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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
Probably helps
18 of 27 studies with measurable effects showed benefit.
Top outcomes
Verdict
Mostly mechanism / observational
Top outcomes
2-3g combined EPA+DHA daily
With meals containing fat
Triglyceride form fish oil
5g daily of standardized rosehip powder (the dose used in the OA trials)
with-meals
Standardized rosehip powder (GOPO-standardized)
4-8 weeks
2-4 weeks
Immediate
4-12 weeks
3 weeks to 3 months
3-12 weeks
Throughout use
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.
Does the hip powder of Rosa canina (rosehip) reduce pain in osteoarthritis patients?--a meta-analysis of randomized controlled trials.
Osteoarthritis Cartilage (2008) · Meta analysis · n=287
Pooled three RCTs (287 patients, median 3-month duration)
A powder made from seeds and shells of a rose-hip subspecies (Rosa canina) reduces symptoms of knee and hip osteoarthritis: a randomized, double-blind, placebo-controlled clinical trial.
Scand J Rheumatol (2005) · Crossover · n=94
94 patients, randomized double-blind placebo-controlled crossover, 5g/day for 3 months
The clinical effectiveness of rosehip powder in patients with osteoarthritis. A systematic review.
MMW Fortschr Med (2007) · Systematic review
Systematic review of two double-blind RCTs (N=100 and 112, Jadad score 5)
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 5/10) and wins in 2 of 3 categories.
For reduce inflammation, Omega-3 has a higher relevance score (90 vs 42).
No known interactions between Omega-3 and Rosehip have been documented in our database. However, always consult a healthcare provider before combining supplements.