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Head-to-head evidence comparison — which supplement is right for you?
Curcumin wins 1 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Likely helps
8 of 10 studies with measurable effects showed benefit.
Top outcomes
Verdict
Probably helps
6 of 11 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (1)
Outcomes where both Curcumin and Thiamine have evidence — compare verdict strength side-by-side.
500-1000mg daily (enhanced form)
With fatty meal
Enhanced absorption form: Longvida, Meriva, or BCM-95
50-100mg daily; 150-600mg benfotiamine for neuropathy
With food, Morning with other B vitamins
Benfotiamine (fat-soluble, higher bioavailability)
4-8 weeks
4-8 weeks
4-8 weeks
Immediate
2-4 weeks
4-8 weeks
4-12 weeks
Comparative Effectiveness of Nutritional Supplements in the Treatment of Knee Osteoarthritis: A Network Meta-Analysis
Nutrients (2025) · Meta analysis · n=4599
Bayesian rankings indicated Boswellia had the highest probability of being most effective for pain and stiffness, with krill oil and curcumin showing potential for function improvement.
Curcumin on Human Health: A Comprehensive Systematic Review and Meta-Analysis of 103 Randomized Controlled Trials
Phytotherapy research : PTR (2024) · Meta analysis · n=7216
We meta-analyzed the effect sizes across eligible studies using the random-effects model.
Comparative efficacy and tolerability of nutraceuticals for depressive disorder: A systematic review and network meta-analysis
Psychological medicine (2025) · Meta analysis · n=17437
Adjunctive nutraceuticals consistently showed better efficacy than antidepressants (ADT) alone in outcomes including SMD, remission, and response.
Dietary supplements for dysmenorrhoea
The Cochrane database of systematic reviews (2016) · Meta analysis · n=3101
Supplements versus other supplementsThere was no evidence of a difference in effectiveness between ginger and zinc sulphate (MD 0.02 points, 95% CI -0.58 to 0.62; one RCT, 101 women).
Evaluation of the Efficacy of the Addition of a Combination of Pyrimidine Nucleotides and Vitamin B1 and B12 to Standard Treatment in the Management of Painful Radiculopathy and in the Quality of Life of Patients
Nutrients (2024) · Rct · n=122
Both groups showed pain improvement, but the VAS reduction (control: 24.58 vs. experimental: 31.35) was not statistically significant.
Efficacy of B-vitamins and vitamin D therapy in improving depressive and anxiety disorders: a systematic review of randomized controlled trials
Nutritional neuroscience (2023) · Systematic review · n=2256
Systematic review examining Thiamine efficacy
Based on meta-analyses of arthritis and osteoarthritis studies. Effectiveness varies significantly by curcumin form - enhanced bioavailability formulations may show greater effects at lower doses. Limited high-quality RCTs available.
Based on limited RCT evidence showing VAS pain reduction with B-vitamin combinations. Effect magnitude conservative due to mixed statistical significance. Higher bioavailability forms like benfotiamine likely more effective than standard thiamine HCl.
AI-estimated from published studies. Interpret as directional guidance.
Curcumin has a higher evidence score (9/10 vs 9/10) and wins in 1 of 3 categories.
For pms relief, Curcumin has a higher relevance score (75 vs 72).
No known interactions between Curcumin and Thiamine have been documented in our database. However, always consult a healthcare provider before combining supplements.