2-hydroxy decanoic acid finds application in the cosmetic and personal care industry as a key ingredient in skincare formulations. It is valued for its moisturizing properties, helping to improve skin hydration and elasticity. The compound is also used in the production of emollients and surfactants, contributing to the smooth texture and stability of creams and lotions. Additionally, it serves as an intermediate in the synthesis of specialty chemicals, including biodegradable polymers and lubricants. Its antimicrobial properties make it suitable for use in preservative systems, enhancing the shelf life of various products.