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DMT vs LSA

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

Comparison table

AttributeDMTLSA
Full nameN,N-DimethyltryptamineErgine / D-lysergic acid amide (morning glory, Hawaiian baby woodrose)
CategoryPsychedelicsPsychedelics
StatusSchedule I (research compound)Natural ergot alkaloid; some seeds legal
MechanismActivates serotonin 5-HT2A receptors, producing vivid changes in perception. When taken orally in ayahuasca, an MAO inhibitor is needed so it is not broken down too quickly.Acts on serotonin and adrenergic receptors; less potent and more sedating than LSD.
Molecular weight188.27 g/mol267.33 g/mol
Half-life~10-15 minutesSeveral hours
BioavailabilityInhaled/injected (very short); oral only with an MAO inhibitorOral
Typical doseControlled dosing in clinical studiesVaries by individual and setting
FrequencyOne to a few supervised sessionsOccasional
RouteInhalation or IV in research; oral as ayahuascaOral

DMT reported benefits

  • Studied for depression
  • Very short experience aids research design
  • Used to study consciousness
  • Long traditional use as ayahuasca

LSA reported benefits

  • Naturally occurring lysergamide
  • Found in common seeds
  • Dreamy, introspective effects
  • Long traditional use

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Research and educational reference only. Not medical advice.