(R)-1-Methylpyrrolidine-2-carboxylic acid is primarily used in the pharmaceutical industry as a chiral building block for the synthesis of various active pharmaceutical ingredients (APIs). Its stereochemistry makes it valuable in the development of enantiomerically pure drugs, particularly those targeting the central nervous system. It is also employed in the production of peptidomimetics and as a precursor in the synthesis of complex organic molecules. Additionally, it finds application in research and development for studying enzyme interactions and designing inhibitors due to its structural similarity to natural amino acids. Its role in asymmetric synthesis further enhances its utility in creating compounds with high optical purity.