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Head-to-head evidence comparison — which supplement is right for you?
Alpha Lipoic Acid vs Fenugreek: Alpha Lipoic Acid has the stronger overall evidence (7 vs 6/10); they're alternatives for metabolic health — the best pick depends on your goals. Take the 60-second quiz for a pick tailored to your goals.
Alpha Lipoic Acid wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Likely helps
14 of 16 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
13 of 14 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (1)
Outcomes where both Alpha Lipoic Acid and Fenugreek have evidence — compare verdict strength side-by-side.
300-600mg
On empty stomach for best absorption, 30-60 minutes before meals
R-Alpha Lipoic Acid (R-ALA) — the natural form
500-600mg extract (standardized)
With meals
Standardized extract (Testofen, Furosap)
4-12 weeks
4-8 weeks
2-4 weeks
4-8 weeks
8-12 weeks
Within days
Effects of Oral Alpha-Lipoic Acid Treatment on Diabetic Polyneuropathy: A Meta-Analysis and Systematic Review
Nutrients (2023) · Meta analysis · n=1242
ALA treatment produced favorable results for TSS (a dose-related trend was observed), NDS, and the global satisfaction score.
Effects of selected dietary supplements on migraine prophylaxis: A systematic review and dose-response meta-analysis of randomized controlled trials
Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology (2025) · Meta analysis
In adults, compared with placebo, these supplements did not significantly affect other outcomes, and omega-3 supplementation did not yield a statistically significant reduction in any of these outcomes.
The Effect of Dietary Supplements on Male Infertility in Terms of Pregnancy, Live Birth, and Sperm Parameters: A Systematic Review and Meta-Analysis
Nutrients (2025) · Meta analysis · n=50
This study found no convincing evidence of an effect of any dietary supplements on male infertility.
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).
The effect of flour-based foods intake in the reduction of cardiometabolic risk: A systematic review
Critical reviews in food science and nutrition (2024) · Systematic review
Chia flour, green banana flour, soy flour, and fenugreek powder showed improvements in blood pressure measurements.
Effect of Fenugreek on Hyperglycemia: A Systematic Review and Meta-Analysis
Medicina (Kaunas, Lithuania) (2023) · Meta analysis · n=894
The mean difference with 95% confidence intervals (CI) was calculated to represent the analysis.
Based on multiple meta-analyses showing dose-related trends for TSS improvement. 600mg/day most studied dose with significant benefit vs placebo in 73% of studies. Limited data on doses above 600mg.
Multiple meta-analyses show modest but consistent reductions in fasting blood glucose. Effects appear stronger in diabetic populations. Conservative estimates given heterogeneity in study designs and extract standardization.
AI-estimated from published studies. Interpret as directional guidance.
Alpha Lipoic Acid has a higher evidence score (7/10 vs 6/10) and wins in 2 of 3 categories.
For metabolic health, Alpha Lipoic Acid has a higher relevance score (90 vs 65).
No known interactions between Alpha Lipoic Acid and Fenugreek have been documented in our database. However, always consult a healthcare provider before combining supplements.
Berberine, inositol, magnesium vs the cinnamon/chromium hype — and the med-interaction warning.
What’s safe while nursing, the truth about milk-supply herbs, and what to avoid (it passes into milk).
Mostly hype unless you’re deficient — what has modest evidence vs what doesn’t, and when to see a doctor.
The right pick depends on your goals. Answer a few quick questions for a personalised recommendation — or dig into the full evidence on each.