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

Best Supplements for Reduced Stool Volume

Ranked by research evidence. Compare 6 supplements across 8 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, only 1 reported a statistically significant beneficial effect of Lactobacillus reuteri DSM 17938 on reducing stool volume, while 2 found neutral effects. The predominant effect size was small, and the evidence is based primarily on children with functional constipation or acute gastroenteritis. The median study duration was 56 days, but only 1 study reported duration.

    Dose: 2×10^8 to 4×10^8 cfu/day (based on one study reporting dosing)
6 supplements
  • Very lowLactobacillus reuteri DSM 17938Across 3 studies, only 1 reported a statistically significant beneficial effect of Lactobacillus reuteri DSM 17938 on reducing stool volume, while 2 found neutral effects. The predominant effect size was small, and the evidence is based primarily on children with functional constipation or acute gastroenteritis. The median study duration was 56 days, but only 1 study reported duration. · Dose: 2×10^8 to 4×10^8 cfu/day (based on one study reporting dosing)1 beneficial2 neutral3 studies
  • Bifidobacterium infantis M-631 beneficial1 study
  • Lactobacillus rhamnosus GG1 neutral1 study
  • Bacillus coagulans1 neutral1 study
  • Bacillus clausii1 neutral1 study
  • Lactobacillus plantarum DR71 harmful1 study
Back to top