
Terence McKenna was an American ethnobotanist and mystic who advocated for the responsible use of naturally occurring psychedelic plants and mushrooms. He was a researcher dedicated to studying plants used by indigenous cultures, and was known for his deep work with magic mushrooms and other psychedelic substances. He believed that psychedelic mushrooms are the missing link in the story of human evolution. In 1971, he and his brother, Dennis, travelled to the Amazon jungle in search of psychedelic plants, where they encountered magic mushrooms for the first time. They brought the knowledge of cultivating these mushrooms back to the United States and published it. However, McKenna reportedly stopped consuming magic mushrooms after 1989, following a bad trip. Despite this, his teachings continue to inspire those who seek to explore the limits of human consciousness and find new forms of spirituality.
| Characteristics | Values |
|---|---|
| Frequency of mushroom use | Terence McKenna advocated for the responsible use of psychedelic plants and mushrooms and often spoke about taking "heroic doses" of them. However, there are claims that he stopped consuming magic mushrooms after 1989 due to a bad trip. |
| Views on mushrooms | McKenna believed that high doses of psychedelic mushrooms could facilitate altered states of consciousness and offer spiritual healing and new perspectives on reality. He saw mushrooms as a tool for exploring the limits of human consciousness and finding new forms of spirituality. |
| Impact on mushroom popularity | McKenna's work has inspired many people to grow and consume mushrooms. He is known as the "Timothy Leary of the '90s" and has been credited with popularizing the use of psychedelic substances. |
| Mushroom cultivation | Along with his brother, Dennis, McKenna played a role in discovering the secret to cultivating magic mushrooms and publishing this information. They were able to grow 70 pounds of mushrooms every six weeks. |
Explore related products
What You'll Learn
- Terence McKenna's advocacy for the responsible use of psychedelic plants and mushrooms
- Terence McKenna's belief in the power of heroic doses of mushrooms
- Terence McKenna's exploration of altered states of consciousness
- Terence McKenna's influence on modern psychedelic culture
- Terence McKenna's experience with Amazonian shamanism

Terence McKenna's advocacy for the responsible use of psychedelic plants and mushrooms
Terence McKenna was an American ethnobotanist and mystic who advocated for the responsible use of naturally occurring psychedelic plants and mushrooms. He believed that the exploration of altered states of mind could be facilitated by ingesting high doses of psychedelic mushrooms, ayahuasca, and DMT, which he considered the apotheosis of the psychedelic experience.
McKenna was less enthusiastic about synthetic drugs, stating that drugs should originate from the natural world and be use-tested by shamanically-oriented cultures. He believed that the long-term effects of laboratory-produced drugs were unpredictable. He always stressed the responsible use of psychedelic substances, urging experimenters to proceed with caution and to carefully map their experiences back to the history of the human race and its philosophical and religious accomplishments.
McKenna wrote and spoke extensively about his beliefs, earning him the nickname ""Timothy Leary of the '90s"" and the title "intellectual voice of rave culture." His work was highly polarizing, with some critics accusing him of promoting dangerous ideas and questioning his sanity. However, others praised his writing as groundbreaking, humorous, and intellectually provocative.
In addition to his advocacy for responsible use, McKenna also recommended what he called ""heroic doses,"" which consisted of five grams of dried psilocybin mushrooms, taken alone, on an empty stomach, in silent darkness, and with eyes closed. He believed that this method would induce a profound visionary experience, through which the message of the mushroom would become clear.
McKenna's influence on modern psychedelic culture is undeniable, and his teachings continue to inspire those seeking to explore the limits of human consciousness and find new forms of spirituality. However, it is worth noting that some sources suggest that McKenna stopped consuming magic mushrooms after 1989 due to a bad experience. Despite this, his impact on the popularization and understanding of psychedelic substances remains significant.
Mushroom Power: Which Variety Offers the Most Protein?
You may want to see also

