Saccharomyces Boulardii
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Two factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
Certifications & Testing
Other Ingredients
Hypromellose, Inulin, Guar Gum
Recommended Use
Suggested Usage: Take 1-2 capsules 2 to 3 times daily between meals as needed.
Warnings
Caution: Consult physician if pregnant/nursing, taking medication (especially immune-suppressing drugs), or have a medical condition (especially if immune system is compromised). Keep out of reach of children. Not manufactured with wheat, gluten, soy, corn, milk, egg, fish, shellfish, tree nut or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these aller
Frequently Asked Questions
What is NOW Foods Saccharomyces Boulardii's Formulate score?
NOW Foods Saccharomyces Boulardii scores 67 out of 100 (grade B) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is NOW Foods Saccharomyces Boulardii worth it?
NOW Foods Saccharomyces Boulardii scores 67/100 (grade B). That's an above-average result — most of its doses and ingredient forms are well-chosen, with only minor gaps in dosing, transparency, or testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in NOW Foods Saccharomyces Boulardii?
Each serving contains Saccharomyces boulardii (1000 mg). Serving size: 2 Veg Capsule(s). 30 servings per container.
How do I take saccharomyces boulardii?
Suggested Usage: Take 1-2 capsules 2 to 3 times daily between meals as needed.
Who makes Saccharomyces Boulardii?
Saccharomyces Boulardii is made by NOW Foods. See Formulate's full grade and product lineup for NOW Foods on its brand page.
Is NOW Foods Saccharomyces Boulardii third-party tested?
NOW Foods lists the following certifications and testing for this product: Vegan, Vegetarian, Gluten-Free, Dairy-Free.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.