S. boulardii is the most documented probiotic yeast in human medicine

Saccharomyces boulardii (The Probiotic Yeast) – Supplements by Dr. Rajsree

Cureus, Unique Properties of Yeast Probiotic Saccharomyces boulardii CNCM I-745: A Narrative Review

S. boulardii is a unique species of a good probiotic yeast that helps prevent an overabundance of other bad yeast and fungi in the gut, like Candida

Saccharomyces boulardii (The Probiotic Yeast)

Saccharomyces boulardii: a Healthy Probiotic

Saccharomyces boulardii was discovered in Vietnam 100 years ago… and it comes from lychees

Jarrow Formulas Saccharomyces Boulardii Probiotics + MOS 5 Billion CFU Probiotic Yeast for Intestinal Health Support, Gut Health Supplements for Women and Men, 180 Veggie Capsules, 180 Day Supply : Health & Household

Microbiome Engineering Using Probiotic Yeast: Saccharomyces boulardii and the Secreted Human Lysozyme Lead to Changes in the Gut Microbiome and Metabolome of Mice

Full article: Health-promoting properties of Saccharomyces cerevisiae var. boulardii as a probiotic; characteristics, isolation, and applications in dairy products

S. boulardii, or Saccharomyces boulardii, is a probiotic strain of yeast. Probiotics support the “good” bacteria and other flora needed to help the gut microbiome flourish. Good gut bacteria supports our immune system, digestion, and overall well-being. Saccharomyces boulardii is commonly used to help regulate bowel movements. However, it can be effective as yeast support and to soothe symptoms of an unhealthy urinary tract.

LifeSeasons S. Boulardii Probiotic 10 Billion, 60 Veg Capsules