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  • Writer's pictureMarcie Vaske, MS, LN, CNS

Saccharomyces Boulardii Yeast – What’s It Used For?

Updated: Dec 31

Video Transcript: First, it's important to help you understand what Saccharomyces boulardii is. This yeast strain has been recognized for many years and has been found to be helpful in gut health and overall well-being since the 1920s when it was first identified.

The Versatility of Saccharomyces Boulardii

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Saccharomyces boulardii yeast has a wide range of applications, but it is most notably useful for maintaining gut health.

Many people take S. boulardii to support the diversity of their microbiome and ensure the health of the gut flora in their intestinal tract.

Hi, my name is Marcy Vaske, and I'm a licensed nutritionist with Flusso Nutrients, where we provide supplement education and professional-grade supplements.

Our goal is to make the supplement world more navigable.

However, it's essential to consult your primary supplement literate practitioner before starting any new supplements, as they need to align with your medical history.

Exploring Saccharomyces Boulardii's Uses

Now, let's delve into today's topic. In this discussion, we will learn more about Saccharomyces boulardii yeast and its various research-backed applications.

Studies have revealed that Saccharomyces boulardii can be exceptionally beneficial for a wide range of gastrointestinal disorders, including conditions like IBS, IBD, and even diarrhea. Moreover, it has proven effective in reducing diarrhea symptoms when taken alongside antibiotics.

Understanding How Saccharomyces Boulardii Works

Now that we've established the potential benefits of Saccharomyces boulardii, the next question is how it operates within our gut. S. boulardii assists in creating more lactic acid in the intestinal tract, which fosters an acidic environment, inhibiting the growth of pathogenic bacteria.

It also plays a crucial role in fortifying and preserving the health of our gut barrier, effectively preventing harmful toxins from entering our bloodstream.

Furthermore, it doesn't merely keep toxins at bay; it also produces enzymes that aid in detoxifying our intestinal tract and boosts the production of short-chain fatty acids. As a result, the advantages of Saccharomyces boulardii extend to various conditions, such as leaky gut.

It can also be especially useful for travelers encountering unfamiliar pathogens or bacteria in their drinking water.

Protecting Gut Flora

Saccharomyces boulardii's ability to safeguard gut bacteria and flora is noteworthy. It prevents the colonization of pathogens within the intestinal tract, stimulates our immune system, and aids in the removal of toxins.

It has even been found effective against food-borne bacteria like E. coli and Salmonella. Additionally, studies suggest that S. boulardii can reduce the recurrence of C. diff infections.

Anti-Inflammatory Properties

Beyond these benefits, Saccharomyces boulardii also acts as an anti-inflammatory agent, reducing inflammation in specific diseases such as Crohn's and ulcerative colitis. This versatility makes it a valuable addition to gut health.

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Incorporating Saccharomyces Boulardii into Your Routine

You might be considering adding Saccharomyces boulardii to your daily supplement regimen. It is available in capsule form, with a recommended dose ranging from 250 to 500 milligrams for adults.

It is best taken with a meal or at bedtime, making it easy to integrate into your daily routine. However, it is still advisable to seek guidance from a knowledgeable supplement expert to ensure that it is a suitable choice for your specific needs.


If you require support for issues like combating diarrhea, preventing C. diff recurrence, or managing IBD or IBS, you can explore Saccharomyces boulardii supplements.

Below, I've provided a link to a product of Saccharomyces boulardii that you can easily incorporate into your daily routine. Thank you for joining us. ULTRABIOTIC SACCHAROMYCES BOULARDII

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