Saccharomyces boulardii (or S ... contains the ingredients on the label, and does not contain harmful contaminant levels.

Medically reviewed by Melissa Nieves, LND Nearly 1,000 species of bacteria and microorganisms make up the gut microbiome.

Reintroducing the saccharomyces boulardii organism can mitigate ... and yogurt are foods that contain enough probiotic strains for a healthy gut. The doctor also said people who don't like those ...