Terence McKenna's belief in the power of heroic doses of mushrooms
Terence McKenna was an American ethnobotanist and mystic who advocated for the responsible use of naturally occurring psychedelic plants and mushrooms. He believed in the exploration of altered states of mind via the ingestion of high doses of psychedelic mushrooms, ayahuasca, and DMT, which he thought was the apotheosis of the psychedelic experience.
McKenna often spoke about the power of psychedelics to open doors to other realms of existence, offering spiritual healing and radical perspectives on the nature of reality. He called this taking heroic doses, which he defined as five grams of dried psilocybin mushrooms, taken alone, on an empty stomach, in silent darkness, and with eyes closed. He believed that when taken this way, one could expect a profound visionary experience, and that it is only when "'slain' by the power of the mushroom that the message becomes clear".
McKenna's hypothesis was that low doses of psilocybin improve visual acuity, particularly edge detection, meaning that the presence of psilocybin in the diet of early pack-hunting primates caused those who were consuming the mushrooms to be better hunters. At slightly higher doses, he argued that the mushroom acts to sexually arouse, leading to a higher level of attention and more energy.
McKenna always stressed the responsible use of psychedelic substances, saying that "experimenters should be very careful. One must build up to the experience. These are bizarre dimensions of extraordinary power and beauty". He was less enthralled with synthetic drugs, stating, "I think drugs should come from the natural world and be use-tested by shamanically orientated cultures... one cannot predict the long-term effects of a drug produced in a laboratory".
Despite his advocacy for responsible use, McKenna was criticized for popularizing dangerous substances. Judy Corman, vice president of the Phoenix House of New York, wrote in a letter to The New York Times in 1993 that "surely the fact that Terence McKenna says that the psilocybin mushroom 'is the megaphone used by an alien, intergalactic Other to communicate with mankind' is enough for us to wonder if taking LSD has done something to his mental faculties".
It is worth noting that some sources claim that McKenna stopped taking mushrooms after 1989, after a particularly bad trip. However, his teachings continue to inspire those who seek to explore the limits of human consciousness and find new forms of spirituality in their daily lives.
Are Morral Mushrooms Toxic to Eat?
You may want to see also

Terence McKenna's exploration of altered states of consciousness
Terence McKenna was an American ethnobotanist and mystic who advocated for the exploration of altered states of consciousness through the ingestion of naturally occurring psychedelic substances. He believed that the use of these substances could lead to spiritual healing, new forms of spirituality, and a broader understanding of human consciousness.
McKenna was particularly interested in the effects of psychedelic mushrooms, also known as magic mushrooms or psilocybin mushrooms. He recommended what he called "heroic doses," which involved consuming five grams of dried psilocybin mushrooms alone, on an empty stomach, in silent darkness, and with eyes closed. He believed that this method could lead to profound visionary experiences and even "trans-dimensional travel."
In addition to his exploration of psychedelic mushrooms, McKenna also had a deep interest in other psychedelic substances such as ayahuasca, DMT, and LSD. He believed that these substances could offer radical perspectives on the nature of reality and enhance our understanding of the theoretical origins of human consciousness. McKenna's experiences with these substances influenced his writings, including his books Food of the Gods and "The Archaic Revival."
However, McKenna's promotion of psychedelic substances was not without controversy. Some experts criticised him for popularising dangerous ideas and questioned his sanity. It is also speculated that McKenna stopped consuming magic mushrooms after 1989 due to a bad experience. Despite this, his teachings and writings continue to inspire those who seek to explore the limits of human consciousness and find new forms of spirituality.
McKenna's exploration of altered states of consciousness was not limited to the use of substances. He also had a deep interest in shamanism, metaphysics, alchemy, language, philosophy, culture, technology, and environmentalism. He believed that the use of psychedelic substances should be combined with a shamanically oriented culture and that the effects of these substances could enhance our understanding of various academic disciplines.
Mushroom Coffee: Brew Your Daily Dose of Magic
You may want to see also
Explore related products

