Aminomethanesulfonic acid is primarily used as a buffering agent in biochemical and molecular biology applications. It helps maintain a stable pH in various solutions, particularly in electrophoresis and chromatography processes. Its zwitterionic nature makes it effective in stabilizing proteins and enzymes, ensuring their activity and integrity during experiments. Additionally, it is utilized in the synthesis of certain pharmaceuticals and organic compounds, where its sulfonic acid group facilitates specific chemical reactions. In industrial settings, it serves as a corrosion inhibitor, protecting metal surfaces from degradation in acidic environments. Its versatility and stability make it a valuable component in both research and industrial applications.