N-Benzyliminodiacetic acid is primarily used as a chelating agent in various chemical processes. It effectively binds to metal ions, making it valuable in water treatment to remove heavy metals and in industrial cleaning formulations to prevent scale formation. In the pharmaceutical industry, it serves as an intermediate in the synthesis of complex organic compounds, including certain drugs. Additionally, it is utilized in research and development for studying coordination chemistry and metal ion behavior in different environments. Its ability to stabilize metal ions also finds applications in catalysis and material science.