Best Supplements for Reduced Gastrointestinal Symptoms
Ranked by research evidence. Compare 31 supplements across 41 papers from the biomedical literature, with effect direction, evidence strength, and dose range for each.
Top picks by evidence
- Low evidence3 studies
Across the 3 available studies (all reviews), all reported beneficial moderate-sized effects of Bifidobacterium plantarum-containing probiotics on reduced gastrointestinal symptoms. Evidence is limited to general populations, including patients with chronic kidney disease and athletes, with no specific dose or form data extracted from the studies.
- Low evidence3 studies
Across 3 review-level studies, all reported beneficial effects on gastrointestinal symptoms, with effect sizes ranging from small to moderate (predominantly moderate). The most detailed evidence comes from a systematic review of 513 athletes and recreationally active adults. No statistically significant findings were reported, and no specific dose or form data were extracted.
- Low evidence3 studies
Across 3 studies, all reported beneficial effects on gastrointestinal symptoms, with effect sizes predominantly moderate (2 of 3 studies). The most studied dose was 1 billion living cells/day, used in a multi-strain probiotic mixture. Populations included patients undergoing digestive surgery or bowel preparation. Evidence is limited by a small number of studies and potential publication bias.
Dose: 1 billion CFU/day (based on one study)
- LowBifidobacterium plantarumAcross the 3 available studies (all reviews), all reported beneficial moderate-sized effects of Bifidobacterium plantarum-containing probiotics on reduced gastrointestinal symptoms. Evidence is limited to general populations, including patients with chronic kidney disease and athletes, with no specific dose or form data extracted from the studies.3 beneficial3 studies
- LowBifidobacterium animalis subsp. lactis LAFTI B94Across 3 review-level studies, all reported beneficial effects on gastrointestinal symptoms, with effect sizes ranging from small to moderate (predominantly moderate). The most detailed evidence comes from a systematic review of 513 athletes and recreationally active adults. No statistically significant findings were reported, and no specific dose or form data were extracted.3 beneficial3 studies
- LowLactobacillus plantarum LP01Across 3 studies, all reported beneficial effects on gastrointestinal symptoms, with effect sizes predominantly moderate (2 of 3 studies). The most studied dose was 1 billion living cells/day, used in a multi-strain probiotic mixture. Populations included patients undergoing digestive surgery or bowel preparation. Evidence is limited by a small number of studies and potential publication bias. · Dose: 1 billion CFU/day (based on one study)3 beneficial3 studies
- LowLactobacillus helveticus L10Across 3 studies, 2 reported moderate beneficial effects on gastrointestinal symptoms in physically active adults, while 1 randomized controlled trial found no significant difference. The available evidence is limited and preliminary, with no statistically significant findings reported. Most studies focused on athletic populations, and no consistent dose or duration was identified.2 beneficial1 neutral3 studies