# Magic mushroom ingredient takes the fight out of aggressive fish

- Source: Latest Science News -- ScienceDaily
- Published: 2026-10-18T12:52:13+00:00
- Category: Science
- Original: https://www.sciencedaily.com/releases/2026/10/261017230036.htm
- Canonical: https://groundlevelnews.com/story/magic-mushroom-ingredient-takes-the-fight-out-of-aggressive-fish-a4e647/

A psychedelic compound found in magic mushrooms appears to have an unexpected effect: calming highly aggressive fish. Researchers discovered that low doses of psilocybin significantly reduced aggressive attacks in mangrove rivulus fish without disrupting their normal social interactions. The findings suggest psilocybin may selectively calm escalating aggression rather than simply suppressing all b

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