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Head-to-head evidence comparison — which supplement is right for you?
Bergamot 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
4 of 5 studies with measurable effects showed benefit.
Top outcomes
300-600mg
On empty stomach for best absorption, 30-60 minutes before meals
R-Alpha Lipoic Acid (R-ALA) — the natural form
500-1000mg bergamot polyphenolic fraction (BPF)
With meals, Once or twice daily
Bergamot polyphenolic fraction (BPF) — Bergamonte is well-studied
4-12 weeks
4-8 weeks
2-4 weeks
4-12 weeks
4-12 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.
A network meta-analysis on the comparative effect of nutraceuticals on lipid profile in adults
Pharmacological research (2022) · Meta analysis · n=13062
Evidence for bergamot effect was based on relatively small study group and may require further investigations.
Randomized, Double-Blind, Placebo-Controlled Trial to Test the Effects of a Nutraceutical Combination Monacolin K-Free on the Lipid and Inflammatory Profile of Subjects with Hypercholesterolemia
Nutrients (2022) · Rct · n=118
Compared to the placebo, at 6 and 12 weeks, NC did not significantly reduce total cholesterol (p = 0.083), LDL cholesterol (p = 0.150), and triglycerides (p = 0.822).
Effect of bergamot on lipid profile in humans: A systematic review
Critical reviews in food science and nutrition (2020) · Systematic review · n=442
Although statins can reduce LDLc by 50-60%, less than 20% of patients with high risk of CVD achieve LDL targets.
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 systematic review showing 75% of studies had significant effects, but meta-analysis noted small study groups requiring further investigation. One RCT showed no significant reduction at 6-12 weeks.
AI-estimated from published studies. Interpret as directional guidance.
Bergamot has a higher evidence score (8.5/10 vs 9/10) and wins in 2 of 3 categories.
For reduce inflammation, Bergamot has a higher relevance score (90 vs 80).
No known interactions between Alpha Lipoic Acid and Bergamot have been documented in our database. However, always consult a healthcare provider before combining supplements.