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Head-to-head evidence comparison — which supplement is right for you?
Benfotiamine wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Likely helps
7 of 7 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
8 of 10 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (1)
Outcomes where both Benfotiamine and Green Tea Extract have evidence — compare verdict strength side-by-side.
150-600mg daily
With meals
Benfotiamine capsules
250-500mg EGCG (or 500-1000mg green tea extract)
With meals, Morning or pre-exercise
Standardized extract (45-50% EGCG)
4-12 weeks
8-12 weeks
Acute and 4-8 weeks
Acute
30-60 minutes
Vitamin B and its derivatives for diabetic kidney disease
The Cochrane database of systematic reviews (2015) · Meta analysis · n=1354
There is an absence of evidence to recommend the use of vitamin B therapy alone or combination for delaying progression of DKD.
Effect of thiamine supplementation on glycaemic outcomes in adults with type 2 diabetes: a systematic review and meta-analysis
BMJ open (2022) · Meta analysis · n=364
There was a significant increase in high-density lipoprotein (HDL) (MD, 0.10; 95% CI: 0.10 to 0.20) at 3-month follow-up.
Therapeutic potential of benfotiamine and its molecular targets
European review for medical and pharmacological sciences (2018) · Systematic review
The reduction in AGEs subsequently decreases metabolic stress which benefits vascular complications seen in diabetes.
Green tea (Camellia sinensis) for the prevention of cancer
The Cochrane database of systematic reviews (2020) · Meta analysis · n=1795
For incident prostate cancer, the summary risk ratio (RR) in the green tea-supplemented participants was 0.50 (95% confidence interval (CI) 0.18 to 1.36), based on three studies and involving 201 participants (low-certainty evidence).
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.
The effects of green tea extract supplementation on body composition, obesity-related hormones and oxidative stress markers: a grade-assessed systematic review and dose-response meta-analysis of randomised controlled trials
The British journal of nutrition (2024) · Meta analysis · n=3802
Pooled effect sizes indicated that BM, BFP, BMI and MDA significantly reduced following GTE supplementation.
Limited RCT data with mixed results. Meta-analysis found insufficient evidence to determine clear benefit. Conservative estimates based on subset of positive trials showing modest improvements in neuropathic symptoms.
Based on meta-analysis showing 9.29 mg/dl LDL reduction with 107-856 mg/d EGCG. Optimal cardiovascular benefits observed at 400-500 mg/day. Take with food to reduce GI side effects.
AI-estimated from published studies. Interpret as directional guidance.
Benfotiamine has a higher evidence score (5.5/10 vs 7.5/10) and wins in 2 of 3 categories.
For healthy aging, Benfotiamine has a higher relevance score (90 vs 70).
No known interactions between Benfotiamine and Green Tea Extract have been documented in our database. However, always consult a healthcare provider before combining supplements.