Terence McKenna's influence on modern psychedelic culture
Terence McKenna (1946–2000) was an American ethnobotanist and mystic who advocated for the responsible use of naturally occurring psychedelic plants and mushrooms. He spoke and wrote about a variety of subjects, including psychedelic drugs, shamanism, metaphysics, philosophy, culture, technology, and the theoretical origins of human consciousness. He was a prominent advocate for the exploration of altered states of mind via the ingestion of psychedelic substances, particularly psychedelic mushrooms, ayahuasca, and DMT.
McKenna's influence on modern psychedelic culture is undeniable. His teachings and writings have been fundamental in forming a broader and more accepted understanding of altered states of consciousness. He wrote several influential books, including "Food of the Gods" and "The Archaic Revival", where he discusses how psychoactive plants have influenced human evolution and culture. McKenna believed that psychedelics should be more fully integrated into society through art, design, and pharmacology. He also recommended what he called heroic doses of psychedelic mushrooms, which he defined as five grams of dried psilocybin mushrooms, taken alone, on an empty stomach, in silent darkness, and with eyes closed. He believed that when taken this way, one could expect a profound visionary experience, with the message becoming clear only when "slain" by the power of the mushroom.
McKenna's work bridged the gap between the scientific community and the psychedelic counterculture, promoting important dialogues about the therapeutic and transformative benefits of these experiences. He was called the "Timothy Leary of the '90s", the "intellectual voice of rave culture", and a charismatic talking head. His impact can be seen in the many people who continue his mission of exploring, understanding, and accepting altered states of consciousness as an integral part of the human journey.
However, McKenna's work was not without controversy. Critics accused him of promoting dangerous ideas and questioned his sanity, particularly his belief that psilocybin mushrooms might be intelligent extraterrestrial life and his proposal of the controversial "stoned ape" theory. Despite this, others praised his writing as groundbreaking, humorous, and intellectually provocative.
Unlocking Cordyceps: A Guide to Consuming This Mushroom
You may want to see also

Terence McKenna's experience with Amazonian shamanism
Terence McKenna was an American ethnobotanist and mystic who advocated for the exploration of altered states of mind through the ingestion of naturally occurring psychedelic substances. He was particularly interested in high doses of psychedelic mushrooms, ayahuasca, and DMT, which he believed offered profound visionary experiences, access to alternate dimensions, and communication with intelligent entities. McKenna stressed the responsible use of psychedelics and often spoke of taking "heroic doses", which he defined as five grams of dried psilocybin mushrooms, taken alone, on an empty stomach, in silent darkness, and with eyes closed.
McKenna had a deep interest in shamanism and its traditions. He was regarded as "one of the leading authorities on the ontological foundations of shamanism". In 1971, he and his brother, Dennis McKenna, investigated Amazonian hallucinogens, which formed the basis of their first book. After returning from South America, the McKennas discovered the secret to cultivating psilocybin mushrooms, which they promptly published in their book, "Psilocybin: Magic Mushroom Grower's Guide".
McKenna's experiences with Amazonian shamanism extended beyond his investigations of hallucinogens. In 1985, he co-founded the non-profit Botanical Dimensions with Kathleen Harrison-McKenna. The organisation aimed to collect and propagate medicinal and shamanic plants from the tropics worldwide. McKenna also provided a revisionist perspective on the historical role of drugs, illustrating the potential to replace the abuse of illegal drugs with a shamanic understanding, a focus on community, reverence for nature, and increased self-awareness.
McKenna's work was deeply polarising, with critics accusing him of promoting dangerous ideas and questioning his sanity. However, others praised his writing as groundbreaking, humorous, and intellectually provocative. Despite the controversy, McKenna left a lasting impact on the psychedelic movement and counterculture, earning him the title of "Timothy Leary of the '90s" and the "intellectual voice of rave culture".
Finding Chanterelles: The Seasonal Hunt
You may want to see also
Frequently asked questions
Terence McKenna was a researcher and advocate for the responsible use of psychedelic plants and mushrooms. He had a deep interest in these substances from a young age and often spoke about taking heroic doses of mushrooms. However, there are claims that he stopped taking mushrooms after 1989 due to a bad trip.
Terence McKenna believed that psychedelic mushrooms were the missing link in the story of human evolution. He thought that low doses of psilocybin improved visual acuity, aiding in hunting, and that higher doses sexually aroused early humans, leading to higher reproductive success.
Terence McKenna wrote several influential books, including Food of the Gods and The Archaic Revival, in which he discusses how psychoactive plants have influenced human evolution. He also co-authored "The Invisible Landscape: Mind, Hallucinogens and the I Ching" with his brother, Dennis.
Terence McKenna's teachings and writings have helped form a broader and more accepted understanding of altered states of consciousness. He inspired many people to explore the limits of consciousness and find new forms of spirituality in their daily lives.
Terence McKenna has been criticized for popularizing dangerous substances and promoting controversial ideas. Experts on drug treatment, such as Judy Corman, have questioned his mental faculties and the potential impact of psychedelic drug use on his thinking.

























