Expert Consensus Score

Theanine

2.3

Split Consensus

out of 5

Based on 15 videos across 5 experts · Updated 2026-03-19

Sourced from real expert videos with timestamps — not AI-generated opinions. This is consensus data, not medical advice. Always consult your healthcare provider.

Expert Positions

Andrew Huberman
Andrew Huberman
Strongly Recommends
Peter Attia
Peter Attia
No Direct Coverage
Rhonda Patrick
Rhonda Patrick
Mixed / Cautious
Bryan Johnson
Bryan Johnson
No Direct Coverage
Mark Hyman
Mark Hyman
Recommends

The Verdict

Expert opinion on Theanine is divided — 2 recommend, 1 are cautious, and 2 have no direct coverage.

Quick Protocol

Dosage

100-400mg for sleep; 100-200mg for daytime focus

Form

L-theanine capsules or powder

Timing

30-60 minutes before bed for sleep; or with caffeine for calm focus during the day

* Based on summary-level data. Full report with exact citations coming soon.

Full Theanine Report Coming Soon

We're building a detailed consensus report with video citations, expert deep dives, and dosage protocols. Get notified when it's ready.

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Common Questions About Theanine