OptiBac 'Saccharomyces boulardii' has been created especially for those seeking a natural option. It contains the internationally acclaimed strain of Saccharomyces boulardii in a pure supplement, with no additives or fillers. This well-researched and unique strain has been used safely around the world for over 50 years. Suggested for daily use, each capsule provides 5 billion live microorganisms that will survive through stomach acidity and reach the gut alive. This friendly yeast is more robust to environmental stressors than more common bacterial live cultures, and shows strong resistance to heat, humidity and stomach acidity levels. These live cultures of S. boulardii have been tested and shown to be especially stable and resistant.Saccharomyces boulardii is a natural and safe microorganism with vast scientific research and documentation. This strain has been internationally acclaimed as a well-researched and unique microorganism, and has been safely used for the last 50 years. Saccharomyces boulardii is a natural food supplement, and not a medicine, and is a unique microorganism which is sold widely in the US, Scandinavia, Germany & France. OptiBac specialise in live cultures and were the first UK company to make a pureSaccharomyces boulardii supplement. In terms of cost per billion microorganisms, the OptiBac Saccharomyces boulardii supplement is the best value supplement currently available in the UK. Saccharomyces boulardii can also be found in our supplement 'For travelling abroad' (which contains 1 billion micro organisms per capsule, combined with other live cultures).Our Saccharomyces boulardii capsules contain no titanium dioxide and thus the capsules appear clear. S. boulardii naturally has a slightly beige colour (unlike other live cultures) and the appearance may vary slightly from capsule to capsule.Each capsule still contains 5 billion live cultures of Saccharomyces boulardii guaranteed.It is important to note that this supplement, unlike many other live cultures products, does not require refrigeration due to improvements in freeze drying techniques and the strains within the product that are naturally robust to survive harsher conditions.Available in three pack sizes of 16, 40 or 80 capsules of live cultures. Each capsule provides a count of over 5 billion natural bacteria.This is a food supplement and it is not intended to prevent, treat, nor diagnose any medical conditions.About Optibac ProbioticsThe OptiBac Probiotics brand was created in 2004 by three siblings and their father, all with a passion for health & wellbeing. The brand specialises entirely in live cultures and considers this to be their expertise, with a particular emphasis on how different strains (specific types of live cultures) work in different ways. The strains found within OptiBac Probiotics are of the highest quality, and each strain undergoes rigorous testing - so you can be confident you'll find a high quality supplement for your individual needs.OptiBac Probiotics has partnered with some of the world-leading institutes in the field, and is dedicated to developing an expert range of the highest quality. The range boasts some of the most researched strains in the world. The company are completely transparent when it comes to the make-up of their products, and, unlike many others, they cite not only the microorganism's family and species, but the strain as well. OptiBac Probiotics is proud to be the brand that introduced a number of strains to the UK, including pure Saccharomyces boulardii, Bifidobacterium lactis BB-12, Lactobacillus rhamnosus GR-1 and Lactobacillus reuteri RC-14.Every day, customers from all around the world review OptiBac Probiotics and comment on how much they enjoy using the products. Why not try them yourself and see what you think?