L-Theanine vs Rhodiola for mood
Short answer: For mood, more users report improvement with Rhodiola — 87% of 219 reports, versus 77% of 223 for L-Theanine.
L-Theanine has 18 meta-analyses and 78 randomized trials on PubMed; Rhodiola has 18 and 45.
Based on 3,475 reports about L-Theanine and 1,376 about Rhodiola. Not medical advice.
| L-Theanine Supplement | Rhodiola Supplement | |
|---|---|---|
| Users say it helped | 65%helped1,807 reports · high confidence | 62%helped578 reports · high confidence |
| Verdict | Mostly positive | Mostly positive |
| Research | AResearch: Strong | AResearch: Strong |
| Meta-analyses / RCTs | 18 / 78 | 18 / 45 |
| Mainly used for | ||
| Anxiety % reporting improvement | 91% (1289) | 78% (200) |
| Focus % reporting improvement | 88% (501) | 85% (102) |
| Energy % reporting improvement | 68% (97) | 90% (363) |
| Mood % reporting improvement | 77% (223) | 87% (219) |
| Sleep % reporting improvement | 78% (370) | 41% (17) |
| Common side effects | drowsiness, vivid dreams, fatigue, headache | jitteriness, insomnia, drowsiness, irritability |
| Typical dose reported | 200 mg / bedtime | 200 mg / daily |
This meta-analysis provides evidence that theanine plus caffeine, and theanine alone, could be beneficial for cognitive and mood outcomes. More research using tea beverages or tea-equivalent bioactive doses and research in free-living participants is needed.
Nutr Rev, 2025 ↗“This morning was my first time taking this combination along with my other daily vitamins and wow, what a difference it has made in my overall mood and anxiety!”
The data from the meta-analysis showed that plant adaptogens could provide a number of benefits in the treatment of chronic fatigue, cognitive impairment, and immune protection. In the future, there is great potential to register medicinal products that contain plant adaptogens for therapeutic purposes.
Nutrients, 2021 ↗“This one not only reduces my social anxiety but actually puts me in a good mood and makes me feel more social.”
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Percentages come from first-hand user reports and are not clinical outcomes. Talk to a doctor before starting, stopping or combining anything. How we rate