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Head-to-head evidence comparison — which supplement is right for you?
Berberine wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Likely helps
12 of 16 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
4 of 5 studies with measurable effects showed benefit.
Top outcomes
500mg 2-3x daily (1000-1500mg total)
With meals, Split into 2-3 doses
Berberine HCl capsules
500-1000mg bergamot polyphenolic fraction (BPF)
With meals, Once or twice daily
Bergamot polyphenolic fraction (BPF) — Bergamonte is well-studied
4-12 weeks
8-12 weeks
First 2 weeks
If on diabetes medications
4-12 weeks
4-12 weeks
8-12 weeks
Clinical Efficacy of Curcumin, Resveratrol, Silymarin, and Berberine on Cardio-Metabolic Risk Factors Among Patients With Type 2 Diabetes Mellitus: A Systemic Review and Bayesian Network Meta-Analysis
Phytotherapy research : PTR (2025) · Meta analysis · n=1337
For HbA1c, silymarin was more effective than resveratrol (MD -2.08, 95%Cl -3.50 to -0.72) (P < 0.05).
Effects of berberine and barberry on selected inflammatory biomarkers in adults: A systematic review and dose-response meta-analysis of randomized clinical trials
Phytotherapy research : PTR (2023) · Meta analysis · n=1600
In addition, the non-linear analysis showed a significant lowering effect of berberine/barberry on IL-6 and TNF-α levels in doses <1000 mg/day and less than 5 weeks of intervention.
Berberine Ursodeoxycholate for the Treatment of Type 2 Diabetes: A Randomized Clinical Trial
JAMA network open (2025) · Rct · n=113
The study included 113 patients with T2D (mean [SD] age, 54.3 [10.6] years; 72 male [63.7%]) who were randomized.
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 meta-analyses showing FPG reduction of 0.59-0.82 mmol/L and HbA1c reduction of 0.63%. Studies primarily used berberine HCl with low bioavailability. Effects require divided doses and may take 8-12 weeks.
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.
Berberine has a higher evidence score (9/10 vs 8.5/10) and wins in 2 of 3 categories.
For reduce inflammation, Berberine has a higher relevance score (95 vs 90).
No known interactions between Berberine and Bergamot have been documented in our database. However, always consult a healthcare provider before combining supplements.