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A-F grade per outcome, combining overall evidence with goal-specific relevance. A = strong evidence; F = insufficient. Hover a badge for details.
Direct side-by-side from the meta-analysis. Each row is an outcome where ≥2 of your selected supplements have pooled data. Best effect per row highlighted.
| Outcome | L-Theanine | SAMe |
|---|---|---|
| Support mood — Depression − better · points (PHQ-9) | −5.3 weak | −4.9best moderate |
| Reduce anxiety & stress — Perceived Stress − better · points (PSS-10) | −2.0best weak | −6.3 weak · CI ∋ 0 |
200mg
Any time
Suntheanine® capsules or powder
1000mg
Morning
Enteric-coated tablets (SAMe tosylate or butanedisulfonate)
30-60 minutes
30-60 minutes
30-60 minutes
2-6 weeks
4-8 weeks
4-8 weeks
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