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L-Theanine
nootropics · Calm focus · anxiety · sleep · caffeine synergy
L-Theanine is a non-protein amino acid found in green tea. It promotes alpha brain waves associated with relaxed alertness. Pairs exceptionally well with caffeine for calm, focused energy.
⏱️ Timing & dosage for L-Theanine
Best time to take
Morning with coffee/caffeine, or bedtime for sleep; flexible timing
Suggested dose
100–200mg; pair with 50–100mg caffeine for best effect
✅ Benefits of L-Theanine
- •Alpha wave promotion (relaxed alertness)
- •Anxiety reduction without sedation
- •Caffeine synergy — smoother energy
- •Sleep quality improvement
- •Blood pressure reduction
⚠️ Side effects & risks
- •Very safe — widely consumed in tea for centuries
- •May cause mild drowsiness in some at high doses
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⚕️ Medical Disclaimer: Nothing on Stack Ritual constitutes medical advice. The information provided is for educational purposes only. Always consult your doctor or a qualified healthcare provider before beginning, changing, or stopping any vitamin, supplement, or wellness regimen.