Tier IAmino acid · GABAergic
L-theanine
Amino acid · GABAergic
Recommended Dose
200 mg
Purity Standard
99.0% — sourced from Suntheanine
Clinical Evidence
380 indexed trials · Tier I
Hallmarks Addressed
Hallmarks 11
Amino acid · GABAergic
200 mg
99.0% — sourced from Suntheanine
380 indexed trials · Tier I
Hallmarks 11