In recent years, there has been a surge of interest in the use of probiotics for dogs, fuelled by a growing understanding of the importance of gut health in their well-being. Canine probiotics, often referred to as "good bacteria," are live microorganisms that, when administered in adequate amounts, confer health benefits to the host. In this article, we delve into the science behind probiotics for dogs, exploring their mechanisms of action, potential benefits, and considerations before selecting the best probiotics for your dog.