NASA's video "Metabolomics: You Are What You Eat" highlights the crucial role of metabolomics in understanding the interactions between our diet, environment, and health. Metabolomics enables the comprehensive analysis of metabolites, small molecules involved in various biochemical processes within cells and organisms. The video delves into how NASA employs metabolomics technologies to study factors affecting the health and performance of astronauts, ensuring their well-being in space missions. By measuring and evaluating specific metabolic profiles, metabolomics provides insight into how the human body interacts with and responds to stressors such as nutrition, exercise, and cosmic radiation.