PROBIOTICS have been used by humans for more than 5,000 years, with their development closely linked to that of dairy products and fermented foods. Today, probiotics are seen as an excellent non-pharmaceutical way to improve the health of both human and animals and there is a plethora of products to choose from. But what exactly is a probiotic and how do they work? Why would your horse need one? What types of probiotics are available for horses? These are all questions that horse owners ask frequently and which we will attempt to answer here.

What exactly is a probiotic?