Optibac Saccharomyces Boulardii Digestive Capsule has been used for over 50 years to support natural gut bacteria. It is a high quality digestive supplement with one of the most studied live cultures in the world. It is expertly formulated to complement natural gut bacteria with the renowned Saccharomyces boulardii. Optibac guarantees 5 billion live probiotic cultures in every capsule. It is scientifically proven to reach your gut alive. It can be taken intensively or on a long term basis. It is suitable to take on the go as no need for refrigeration. This digestive probiotic supplement is vegan, dairy free, gluten free & free from added sugar, artificial flavourings or colourings.