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Psychedelics Guide

More than 500 articles organized by substance and topic: psilocybin, LSD, ayahuasca, DMT, MDMA, mescaline and harm reduction. Rigorous information, without fear and without propaganda.

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Psilocybin and Methamphetamine: How Brain Networks Reorganize

Psiconáutica Editorial Team · October 9, 2026 In briefA functional magnetic resonance imaging (fMRI) study compares the brains of people with methamphetamine use disorder before...
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Common Drug Causes False-Positive MDMA Urine Test

Psiconáutica Editorial Team · October 9, 2026 In briefThree patients admitted in Algiers tested positive for MDMA on a rapid urine screen despite no consumption;...
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Psychonautics

Blue Lotus: Egyptian Myth, Alkaloids, and Psychoactive Legend

What lies behind the blue lotus: the confusion with Tintin, the botany of Nymphaea caerulea and Nelumbo nucifera, their alkaloids, and psychoactive fame.
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Psychonautics

Hofmann, Huxley, and Jünger: The Session That Named the Psychonaut

This continues our article "LSD—Completely Personal,"* based on a lecture Albert Hofmann delivered at the 1996 Worlds of Consciousness Conference in Heidelberg, Germany. Hofmann discusses his relationship with Aldous Huxley and begins to recount his encounters with Ernst Jünger, one of the most significant 20th-century German writers and the creator of the term "psychonaut."

LSD, the Medicine of Dr. Albert Hofmann

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Psychonautics

MDMA, Empathy, and Compassion: Does It Transform Social Behavior?

We explore how MDMA influences the processing of negative emotions, social rejection responses, and feelings of self-compassion.
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Psychonautics

Absinthe: The Green Fairy Myth and the Science of Thujone

A critical look at absinthe use. We debunk myths and explain the role of thujones and wormwood from a public health perspective.
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Psychonautics

Hofmann and the Entheogens of Mexico: From LSD to Psilocybin

We continue our look at Albert Hofmann’s drug discoveries with another article previously unpublished in Spanish. Here, he details the relationship between LSD and entheogenic substances like teonanácatl, ololiuqui, mescaline, psilocybin, and psilocin.

LSD, the medicine of Dr. Albert Hofmann

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