Suntheanine® L-Theanine

200 mg per servingBranded active

Alpha-wave calm at the exact studied dose. Takes the edge off caffeine.

A pure form of L-theanine dosed at the exact amount used in research. It promotes calming alpha brain-waves and smooths out the edge of caffeine for focused, jitter-free energy.

The Research

L-theanine raises alpha activity & lowers stress (RCT)

A single 200 mg dose of L-theanine significantly increased calming alpha brain-wave activity and lowered salivary cortisol after an acute stressor — calm without sedation.

Citation

Evans et al., Neurol Ther, 2021 — RCT

Read the full study