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Evidence-Based Supplement Research
Evidence-Based Supplement Research

Best Supplements for Reduced Stool Frequency

Ranked by research evidence. Compare 9 supplements across 12 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.

Top picks by evidence

  • Moderate evidence3 studies

    Across 3 studies, all reported beneficial moderate-sized effects of Saccharomyces boulardii on reducing stool frequency in children with acute diarrhea. The most commonly studied dose was 250 mg twice daily, studied primarily in pediatric populations.

9 supplements
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