Jarrow Formulas Saccharomyces Boulardii + MOS is a high-quality yeast-based food supplement designed for adults who want reliable, well-researched probiotic support as part of their daily routine.

Each capsule provides 5 billion CFU of Saccharomyces boulardii, combined with MOS (mannan-oligosaccharides), a naturally derived prebiotic ingredient. This carefully formulated combination is popular among people who value shelf-stable probiotics that do not require refrigeration and are suitable for travel or everyday use.

Saccharomyces boulardii is a probiotic yeast rather than a bacterial strain, making it a distinctive option within the probiotic category. The addition of MOS helps create a balanced formulation using ingredients commonly chosen in advanced probiotic supplements.

This product is vegan, non-GMO, and gluten-free, and is manufactured to Jarrow Formulas’ strict quality standards. Capsules are easy to take and suitable for daily use alongside a varied and balanced diet.

FAQs (Ireland)

What is Saccharomyces boulardii?

Saccharomyces boulardii is a probiotic yeast commonly used in food supplements. Unlike bacterial probiotics, it is a yeast strain and is naturally resistant to stomach acid.

What does MOS mean in supplements?

MOS stands for mannan-oligosaccharides. It is a prebiotic ingredient derived from yeast and is commonly included in advanced probiotic formulations.

How many CFU does each capsule contain?

Each capsule provides 5 billion CFU of Saccharomyces boulardii at the time of manufacture.

Is this product suitable for vegans?

Yes. Jarrow Formulas Saccharomyces Boulardii + MOS capsules are vegan and do not contain animal-derived ingredients.

Does this probiotic need refrigeration?

No. This product is shelf-stable and does not require refrigeration when stored in a cool, dry place.

How should this supplement be taken?

Adults typically take one capsule per day with water, or as directed by a qualified healthcare professional.

Is this product suitable for everyday use?

This supplement is intended for daily use as part of a balanced diet and healthy lifestyle.

Ingredients & Supplement Facts

Serving Size:

1 capsule

Supplement Facts (per serving):

• Saccharomyces boulardii (an S. cerevisiae strain): 250 mg

  (providing 5 billion CFU)

• MOS Yeast Fraction (minimum 35% mannan-oligosaccharides [MOS]) (S. cerevisiae): 200 mg

† Daily Value (DV) not established.

Other Ingredients:

Tapioca starch, vegetable capsule (hydroxypropylmethylcellulose, water), silicon dioxide, ascorbic acid (antioxidant).

Allergen Information:

Does not contain wheat, gluten, soybeans, dairy, egg, fish, shellfish, peanuts, tree nuts, or sesame.

Advisory Information (Ireland)

To maintain a healthy lifestyle, it is essential to follow a varied and balanced diet. Food supplements should not be used as a substitute for such a diet.

If you are pregnant, breastfeeding, taking any medication, or under medical supervision, consult your doctor or healthcare professional before using this product.

Discontinue use and seek medical advice if any adverse reactions occur. Keep out of reach of children.

Do not use if the seal under the cap is broken or missing.

This product is intended for use by adults aged 18 years and over.

Do not exceed the stated recommended daily dose.