In the new study, one month after the psilocybin dose, an MRI test that measures diffusion of water along neural tracts in the brain found less diffusion than before the treatment – the opposite of what happens in aging, when white matter loses integrity and diffusion increases, according to the report.
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Researchers gain new insight into how psychedelics affect the brain
May 7, 2026In the new study, one month after the psilocybin dose, an MRI test that measures diffusion of water along neural tracts in the brain found less diffusion than before the treatment – the opposite of what happens in aging, when white matter loses integrity and diffusion increases, according to the report.