Oil, Illuminating a Wide Range of Uses Imagine a fatty acid that lies at the core of castor oil, showcasing a distinctive hydroxyl group that sets it apart from the rest. This remarkable component is none other than ricinoleic acid, the shining star of castor oil, renowned for its exceptional adaptability and effectiveness across various industries. Unlike its saturated counterparts, the unique structure of ricinoleic acid unveils a realm of boundless possibilities.