How much Saccharomyces boulardii should I take?
Daily doses ranging from 250 to 1000 milligrams taken once to four times per day have been reported in the medical literature. Up to 3000 milligrams per day have been used in people with recurrent C. difficile disease. There is no one standard supplement regimen for S. boulardii. It is prudent to consult a knowledgeable healthcare practitioner for advice on how much S. boulardii to take and for how long.