This volume details step-by-step procedures during all major preparation stages of GC-MS analysis targeting different samples. Chapters cover methods on extraction, derivatization, potential metabolite coverages, and applications of GC-MS in food science will all be covered in detail in individual chapters. Written in the format of the Methods and Protocols in Food Science series, chapters list necessary materials and methods for readily reproducible protocols.  Authoritative and cutting-edge, Gas Chromatography-Mass Spectrometry: Based Metabolomics in Food Science aims to be useful in assisting researchers and professionals in relevant fields and lead to the acceleration of GC-MS application in food science.