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Evidence-Based Supplement Research
Evidence-Based Supplement Research

Best Supplements for Modulated Gut Microbiota

Ranked by research evidence. Compare 23 supplements across 29 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.

Top picks by evidence

  • Very low evidence3 studies

    Across 3 studies, 1 showed a moderate beneficial effect of Lactobacillus salivarius UCC118 on modulating gut microbiota, and 1 showed a small beneficial effect; 1 study reported a neutral effect. The predominant effect size is moderate, but the evidence base is small and no statistically significant findings were reported. Doses, forms, durations, and populations were not consistently reported across studies.

    Product match
    MetagenicsUltraFlora Integrity
    20 mg · $67.50
23 supplements
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