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Theanine Facts

Nootropic; Anxiolytic; Α-Amino acid; Glutamate modulator

Dose and durationby route · individual sensitivity varies

Oral(mg)
Threshold< 50 mgLight75 – 175 mgCommon175 – 300 mgStrong300 – 500 mgHeavy500+ mg

Starts in 30 – 90 minLasts 3 – 6 hours

Body and dependence

Acute toxicity
Negligible
Chronic toxicity
Negligible
Physical dependence
Not assessed
Psychological dependence
Not assessed
Withdrawal
Not assessed
Compulsive redosing
Not assessed

Tolerance

Builds
After prolonged and repeated usage
Fully resets after
10 days

Effectslikely at a common dose

Body
none likely · 4 possible, including Headache

Who shouldn't take it

None recorded. Not listed never means safe to take.

Combinations60 recorded

Dangerous (3)
Opioids; SNRIs; Ibogaine
Caution (36)
See full page: psychedex.org/substances/theanine
Not graded (21)
Not listed never means safe.

Seek help immediately if

No emergency profile is recorded for this substance. Not recorded never means no risk.

988 Suicide & Crisis LifelineFireside Project: 62-FIRESIDE

Version r1 · Not medical advice
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