Yomogi®. The active ingredient is the defined strain Saccharomyces cerevisiae (boulardii) HANSEN CBS 5926 / CNCM I-745 and is classed as a probiotic yeast, often referred to as SB probiotic. This strain, HANSEN CBS 5926 / CNCM I-745 is used in most clinical and pharmacological studies to support the use of Saccharomyces cerevisiae (boulardii) for the relief and occurrence of diarrhoea. Yomogi® also helps support healthy immune system function and can assist maintaining and supporting beneficial gut flora during antibiotic use. Yomogi® is lyophilized, therefore heat stable (no refrigeration required) and pharmaceutical grade blister sealed packaging makes Yomogi® ideal for travelling.