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Head-to-head evidence comparison — which supplement is right for you?
Rhodiola Rosea vs Tyrosine: Rhodiola Rosea has the stronger overall evidence (5.5 vs 6/10); they're alternatives for build stress resilience — the best pick depends on your goals. Take the 60-second quiz for a pick tailored to your goals.
Rhodiola Rosea wins 2 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Probably helps
2 of 3 studies with measurable effects showed benefit.
Top outcomes
Verdict
Too few graded studies
Top outcomes
Shared outcomes (1)
Outcomes where both Rhodiola Rosea and Tyrosine have evidence — compare verdict strength side-by-side.
200-600mg daily
Morning on empty stomach, Before stressful events
Standardized to 3% rosavins and 1% salidroside
500-2000mg (a typical label dose, not the dose used in the cited trials, which used 2 g five times a day for a week, or a single 100 mg per kg dose)
30-60 minutes before stressful activity, On empty stomach for best absorption
L-Tyrosine powder or capsules
and 1 more not shown
1 week
1-2 weeks
1 week
First dose
30-60 minutes
30-60 minutes
30-60 minutes
Efficacy of Pharmacological Interventions in Milder Depression: A Systematic Review and Meta-Analysis
Neuropsychopharmacology reports (2025) · Meta analysis · n=1049
Eight RCTs comprising 1049 participants met inclusion criteria.
Rhodiola rosea supplementation on sports performance: A systematic review of randomized controlled trials
Phytotherapy research : PTR (2023) · Systematic review · n=263
Thirteen RCTs with 263 participants were included, and results were heterogenous: 11 studies showed some positive effects while 2 showed no effect.
Modulation of the hypothalamic-pituitary-adrenal (HPA) axis by plants and phytonutrients: a systematic review of human trials
Nutritional neuroscience (2022) · Systematic review
For most phytonutrients, the effects of supplementation on HPA-axis activity in humans is unclear.
Tyrosine promotes cognitive flexibility: evidence from proactive vs. reactive control during task switching performance
Neuropsychologia (2015) · Rct · n=22
Tyrosine supplementation improved task switching performance under demanding conditions
Effect of tyrosine supplementation on clinical and healthy populations under stress or cognitive demands: A review
Journal of Psychiatric Research (2015) · Review
Converging evidence for cognitive enhancement under demanding conditions
The effect of tyrosine supplementation on whole-body endurance performance in physically active population: A systematic review and meta-analysis including GRADE qualification.
Journal of sports sciences (2023) · Meta analysis
No significant difference vs placebo for time to exhaustion (SMD = 0.02; p = 0.94)
Rhodiola Rosea has a higher evidence score (5.5/10 vs 6/10) and wins in 2 of 3 categories.
For build stress resilience, Rhodiola Rosea has a higher relevance score (92 vs 75).
No documented interaction was found in the data searched. This does not establish that this exact combination is safe.
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The right pick depends on your goals. Answer a few quick questions for a personalised recommendation — or dig into the full evidence on each.