What Happens to Your Brain on Psychedelics?
- Nuance
- May 22, 2024
- 3 min read
Updated: Dec 9, 2024

Psychedelics, often associated with the vibrant counterculture of the 60s, have made a tremendous comeback, not just in pop culture, but in scientific research and mental health treatment. These mind-altering substances, including LSD, psilocybin (found in magic mushrooms), and MDMA, are not just about trippy visuals and spiritual awakenings. They’re at the forefront of groundbreaking studies suggesting they can significantly alter brain function in ways that could be beneficial for treating various mental health issues.
The Science Behind the Trip
At the heart of the psychedelic experience is the brain, that complex and mysterious organ responsible for our thoughts, emotions, and perceptions. When psychedelics enter the system, they primarily interact with the serotonin 5-HT2A receptor. Serotonin is a neurotransmitter that affects mood, and by mimicking serotonin, psychedelics can profoundly alter the brain’s normal patterns of activity.
Neuroplasticity: The Brain’s Ability to Adapt
One of the most exciting aspects of psychedelic research is the suggestion that these substances can induce neuroplasticity. Neuroplasticity is the brain’s ability to change and adapt in response to new experiences, learning, or injury. Studies suggest that psychedelics may facilitate neuroplasticity at both the cellular and network levels, allowing the brain to form and reorganize connections more freely.
This increased plasticity can create a unique opportunity for change by disrupting negative patterns of brain activity associated with disorders like depression, PTSD, and anxiety. Essentially, psychedelics could help “reset” the brain, offering a fresh perspective and enabling individuals to overcome entrenched ways of thinking and behaving.
The Positive Side: Potential Benefits of Psychedelics
The therapeutic potential of psychedelics is immense, with studies showing promising results in various areas:
Depression Relief: Research has shown that psilocybin therapy can produce rapid and significant reductions in depressive symptoms in individuals who have not responded to conventional treatments.
PTSD Treatment: MDMA-assisted therapy has been found to be effective in treating PTSD, helping individuals process trauma in a supportive setting.
Anxiety Reduction: Patients with life-threatening diseases often experience significant anxiety, which can be alleviated by psychedelic-assisted therapy, providing a sense of peace and interconnectedness.
Addiction Treatment: Psychedelics have shown potential in helping people quit smoking and reduce alcohol dependence, potentially by resetting brain circuits that contribute to addictive behavior.
The Flip Side: Potential Risks and Challenges
While the benefits are compelling, it’s essential to consider the risks and challenges associated with psychedelic use:
Set and Setting: The environment and mindset in which one takes psychedelics can significantly affect the experience. Negative settings can lead to distressing experiences, commonly known as “bad trips.”
Mental Health Risks: Individuals with a history of psychosis or a family history of schizophrenia should be cautious as psychedelics can exacerbate or trigger latent psychiatric conditions.
Legal and Safety Concerns: In many regions, psychedelics remain illegal, posing legal risks. Moreover, without proper guidance, there’s a risk of harmful behaviors or accidents while under the influence.
Promoting Harm Reduction
Given the powerful effects of psychedelics, harm reduction is crucial. This approach prioritizes safety and aims to minimize the negative consequences of drug use. Here are a few harm reduction tips for those considering psychedelic experiences:
Education is Key: Understand the substance you’re using, its effects, dosage, and duration of the trip.
Safe Environment: Ensure you’re in a safe, comfortable setting with people you trust and who can assist if needed.
Start Small: Begin with a low dose, especially if you’re inexperienced. It’s easier to add than to subtract once you’ve started your journey.
Integration: After the experience, take time to process and integrate the insights you’ve gained. This might involve therapy or journaling.
Professional Guidance: Whenever possible, seek out guided sessions with trained professionals. This is especially important for those using psychedelics for therapeutic purposes.
Conclusion
The renaissance of psychedelic research is an exciting development in the world of mental health and neurosciences. By offering new insights into neuroplasticity and potentially resetting problematic patterns in the brain, psychedelics hold promise for treating a range of disorders. However, like any powerful tool, they must be used responsibly and with a clear understanding of both their potential and their risks. Through harm reduction and continued research, we can explore these substances safely and effectively, reducing suffering and enhancing well-being in a profound way.
References
• Carhart-Harris, R. L., et al. (2016). “Neural correlates of the LSD experience revealed by multimodal neuroimaging.” Proceedings of the National Academy of Sciences, 113(17), 4853-4858.
• Doblin, R., et al. (2019). “MDMA-assisted psychotherapy for PTSD: A promising novel approach to treatment.” Neuropsychopharmacology, 44, 163-174.
• Griffiths, R. R., et al. (2016). “Psilocybin produces substantial and sustained decreases in depression and anxiety in patients with life-threatening cancer.” Journal of Psychopharmacology, 30(12), 1181-1197.
• Johnson, M. W., et al. (2017). “An online survey of tobacco smoking cessation associated with naturalistic psychedelic use.” Journal of Psychopharmacology, 31(7), 841-850.
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