- Psychedelics: Visual, Cognitive, Miscellaneous
- Dissociatives
- Deliriants
Effect Index, which is currently under construction, is a resource dedicated to establishing the field of formalised subjective effect documentation. It is the home of the Subjective Effect Index (SEI), which contains 238 effect descriptions that exist to serve as a comprehensive map of all potential experiences that can occur under the influence of any class of psychoactive compound, particularly hallucinogens.
read more
About Us
Substance Summaries
Hallucinogenic substance classes, broken down and described
For more, see the
Substance Index.
Featured Effects
A selection of subjective effects that best represent the SEI
Visual Effects
Autonomous entity ⋅ Colour shifting ⋅ Drifting ⋅ Environmental patterning ⋅ External hallucination ⋅ Geometry ⋅ Internal hallucination ⋅ Symmetrical texture repetition ⋅ Tracers ⋅ Visual disconnection
For more, see the
Subjective Effect Index.
Featured Reports
Recommended firsthand accounts of hallucinogenic experiences
by nervewing
Memantine
150 mg Oral
by Josie
2C-E
25mg Oral
by nervewing
MXE
50mg Intranasal
For more, see the
reports section.