Skip to main content
Evidence-Based Supplement Research
Evidence-Based Supplement Research

Best Supplements for Improved Gut Microbiota Balance

Ranked by research evidence. Compare 39 supplements across 60 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.

Top picks by evidence

  • Very low evidence7 studies

    Across 6 studies, all reported beneficial effects of Bifidobacterium plantarum on gut microbiota balance, with effect sizes predominantly moderate and one small. The evidence base consists entirely of narrative reviews, with no statistically significant findings explicitly reported. No consistent dose range, study duration, or supplement form was identified across studies.

    Product match
    California Gold NutritionLactoBif 100 Probiotics
    · $32.35 · ★4.7 (17,687)
  • Very low evidence6 studies

    Across 6 review studies, all reported beneficial effects of Lactobacillus acidophilus L-92 on gut microbiota balance, with effect sizes predominantly small to moderate. Most studies lacked specified doses, durations, and population details, limiting the precision of the finding.

39 supplements
Back to top