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Entity
Theanine
PSX-0353
Open Beta
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Common namesTheanine, L-Theanine, L-γ-glutamylethylamide and N5-ethyl-L-glutamine
Substitutive namedelta-glutamylethylamide
Threshold
< 50 mg
Light
75 – 175 mg
Common
175 – 300 mg
Strong
300 – 500 mg
Heavy
500+ mg
Onset
30 – 90 min
Peak
1 – 3 hours
Total:3 – 6 hours
minlowmodhigh
Acute
Chronic
Physical
Psych.
Withdrawalnot assessed
Buildupafter prolonged and repeated usage
Full reset10 days
Dosage varies by body weight, tolerance & metabolism · Not medical advice · Terms
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Effects (12)
Dependence
not habit-forming
experience reports
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First-person accounts of subjective effects, timing, and outcomes — submitted for harm reduction.
Last updated Mar 17, 2026Report an issue