OptiBac Probiotics 'For every day' has been created especially for those seeking a high quality, daily supplement of good bacteria. It is a multi-strain supplement, and contains 6 strains such as the well-researched L. acidophilus Rosell-52, as well as Fructooligosaccharides (FOS) fibres. Suggested for daily use, each capsule provides 5 billion live microorganisms guaranteed, and it is proven to survive through stomach acidity to reach the gut alive. OptiBac Probiotics 'For every day' is suitable for pregnancy & breastfeeding, for vegetarians and is also gluten free. Each pack contains 30 capsules. Unlike many products containing live cultures, this supplement does not require refrigeration. All OptiBac Probiotics strains are thoroughly researched and documented, so you can be confident you're getting a high quality supplement that's right for you.