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Head-to-head evidence comparison — which supplement is right for you?
Saccharomyces Boulardii wins 1 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Probably helps
4 of 6 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 Hawthorn and Saccharomyces Boulardii have evidence — compare verdict strength side-by-side.
160-900mg extract (standardized to 2-3% flavonoids or 18-20% OPCs)
With meals, Split into 2-3 doses
Standardized extract (WS 1442 or LI 132 are most studied)
250-500mg (5-10 billion CFU) daily
With or without food, At least 2 hours away from antifungals
Capsules (lyophilized)
8-12 weeks
6-12 weeks
During use
1-3 days
1-2 weeks
Would integrated Western and traditional Chinese medicine have more benefits for stroke rehabilitation? A systematic review and meta-analysis
Stroke and vascular neurology (2022) · Meta analysis · n=6339
Our results indicate that the combined use of CM and WM could be more efficacious in stroke rehabilitation compared with the use of WM therapy alone.
Hawthorn extract for treating chronic heart failure: meta-analysis of randomized trials
The American Journal of Medicine (2003) · Meta analysis · n=632
Eight trials including 632 patients with chronic heart failure (NYHA classes I to III) provided data suitable for meta-analysis.
Traditional Chinese medicines benefit to nonalcoholic fatty liver disease: a systematic review and meta-analysis
Molecular biology reports (2012) · Meta analysis · n=25661
Comparing with western medicines mentioned above, TCM had a better effect on the normalization of alanine aminotransferase and disappearance of radiological steatosis in the treatment of NAFLD.
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 7-watt improvement in maximal workload. Effects primarily documented in mild heart failure patients. Most studies used WS 1442 extract standardized to 18.75% oligomeric procyanidins.
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 1 of 3 categories.
Both Hawthorn and Saccharomyces Boulardii score equally (90) for reduce inflammation.
No known interactions between Hawthorn and Saccharomyces Boulardii have been documented in our database. However, always consult a healthcare provider before combining supplements.