Optibac Saccharomyces Boulardii Capsules for Bowel Calm 40’s

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NEXT DAY Delivery When you order before 2pm

Optibac Saccharomyces Boulardii Capsules is the ideal choice for anyone looking to purchase a pure Saccharomyces boulardii supplement. With 5 billion live cultures per capsule, this extensively researched supplement is proven to reach the gut alive.

Features and benefits:

  • Pure Saccharomyces boulardii supplement: Optibac Saccharomyces boulardii contains 5 billion live cultures of pure S. boulardii, guaranteed until end of expiry
  • Digestive supplement: Complements the natural gut bacteria
  • Internationally acclaimed: Used around the world for 50 years, Saccharomyces boulardii live cultures are extremely well-researched
  • Scientifically proven: Shown in clinical trials to survive stomach acidity and reach the gut alive
  • Travel friendly: With no need for refrigeration, even in hot, humid environments, you can take this easy-to-swallow supplement with you wherever you go
  • Natural and vegan: Vegan, gluten-free for those with coeliac disease, and made with absolutely no artificial flavourings or colourings
  • Suitable for daily use: Can be taken intensively or on a long-term basis
  • Saccharomyces boulardii UK: Optibac was the first brand to introduce S. boulardii to the UK
  • Highly recommended: From the UK’s most trusted & recommended brand of friendly bacteria supplements


  • Vegan
  • Vegetarian
  • No dairy
  • Gluten-free
  • Soy free
  • No added sugars
  • Free from artificial flavourings, colourings and preservatives
  • No chemicals or parabens
  • GMO-free

How to use:

Natural food supplement suitable for adults and children (from 1 year onwards) with the following recommendations:

  • Take 1 capsule daily. May be increased up to 6 capsules daily as desired (depending on severity of symptoms) or as professionally directed.
  • For young children, the use should be lowered. 1 capsule daily, may be increased up to 3 capsules daily.
  • If taking anti-fungals, take them separately (at least 2 hours apart).
  • For those unable to swallow capsules, open and mix contents with a cool drink/food.

Storage instructions:

  • For best results, do not remove desiccant sachet from the glass jar and close the lid firmly after each use.
  • Store in a cool, dry place below 25°C and out of direct sunlight.


Live cultures are not recommended for those with serious medical conditions e.g. those who are severely immunosuppressed, have pancreatitis, are in the ICU, have melaena, have a central venous catheter, short bowel syndrome, or patients with open wounds following major surgery; unless under a doctor's care. Keep out of reach of children.

Gut health supplements are not intended to prevent, treat or diagnose any medical conditions. If taking probiotic supplements for gut health, note that these should not be used as a substitute for a varied and balanced diet and a healthy lifestyle. If you are taking any medications or have a serious medical condition, consult a doctor before use. Optibac supplements will not cause dependency and may be used on an ongoing basis.

Pregnant or breastfeeding women should consult their doctor before taking Saccharomyces boulardii.


Live cultures: Saccharomyces boulardii (275mg); vegetarian capsule: hydroxypropyl methylcellulose

Each capsule guarantees 5 billion live cultures.


McCabes Pharmacy is dedicated to maintaining the accuracy of the ingredient lists on this website. However, because ingredients are subject to change, we cannot guarantee that these lists are complete, up-to-date and /or error-free. For an accurate listing of ingredients in each product, please refer to your product packaging.

Delivery & Returns

Order before 2pm for next day delivery

Delivery Options/charges:

  1. An Post: €5.99 per order (Free Delivery on orders over €48)
  2. UPS: €6.50 per order
  • Orders received on Weekdays up to 2pm will usually be processed and dispatched on the same working day.
  • Orders received after 2pm on weekdays will usually be processed and dispatched on the next working day.
  • Orders received after 2pm Friday up to 12pm Sunday will usually be processed and dispatched on Sunday for delivery to you on Monday. For UPS this will be Monday for Tuesday delivery (or if it's a bank holiday, Tuesday for Wednesday delivery).
  • We deliver from Monday - Saturday (excluding Bank Holidays. Saturday deliveries are only to major towns and cities).
Optibac Saccharomyces Boulardii Capsules for Bowel Calm 40’s
Optibac Saccharomyces Boulardii Capsules for Bowel Calm 40’s-box
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