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Head-to-head evidence comparison — which supplement is right for you?
Saccharomyces Boulardii wins 3 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Mostly mechanism / observational
Verdict
Likely helps
13 of 15 studies with measurable effects showed benefit.
Top outcomes
Liquid EPs 7630: 30 drops three times daily for adults during an acute infection
spread-through-day
Liquid extract (EPs 7630)
250-500mg (5-10 billion CFU) daily
With or without food, At least 2 hours away from antifungals
Capsules (lyophilized)
Days 4-7 of an acute episode
Within the acute illness window
During use
During use
1-3 days
1-2 weeks
Pelargonium sidoides extract for treating acute respiratory tract infections.
Cochrane Database Syst Rev (2013) · Systematic review · n=10 trials; ~746 adults and ~819 children
Liquid EPs 7630 showed effectiveness for acute bronchitis in both adults and children; tablets did not
Treatment of acute bronchitis with EPs 7630: randomized, controlled trial in children and adolescents.
Pediatr Int (2012) · Rct · n=220 children/adolescents
Significantly greater BSS reduction with EPs 7630 versus placebo (P<0.0001)
Efficacy and tolerability of EPs 7630 tablets in patients with acute bronchitis: a randomised, double-blind, placebo-controlled dose-finding study with a herbal drug preparation from Pelargonium sidoides.
Wien Med Wochenschr (2010) · Rct · n=406 adults
All three active dose groups improved patient-reported outcomes versus placebo at day 7
Efficacy and safety of Saccharomyces boulardii as an adjuvant therapy for the eradication of Helicobacter pylori: a meta-analysis
Frontiers in cellular and infection microbiology (2025) · Meta analysis · n=5036
S. boulardii supplementation in traditional eradication therapy significantly improves the H. pylori eradication rate and reduces the total adverse effects and incidence of diarrhea, bloating, constipation, and nausea.
Probiotics for treating acute infectious diarrhoea
The Cochrane database of systematic reviews (2020) · Meta analysis · n=12127
Effect size was similar in the sensitivity analysis and marked heterogeneity persisted.
The use of probiotics and prebiotics in decolonizing pathogenic bacteria from the gut; a systematic review and meta-analysis of clinical outcomes
Gut microbes (2024) · Meta analysis · n=2871
This review aims to analyze available evidence from human-controlled trials to determine the effect size of probiotic interventions in decolonizing AMR pathogenic bacteria from the gut.
Based on multiple meta-analyses showing 1.1-1.6 day reduction in diarrhea duration. Effect size appears to plateau at standard therapeutic doses. Limited data on doses above 20 billion CFU.
AI-estimated from published studies. Interpret as directional guidance.
Saccharomyces Boulardii has a higher evidence score (8.5/10 vs 6.5/10) and wins in 3 of 3 categories.
For support immune system, Pelargonium Sidoides has a higher relevance score (62 vs 60).
No known interactions between Pelargonium Sidoides and Saccharomyces Boulardii have been documented in our database. However, always consult a healthcare provider before combining supplements.