The document provides an overview of metabolomics, a rapidly growing field focusing on the study of small molecule metabolites in biological systems and their relationship to genotype and phenotype. It discusses applications in health, including pharmacology, toxicology, and diagnostics, as well as recent advancements in understanding complex diseases like COVID-19 and epilepsy through metabolomic profiling. The content highlights the importance of metabolomics in various scientific domains, particularly its potential for advancing both medical and plant sciences.