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Head-to-head evidence comparison — which supplement is right for you?
Thiamine wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Mostly mechanism / observational
Top outcomes
Verdict
Probably helps
7 of 12 studies with measurable effects showed benefit.
Top outcomes
180-225mg enteric-coated peppermint oil, 2-3 times daily before meals
before-meals
Enteric-coated capsules
50-100mg daily; 150-600mg benfotiamine for neuropathy
With food, Morning with other B vitamins
Benfotiamine (fat-soluble, higher bioavailability)
Within hours to 4 weeks
Days to weeks
Soon after dosing
2-4 weeks
4-8 weeks
4-12 weeks
The impact of peppermint oil on the irritable bowel syndrome: a meta-analysis of the pooled clinical data.
BMC Complement Altern Med (2019) · Meta analysis · n=835
12 randomized trials, 835 patients pooled
Peppermint oil for the treatment of irritable bowel syndrome: a systematic review and meta-analysis.
J Clin Gastroenterol (2014) · Meta analysis · n=726
9 randomized placebo-controlled trials, 726 patients
Western herbal medicines in the treatment of irritable bowel syndrome: A systematic review and meta-analysis.
Complement Ther Med (2020) · Meta analysis
33 double-blind placebo-controlled trials reviewed; 17 evaluated peppermint oil
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 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.
Thiamine has a higher evidence score (7.5/10 vs 7/10) and wins in 2 of 3 categories.
No known interactions between Peppermint Oil and Thiamine have been documented in our database. However, always consult a healthcare provider before combining supplements.