If the word “synbiotics” rings a bell is probably because it sounds like prebiotics and probiotics. All these terms relate to the gut microbiome in ways we will explore to answer the question: what are synbiotics? The microorganisms that populate our gastrointestinal system, or gut microbiome, has been the focus of much research in the past several decades. It is now known that the gut microbiome is involved in immune function, digestion, gut integrity and production of vitamins, among other important functions (1, 2). Probiotics Probiotics are live non-pathogenic microorganisms that can confer health benefits when taken in appropriate doses (1, 3, 4). Probiotics can act on the gut microbiome…