Bryan Johnson: I Just Took the Most Powerful Dose of DMT in the World... Here's What It Was Like
Brian Johnson shares his profound experience with 5-MeO-DMT, describing it as the most powerful longevity intervention he's tried—surpassing diet, exercise, and sleep combined. The psychedelic completely dissolved his default mode network, restoring childlike wonder and dramatically shifting his bra
37mKey Takeaway
Brian Johnson shares his profound experience with 5-MeO-DMT, describing it as the most powerful longevity intervention he's tried—surpassing diet, exercise, and sleep combined. The psychedelic completely dissolved his default mode network, restoring childlike wonder and dramatically shifting his brain's connectivity patterns. Key insight: True brain rejuvenation may require interventions that fundamentally rewire neural patterns, not just optimize existing ones.
Episode Overview
Brian Johnson discusses his recent 5-MeO-DMT experience as part of his longevity protocol, comparing it to his previous psilocybin experiments. He describes the profound neurological and psychological effects, including the complete dissolution of his default mode network and a restoration of childlike mental patterns. The conversation explores the risks and benefits of psychedelics for brain rejuvenation, the philosophical questions around identity and personal change, and upcoming longevity interventions including mitochondrial transplantation and gene therapies.
Key Insights
5-MeO-DMT as the Most Powerful Longevity Intervention
Johnson describes 5-MeO-DMT as more efficacious than all other longevity interventions combined (diet, exercise, sleep, sauna, hyperbaric oxygen) in terms of resetting him as a human. The experience was 5-10 times more powerful than DMT and completely dissolved his default mode network, unlike psilocybin which only dampened it.
Default Mode Network and Aging
As humans age, the default mode network (the brain's engine for constructing self and ego) becomes increasingly rigid with stiffer patterns. Children have quiet default mode networks and are more open to new experiences. Psychedelics can 'smooth out the barnacles' that accumulate over time, restoring more youthful brain connectivity patterns.
Psilocybin as a Metabolic Reset
Johnson's psilocybin experiments (three doses at 25mg each) produced a first-in-human observation of metabolic reset in the brain. His blood glucose improved from the top 99.5th percentile to 99.9th percentile—a very difficult achievement through conventional means. The intervention also changed his microbiome and demonstrated profound neuroplasticity.
The Surrender Requirement
The 5-MeO-DMT experience requires complete surrender—releasing all attachment, preconditions, want, desire, self, ego, and control. Johnson describes the critical moment where you either resist (risking psychological damage) or say 'yes' thoroughly, which opens up 'unimaginable bliss and euphoria.' This total relenting is essential for the therapeutic effect.
Childlike State Restoration
Post-experience, Johnson exhibited childlike characteristics including laughing in dreams (something he'd never done before), feeling emergent excitement about the day, and an easier ability to resolve conflicts without defensiveness or weaponization. This restoration of youthful mental patterns persisted days after the experience.
Notable Quotes
"This is without question the most dynamic experience I've ever experienced as a human."
"You experience raw consciousness and raw intelligence. It's this. So whatever when I say these words, take these words that I committed to you, take that idea, multiply it by a thousand, and then move out infinite depth, infinite width, width and then dimensions."
"If I list out the most dynamic experiences I've had of a human, you know, like certain accomplishments or getting married or having a child or overcoming a difficulty or you know, state your list of things. This is without question the most dynamic experience I've ever experienced as a human."
"It felt like psilocybin dampens it like it softens it but this thing just annihilated my default mode network. It just doesn't run the same way."
"If I just subjectively compare my experience with 5 MO to you having a better diet and exercising every day and sleeping well and doing the sauna and doing hyper oxygen therapy, this was more efficacious than all of them in terms of the reset of me as a human. It it just is incomparable."
Action Items
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1
Approach Psychedelics with Extreme Caution and Proper Support
If considering psychedelics for brain rejuvenation, only do so with quantified doses, licensed professionals, appropriate set and setting, and careful screening for contraindications. The risks include permanent psychosis, schizophrenic states, and bad trips that leave lasting psychological scars.
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2
Consider Sprinting as an Underappreciated Longevity Therapy
Incorporate sprinting into your exercise routine as a powerful but often overlooked longevity intervention. It's particularly effective for mitochondrial health and can be used as a measurable biomarker for improvement.
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3
Explore Mitochondrial Rejuvenation Therapies
Look into emerging mitochondrial transplantation therapies, where young mitochondria (potentially from maternal-line relatives like a sister's child) are grown in a bioreactor and transplanted back. This addresses mitochondrial DNA degradation that occurs with aging.
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4
Cultivate Childlike Openness and Wonder
Work to reduce the rigid mental patterns that form with age. Practice approaching situations with less defensiveness, more spontaneous humor, and genuine excitement for new experiences—qualities that naturally exist in children but diminish as adults develop stiffer default mode network patterns.