Miloš Vratarić is a doctoral student at the Faculty of Biology, University of Belgrade, majoring in Molecular Biomedicine. He is employed as a research associate at the Institute for Biological Research "Siniša Stanković" - an Institute of national importance for the Republic of Serbia, at the Department of Biochemistry. Miloš's research areas are obesity, intestinal microbiota, molecular endocrinology, nutritional biochemistry and molecular mechanisms of metabolic disorders.