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OptiBac Probiotics Saccharomyces boulardii


5 billion live cultures of Saccharomyces boulardii, first introduced to the U.K. by OptiBac.

✔ EXTREMELY WELL-RESEARCHED – Saccharomyces boulardii is a well-researched, internationally acclaimed strain of yeast, proven to reach the gut alive without the need for a special protective coating

✔ GUARANTEED BILLIONS – 5 billion live microorganisms per capsule, guaranteed until end of expiry, with OptiBac you get billions you can count on

✔ ROBUST YEAST – Friendly yeast, more robust to environmental stressors than common bacterial live cultures, and especially stable and resistant to heat and humidity

✔ SHELF STABLE – No refrigeration required, contrary to some other live cultures supplements, OptiBac selects strains that are naturally more robust so they do not require refrigeration

✔ VEGAN – Used safely for over 50 years, suitable for vegans and vegetarians, and gluten free for those with coeliac disease or an intolerance


OptiBac Probiotics ‘Saccharomyces boulardii’ has been created especially for those seeking a natural option. It contains 5 billion pure live cultures of the internationally acclaimed Saccharomyces boulardii, with no additives nor 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 guaranteed, and it’s proven to survive through stomach acidity and reach the gut alive.

The strain within OptiBac Probiotics ‘Saccharomyces boulardii’ is extremely well-researched.

This supplement, unlike many products containing probiotics, 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, which is right for you.

Directions for use: Adults: take one to four capsules initially, and depending on severity of symptoms take up to six capsules daily; or as professionally directed.
Children (one year and over): take in smaller doses

For children the dosage can be lowered. For anyone unable to swallow capsules, the capsule can be opened and the contents mixed with cold food or drink.

Additional information

Weight N/A

16 Capsules, 40 Capsules, 80 Capsules