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Head-to-head evidence comparison — which supplement is right for you?
Omega-3 wins 3 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Probably helps
18 of 27 studies with measurable effects showed benefit.
Top outcomes
Verdict
Likely helps
4 of 4 studies with measurable effects showed benefit.
Top outcomes
Shared outcomes (1)
Outcomes where both Omega-3 and White Willow Bark have evidence — compare verdict strength side-by-side.
2-3g combined EPA+DHA daily
With meals containing fat
Triglyceride form fish oil
120-240mg salicin daily (from standardized extract)
With meals, Divided doses
Standardized extract (15% salicin)
4-8 weeks
2-4 weeks
Immediate
4-12 weeks
1-2 weeks
1-4 weeks
Marine n-3 Fatty Acids and Prevention of Cardiovascular Disease and Cancer
The New England journal of medicine (2019) · Rct · n=25871
During a median follow-up of 5.3 years, a major cardiovascular event occurred in 386 participants in the n-3 group and in 419 in the placebo group (hazard ratio, 0.92; 95% confidence interval [CI], 0.80 to 1.06; P=0.24).
Omega-3 fatty acids for intermittent claudication
The Cochrane database of systematic reviews (2024) · Meta analysis · n=1830
Omega-3 compared with a control may have little to no effect on ankle-brachial index (MD -0.02, 95% CI -0.08 to 0.04; 3 studies, 168 participants; very low-certainty evidence).
A systematic review and meta-analysis of the omega-3 fatty acids effects on brain-derived neurotrophic factor (BDNF)
Nutritional neuroscience (2024) · Meta analysis · n=587
The present systematic review and meta-analysis indicate the efficacy of omega-3 FAs in increasing the serum concentration of BDNF.
Efficacy and Safety of White Willow Bark (Salix alba) Extracts
Phytotherapy research : PTR (2015) · Systematic review
In recent years, various in vitro and animal studies have demonstrated that the anti-inflammatory activity of willow bark extract is associated with down regulation of the inflammatory mediators tumor necrosis factor-α and nuclear factor-kappa B.
A systematic review on the effectiveness of willow bark for musculoskeletal pain
Phytotherapy research : PTR (2009) · Systematic review
All studies investigated ethanolic extracts with daily doses up to 240 mg salicin over periods of up to six weeks.
Cochrane review: Herbal therapy for low back pain
Cochrane Database of Systematic Reviews (2006) · Systematic review · n=500
Moderate evidence of efficacy
Based on multiple meta-analyses showing EPA-dominant formulas >1g/day most effective. Effects plateau around 2-2.5g. Adjunctive use with antidepressants shows better outcomes than monotherapy.
Based on Cochrane review showing dose-response relationship with 240mg more effective than 120mg. Studies limited to 6 weeks duration. Requires salicin-standardized extract.
AI-estimated from published studies. Interpret as directional guidance.
Omega-3 has a higher evidence score (9/10 vs 6/10) and wins in 3 of 3 categories.
For reduce inflammation, Omega-3 has a higher relevance score (90 vs 80).
No known interactions between Omega-3 and White Willow Bark have been documented in our database. However, always consult a healthcare provider before combining supplements.