Psilocybin and Traumatic Brain Injury: What the Research Shows
Traumatic brain injury doesn’t end when the swelling goes down. Millions of people live with its lasting effects long after a concussion, a fall, a car accident, or a combat injury — memory problems, headaches, fatigue, seizures, and emotional struggles like depression, anxiety, or post-traumatic stress. Traditional treatments can help, but recovery is often incomplete, and many people are left looking for what comes next.
What the Research Is Starting to Show
A 2025 review in the journal Brain Sciences, led by researchers Palmer, Ferber, and Greenwald, asked whether psilocybin — the active compound in certain mushrooms — might play a role in helping the brain heal after injury. The review doesn’t claim definitive answers, but it points to some promising mechanisms.
One is inflammation. After a brain injury, the immune system surges into action — useful at first, but harmful if it continues unchecked. Early research suggests psilocybin may help shift that immune response toward a calmer, less destructive profile, potentially reducing secondary injury.
Another is neuroplasticity, the brain’s ability to change and adapt. In animal studies, psilocybin has been shown to encourage new neuron growth and stronger connections between brain cells — changes that, in theory, could make rehabilitation therapies more effective and help restore lost abilities.
A separate 2025 study out of Northeastern University tested psilocybin in rats with mild traumatic brain injuries, with striking results: reduced brain swelling, restored integrity of the blood–brain barrier, less harmful tau protein buildup, and improved connectivity between brain regions. One researcher on the study called the brain’s response “stunning.”
None of this makes psilocybin a proven or approved treatment for TBI — it’s still a Schedule I substance federally, which limits large clinical trials, and animal studies can’t predict individual human outcomes. But between the anti-inflammatory signals, the neuroplasticity research, and psilocybin’s already-documented effects on mood, it’s a serious enough lead that researchers are calling for more careful study.
What We See at Vital Reset
We’ve supported a number of clients navigating life after TBI — some who arrive soon after their injury, others who come in months or years later, frustrated by stalled progress and symptoms like brain fog, mood swings, headaches, and emotional dysregulation. We don’t make medical claims, but we’ve observed that clients who begin this work within the first year of their injury often report the greatest improvements: clearer thinking, a calmer mood, a sense that life feels more doable again.
Read Burton’s story — one of our clients who came to Vital Reset after years of living with a traumatic brain injury and suspected CTE.
What to Know Before You Begin
Psilocybin isn’t without risk. Some people have challenging or distressing experiences that call for real support during and after the session, and a small percentage of people can carry lasting psychological difficulty from a difficult journey. Because TBI itself can raise the risk of seizures and autonomic dysfunction, this is a population where care and preparation matter even more than usual — there’s no evidence psilocybin directly raises seizure risk in healthy adults, but it hasn’t been formally studied in people with significant brain injuries. This is exactly why facilitation, screening, and a properly held setting aren’t optional extras — they’re the difference between a therapeutic experience and a risky one.
Legal, Supported Access in Oregon
Oregon is one of the only places in the world where adults can legally access supported psilocybin services. No diagnosis is required, and no referral is needed — just a genuine desire to explore healing. At Vital Reset, we offer safe, supported experiences for people facing emotional, cognitive, or spiritual challenges, including those living with the effects of a traumatic brain injury.
If you’re recovering from a TBI — or you love someone who is — we’d welcome the chance to talk about whether this could help. Reach out through our contact form or visit our Sessions page to learn more.