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Utah Researchers Study Mushroom That Causes Visions of Fairies

Corroborated by 2 sources Confirmed across multiple independent newsrooms. How it was made ↓
Utah Researchers Study Mushroom That Causes Visions of Fairies
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University of Utah researchers are investigating Lanmaoa asiatica, a psychedelic mushroom that causes users to see 'whimsical little fairies' and 'little people' in their environment. The study, conducted at the Dentinger Lab, seeks to identify a potentially new hallucinogenic compound that differs from psilocybin.

Key takeaways

  • University of Utah researchers are studying Lanmaoa asiatica, a mushroom that causes users to see 'whimsical little fairies' in their environment.
  • Initial testing has ruled out psilocybin, suggesting the mushroom may contain a new hallucinogenic compound.
  • The mushroom is a common food source in China, where it is known as 'Jian shou qing.'
  • The phenomenon of seeing tiny people, or lilliputian hallucinations, has been reported in Papua New Guinea, China, and the Philippines.
  • Researchers face funding challenges despite the potential therapeutic uses for treating mental health conditions.
  • The mushroom is more closely related to the porcini mushroom than to other known psychedelic fungi.

Studying the Lanmaoa asiatica Mushroom

University of Utah researchers are studying a psychedelic mushroom that causes users to see "whimsical little fairies and elves" in their real-world environment, a phenomenon that has baffled scientists for decades. The research, conducted at the Dentinger Lab within the Natural History Museum of Utah, focuses on Lanmaoa asiatica, a mushroom that produces consistent hallucinations of tiny people.

Visualizing Tiny People

Colin Domnauer, a doctoral student at the University of Utah's School of Biological Sciences, is leading the investigation into the mushroom's properties. His research focuses on the specific hallucinations caused by the species, which users describe as seeing dozens or hundreds of energetic, brightly colored little people climbing on furniture or marching across tablecloths. Unlike many other hallucinogens, these visions are not closed-eyed hallucinations but are perceived as being part of the user's physical environment.

Searching for New Compounds

The research aims to identify the specific chemical compound responsible for these effects. According to Domnauer, initial lab testing has already ruled out psilocybin, the common compound found in traditional "magic mushrooms." This suggests the lab may be on the verge of discovering an entirely new hallucinogen. The Dentinger Lab is currently utilizing genome sequencing to decode and analyze the genetic material of the mushroom to classify these compounds.

A Common Edible with Side Effects

The mushroom, known locally in China as "Jian shou qing," is a common food item found in markets. Domnauer reported experiencing the mushroom at a hot-pot restaurant in China, noting that while the mushroom is delicious, it requires a 15-minute timer to avoid inducing hallucinations. In the Yunnan Province of China, researchers have noted that while locals frequently experience these hallucinations, there have been no reported deaths or organ damage from the fungus, leading many to describe it as a food that simply has a side effect.

A Long History of Mystery

The phenomenon of "lilliputian hallucinations"—a clinical term for seeing small people—has been documented in multiple regions for nearly a century. As Davis County News first reported, the first reports emerged in 1934 when missionaries in Papua New Guinea observed locals experiencing striking changes in mood and behavior after eating a mushroom called "nonda." In the 1960s, mycologists traveled to the region to test the mushrooms but concluded the effects were a hoax when they failed to find active compounds. However, independent reports from southern China have since confirmed the same hallucinogenic effects.

Ancient Cultural Roots

The taxonomic identity of the mushroom was only recently confirmed. According to University of Utah records, the species was officially described as Lanmaoa asiatica after mycologists in Yunnan sequenced samples purchased from open-air markets. Interestingly, the mushroom is more closely related to the common porcini than to other known hallucinogenic species. While the scientific community is only now catching up, historical texts suggest the mushroom has deep roots in Chinese culture; a 3rd-century CE Daoist text refers to a "flesh spirit mushroom" that allows a person to see a little person.

Challenges to Research

Despite the potential therapeutic applications for depression and anxiety, researchers face significant hurdles. Bryn Dentinger, the director of the Dentinger Lab, noted that funding remains the primary barrier to research, as it is difficult to secure investment for a mysterious substance with unknown properties. The research comes at a time of increasing national interest in psychedelics, following a presidential executive order on April 18 that directed $50 million in federal funds toward making psychedelic drugs more accessible for mental health treatment.

Global Research Scope

The study of Lanmaoa asiatica is one of only two labs worldwide currently conducting such research. Domnauer noted that the research began after he decided to follow anecdotal reports rather than dismissing them as hoaxes. The study continues to investigate how the mushroom's effects vary across different regions, including reports from the Philippines regarding a similar mushroom known locally as "ansisit."

Sources used (2)

  • attheu.utah.eduEducationMushroom causes fairytale-like hallucinations - @theU
  • www.davisjournal.comWebUniversity of Utah researchers are studying a psychedelic mushroom that makes users see ‘whimsical little fairies’ | Davis County News

How this story was made

Corroborated by 2 independent sources

Utah News confirmed this story across multiple independent newsrooms before publishing.

davisjournal.comnhmu.utah.edubbc.comdentingerlab.orgfda.govbiology.utah.eduattheu.utah.edusltrib.com

10 sources gathered

Coverage collected from the outlets listed above. · August 21, 2026

Written by AI

Utah News AI (on-device model) · drawing on 2 outlets · July 30, 2026

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Passed editorial quality review (75/100)

Published

25 days ago · July 30, 2026

This story was written by AI from the public sources listed above and passed automated quality review before publishing.

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