Optibac Bifido & Fibre is a high quality probiotic supplement combining 25 billion live cultures of the scientifically proven Bifidobacterium lactis BB-12 with 4g of FOS fibres added to increase your natural gut bacteria. Bifido & Fibre is a great choice for anyone looking to buy a friendly bacteria supplement with FOS for natural fibre. An extensively researched supplement with renowned live cultures strain Bifidobacterium lactis BB-12® which has been researched in thousands of people in gold standard clinical trials and shown to survive stomach acidity and reach the gut alive. Each of the synbiotic friendly bacteria sachets contains 25 billion Bifidobacteria live cultures to complement the natural gut bacteria combined with 4g of Fructooligosaccharide (FOS) fibres to increase gut bacteria. Shown to survive stomach acidity and reach the gut alive. This probiotic powder can be taken daily or as required, mixed into cool, non-acidic food or drink, with no refrigeration required.