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Head-to-head evidence comparison — which supplement is right for you?
Epicatechin and Saccharomyces Boulardii are closely matched across evidence, studies, and safety.
Verdict
Probably helps
10 of 17 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
13 of 15 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (1)
Outcomes where both Epicatechin and Saccharomyces Boulardii have evidence — compare verdict strength side-by-side.
100-200mg daily
With meals, Pre-workout or morning
Pure (-)-Epicatechin extract
250-500mg (5-10 billion CFU) daily
With or without food, At least 2 hours away from antifungals
Capsules (lyophilized)
2-4 weeks
4 weeks
N/A
4-8 weeks
During use
1-3 days
1-2 weeks
Dietary flavonoid for preventing colorectal neoplasms
The Cochrane database of systematic reviews (2012) · Meta analysis · n=390769
A statistically significant reduced risk of CRC was found with high intake of epicatechin.
Effects of chocolate, cocoa, and flavan-3-ols on cardiovascular health: a systematic review and meta-analysis of randomized trials
The American journal of clinical nutrition (2012) · Meta analysis · n=1297
Insulin resistance (HOMA-IR: -0.67; 95% CI: -0.98, -0.36) was improved by chocolate or cocoa due to significant reductions in serum insulin.
Impact of flavan-3-ols on blood pressure and endothelial function in diverse populations: a systematic review and meta-analysis of randomized controlled trials
European journal of preventive cardiology (2025) · Meta analysis · n=5205
Flavan-3-ol interventions included epicatechin, epigallocatechin-gallate, cocoa products, tea, grape extract, and apples delivering 586 mg (95% CI 510, 662) total flavan-3-ols.
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 meta-analysis showing FMD improvements with flavan-3-ol interventions. Most studies used cocoa products rather than pure epicatechin. Conservative estimate given mixed study designs and populations.
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.
Both Epicatechin and Saccharomyces Boulardii are closely matched — the best choice depends on your specific health goals.
For reduce inflammation, Saccharomyces Boulardii has a higher relevance score (90 vs 70).
No known interactions between Epicatechin and Saccharomyces Boulardii have been documented in our database. However, always consult a healthcare provider before combining supplements.