14-Hydroxytetradecanoic acid is primarily utilized in the synthesis of bio-based polymers and specialty chemicals. It serves as a key intermediate in the production of biodegradable plastics, contributing to the development of sustainable materials. Additionally, it is employed in the creation of surfactants and emulsifiers, which are essential in personal care products and industrial formulations. Its hydroxyl group enables functionalization, making it valuable in organic synthesis for pharmaceuticals and fine chemicals. The compound also finds use in research for studying lipid metabolism and related biological processes.