#5B CFU

Saccharomyces Boulardii Probiotic Review: SFI Health 5B CFU Tested

I spent six weeks testing the SFI Health Saccharomyces Boulardii probiotic to see if a single-strain yeast formula actually delivers on its digestive health and diarrhea relief promises. Here's my honest verdict after using it through travel, antibiotics, and everyday stress.