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Evidence-Based Supplement Research
Evidence-Based Supplement Research

Best Supplements for Reduced Stool Frequency

Ranked by research evidence. Compare 5 supplements across 8 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.

Top picks by evidence

  • Moderate evidence3 studies

    Across all 3 studies, Saccharomyces boulardii showed beneficial effects on reducing stool frequency in children with acute diarrhea, with effect sizes ranging from small to large. The predominant effect size is moderate, and the most studied population is children (2 months to 12 years). One dose of 250 mg twice daily was reported in a single trial.

    Dose: 250 mg twice daily
5 supplements
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