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Harmaline vs Ibogaine

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

Comparison table

AttributeHarmalineIbogaine
Full nameHarmaline (harmala alkaloid)Ibogaine (from Tabernanthe iboga)
CategoryPsychedelicsPsychedelics
StatusNatural alkaloid; research compoundSchedule I (research compound)
MechanismInhibits the enzyme MAO-A, which lets oral DMT work; also has mild psychedelic and sedative effects of its own.Acts on multiple systems at once, including serotonin and opioid receptors, NMDA receptors and nicotinic receptors. Its active metabolite noribogaine is thought to drive much of the lasting anti-addiction effect.
Molecular weight214.26 g/mol310.43 g/mol
Half-lifeSeveral hours~4-7 hours (ibogaine); noribogaine much longer
BioavailabilityOralOral
Typical doseVaries by individual and settingWeight-based, given in specialized clinics
FrequencyOccasionalUsually a single session
RouteOralOral, under medical and cardiac monitoring

Harmaline reported benefits

  • Enables oral DMT (ayahuasca)
  • Studied in ethnobotany
  • Natural harmala alkaloid
  • Dreamy effects at higher doses

Ibogaine reported benefits

  • Studied for opioid use disorder
  • Can reduce withdrawal symptoms quickly
  • May lower cravings after a single session
  • Investigated for traumatic brain injury (with magnesium) in veterans

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Research and educational reference only. Not medical advice.