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 233 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.

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Featured Reports

Recommended firsthand accounts of hallucinogenic experiences
Ayahuasca
2.5g Syrian Rue / 6g Mimosa hostillis Oral
Salvia divinorum
2 bowls of 20x extract Smoked
Ayahuasca
2g Syrian Rue / 1g Mimosa Hostillis Oral
4-HO-MET
100mg Oral
DiPT
70 mg oral
Combination
3-HO-PCP
10 mg Intranasal
by nervewing
MXE
50mg Intranasal
For more, see the reports section.