L-Theanine + Caffeine 2:1
Focus Easy 10 days oura
Start the Health OS protocol "L-Theanine + Caffeine 2:1" (focus-l-theanine-caffeine) and show me today's step.
Goal
Test how the L-theanine + caffeine stack affects focus and anxiety
Hypothesis
L-theanine 200mg + caffeine 100mg → caffeine's focus without jitteriness
L-theanine boosts alpha brain waves and smooths out caffeine's anxiety-inducing effect (Owen 2008, Haskell 2008)
Expected Effects
- ↑ focus_score
- ↓ anxiety_level
Phases
1
Baseline
5 days- Drink coffee as usual (without L-theanine)
- Rate your focus and anxiety at 14:00
2
L-Theanine + Caffeine
5 days- In the morning: 200mg L-theanine + 100mg caffeine (or one cup of coffee)
- Ratio 2:1 (theanine:caffeine)
- Rate your focus and anxiety at 14:00
Tracked Metrics
Primary
- ↑ focus_score
Secondary
- ↓ anxiety_level
Evaluation
Method: compare_phase_means
Design: baseline (5 days) → intervention (5 days)
Safety
Disclaimers
- Don't exceed 400mg of caffeine per day (FDA)
- L-theanine is considered safe at doses up to 400mg
- If prone to insomnia — take only in the morning
Stop Conditions
- Severe anxiety or panic attacks
- Insomnia for 2+ nights in a row
- Tachycardia or rapid heartbeat