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Head-to-head evidence comparison — which supplement is right for you?
Omega-3 wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Mostly mechanism / observational
Top outcomes
Verdict
Probably helps
18 of 27 studies with measurable effects showed benefit.
Top outcomes
300mg ASU daily (standardized avocado:soybean unsaponifiables)
with-meals
Standardized ASU (300mg)
2-3g combined EPA+DHA daily
With meals containing fat
Triglyceride form fish oil
1-3 months
1-3 months
Throughout use
4-8 weeks
2-4 weeks
Immediate
4-12 weeks
Efficacy and safety of avocado-soybean unsaponifiables for the treatment of hip and knee osteoarthritis: A systematic review and meta-analysis of randomized placebo-controlled trials.
Int J Rheum Dis (2019) · Meta analysis
A subanalysis according to the type of OA showed that ASU significantly decreased both VAS and Lequesne index in knee OA (WMD: -17.36, 95% CI: -25.91, -8.82; P < .0001 and WMD: -2.33, 95% CI: -2.88, -1.78; P < .00001, respectively) but not in hip OA.
Symptomatic efficacy of avocado-soybean unsaponifiables (ASU) in osteoarthritis (OA) patients: a meta-analysis of randomized controlled trials.
Osteoarthritis Cartilage (2008) · Meta analysis
Four trials were included, with 664 OA patients with either hip (41.4%) or knee (58.6%) OA allocated to either 300 mg ASU (336) or placebo (328).
Dietary supplements for treating osteoarthritis: a systematic review and meta-analysis.
Br J Sports Med (2018) · Meta analysis
Of 20 supplements investigated in 69 eligible studies, avocado soybean unsaponifiables revealed statistically significant improvements on pain, but were of unclear clinical importance.
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.
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.
AI-estimated from published studies. Interpret as directional guidance.
Omega-3 has a higher evidence score (9/10 vs 5.5/10) and wins in 2 of 3 categories.
For reduce inflammation, Omega-3 has a higher relevance score (90 vs 40).
No known interactions between ASU and Omega-3 have been documented in our database. However, always consult a healthcare provider before combining supplements.