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Head-to-head evidence comparison — which supplement is right for you?
Alpha Lipoic Acid wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Likely helps
13 of 14 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
3 of 3 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (1)
Outcomes where both Alpha Lipoic Acid and Pygeum 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
100-200mg standardized extract daily
Once or twice daily, With or without food
Standardized extract (13-14% sterols)
4-12 weeks
4-8 weeks
2-4 weeks
6-8 weeks
6-8 weeks
8-12 weeks
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.
What do we know about phytotherapy of benign prostatic hyperplasia?
Life sciences (2015) · Systematic review
On the basis of preclinical studies several mechanisms of action have been postulated, including 5alpha-reductase inhibition, alpha-adrenergic antagonism, dihydrotestosterone and estrogen receptor inhibition.
Phytotherapy of benign prostatic hyperplasia. A minireview
Phytotherapy research : PTR (2014) · Systematic review
Histological BPH, which typically develops after the age of 40 years, ranges in prevalence from >50% at 60 years to as high as 90% by 85 years of age.
Benign prostatic hyperplasia and male lower urinary tract symptoms (LUTS)
BMJ clinical evidence (2011) · Systematic review
Systematic review examining Pygeum efficacy
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.
Based on Cochrane review (n=1562) and network meta-analysis showing modest benefits. Evidence quality noted as low-to-moderate due to dated methodology in available RCTs. Most studies used standardized bark extract.
AI-estimated from published studies. Interpret as directional guidance.
Alpha Lipoic Acid has a higher evidence score (9/10 vs 7/10) and wins in 2 of 3 categories.
For healthy aging, Pygeum has a higher relevance score (85 vs 75).
No known interactions between Alpha Lipoic Acid and Pygeum have been documented in our database. However, always consult a healthcare provider before combining supplements.