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5-MeO-DMT vs LSD

A side-by-side research comparison of 5-MeO-DMT and LSD across mechanism, dosing, half-life, benefits, side effects and research status.

Comparison table

Attribute5-MeO-DMTLSD
Full name5-Methoxy-N,N-dimethyltryptamineLysergic acid diethylamide
CategoryPsychedelicsPsychedelics
StatusSchedule I (research compound)Schedule I (research compound)
MechanismStrongly activates serotonin 5-HT1A and 5-HT2A receptors, producing rapid and intense changes in consciousness.Activates serotonin 5-HT2A receptors (and others), changing perception, mood and the way brain networks communicate. Effects last much longer than most psychedelics.
Molecular weight218.30 g/mol323.43 g/mol
Half-lifeShort (minutes)~3-5 hours
BioavailabilityInhaled/injectedOral
Typical doseLow milligram range in clinical studies100-200 mcg in clinical trials
FrequencyOne to a few supervised sessionsOne to a few supervised sessions
RouteInhalation or injection in research settingsOral, in a supervised therapeutic setting

5-MeO-DMT reported benefits

  • Studied for treatment-resistant depression
  • Short duration suits clinical use
  • Explored for anxiety
  • Rapid onset of effects

LSD reported benefits

  • Studied for anxiety in serious illness
  • Explored for depression and addiction
  • Long duration allows deep therapeutic work
  • Renewed clinical research interest

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Research and educational reference only. Not medical advice.