[@TheDiaryOfACEO] Andrew Huberman: My Exact Routine To Optimize Brain & Body, I Do All Of These Every Day!

Link: https://youtu.be/MGxcosNuC8k

Duration: 136 min

Transcript: Download plain text

Short Summary

Andrew Huberman, a Stanford neuroscientist and host of the Huberman Lab podcast, discusses his newly released book Protocols: An Operating Manual for the Human Body in a wide-ranging interview with Stephen Bartlett. The conversation covers zero-cost or existing-cost protocols for morning light, hydration, exercise, nutrition, stress, sleep, focus, and metabolic health, along with personal reflections on prayer, psychedelics, neuroscience, and belief in God.

Key Quotes

1. "Deliberate cold exposure does not raise cortisol." (00:26:26)
2. "Cortisol's job is not to deal with stress. Cortisol's job is to mobilize energy in the body." (00:43:05)
3. "In the first 20 to 30 seconds, you are brain damaged. You are brain damaged." (00:33:35)
4. "You find it while working your butt off doing something else." (01:54:13)
5. "The risk of dying early, if you have bright nights, goes up immensely." (00:12:27)

Detailed Summary

Episode Overview and Book Context

This is a wide-ranging interview on the Diary of a CEO podcast in which Stephen Bartlett speaks with Andrew Huberman, a Stanford neuroscientist and host of the Huberman Lab podcast, about his newly released book Protocols: An Operating Manual for the Human Body. The conversation weaves together zero-cost or existing-cost protocols for morning light, hydration, movement, nutrition, stress, sleep, focus, and metabolic health with personal reflections on prayer, psychedelics, neuroscience, and belief in God.

• The book contains roughly 50 protocols across seven areas (sleep, exercise, stress control, nutrition, light, focus, motivation, and personal growth/learning), with 10 selected as highest-impact for mental health, physical health, and performance, all presented as zero-cost or existing-cost tools.
• Pre-orders were open in September, and Bartlett gifted Huberman the first physical hardcover copy of the book during the recording—the first copy Huberman had seen or touched.
• Bartlett said he planned to read the book cover to cover to build his anterior and middle cingulate cortex and called it the definitive book on the topics covered in the episode.

Morning Hydration and the Vagus Pathway

Huberman's first protocol of the day begins with water intake and ends with deliberate sunlight exposure, framed as an activation sequence for the brain's waking systems. He treats hydration and sunlight as free, evidence-based levers that influence circadian biology without drugs or supplements.

• Protocol #1 calls for 16–32 ounces of clean water upon waking (electrolytes optional), with roughly 80 ounces total per day.
• Huberman says the hydration-and-bladder sequence engages an ascending vagus nerve pathway that helps wake the brain.
• He recommends obtaining 10,000 lux of sunlight or artificial light within the first 30–60 minutes of waking.
• He notes that low-angle morning sunlight provides longer-wavelength orange and red light that activates melanopsin retinal ganglion cells, which signal the master circadian clock in the suprachiasmatic nucleus.
• A spinal-column pathway is described as triggering adrenal cortisol release approximately one hour after waking, producing the morning cortisol peak.
• He cites UK Biobank data showing that bright days and dark nights are additive for health, while bright nights correlate with a greatly increased risk of early death.

Light Science and Red Light Therapy

Huberman cites several lab findings to argue that specific wavelengths of light can influence glucose regulation, vision, hormone levels, and longevity beyond simple circadian entrainment. The most cited researcher is Glen Jeffrey at UCL, whose work informs Huberman's recommendations on long-wavelength light exposure.

• Citing Glen Jeffrey at UCL, Huberman reports that shining 580–700 nm red light on participants' backs during a glucose tolerance test reduced peak blood glucose by more than 25%.
• Long-wavelength light penetrates roughly 8 cm into the body; Huberman says it may affect mitochondria and can liberate cellular melatonin as an antioxidant.
• Jeffrey's experiments reportedly found that one to three minutes of long-wavelength light during the first three hours of the day improved vision in people over 40.
• Photoreceptors are described as the most mitochondrial-rich cells in the body.
• Huberman cites reports that daily UVB exposure increases testosterone and estrogen in both sexes.
• He also references a Swedish study associating sunlight exposure with longer life, even among smokers.

Resistance Training and Cardio

Huberman structures exercise around compound resistance movements and three distinct cardio sessions, organized in an alternate-day pattern that mixes endurance, moderate work, and high-intensity intervals. His aesthetic priority includes hip-hinge work for shape and posture.

• Resistance training focuses on compound movements: pull-ups, rows, dips, squats, hack squats, and deadlifts, with hip-hinge work included for aesthetics.
• Cardio is organized into three alternate-day sessions: about 60 minutes of long-slow work, about 30 minutes of moderate work, and a short maximum-heart-rate session.
• The maximum-heart-rate session uses an air bike with one minute easy followed by four rounds of 30 seconds all-out and 10 seconds easy.
• For everyday movement, he recommends 7,000–8,000 steps per day rather than 10,000, along with pacing on phone calls, walking with his team, and taking stairs.
• His morning routine sequence includes 10 breaths of meditation, bathroom, hydration, sunlight, a dog walk, caffeine, and then exercise.

Cold Exposure and the Cortisol Question

Huberman reframes cold exposure as a powerful sympathetic nervous system activator that does not significantly raise cortisol, contradicting popular claims that cold plunges "stress" the body in harmful ways. He distinguishes physical from psychological stress in determining which hormone system gets activated.

• Cold exposure is presented as not significantly raising cortisol in either sex, despite producing large increases in adrenaline, norepinephrine, and dopamine.
• Huberman identifies psychological stress, rather than physical stress, as the more appropriate trigger for cortisol release.
• This reframing is part of his broader argument that cortisol should be understood as an energy-mobilizing hormone rather than inherently bad.

Nutrition and Protein-to-Calorie Ratio

Huberman emphasizes the efficiency of complete protein sources and the surprising variability of fiber and fermented foods for metabolic and inflammatory outcomes. His framework privileges protein density, fermented foods over fiber, and starches for cortisol management.

• A high complete-protein-to-calorie ratio is emphasized: 30 grams of complete protein from beans and rice takes four to five times more calories than 30 grams from chicken breast.
• Huberman cites Stanford researcher Justin Sonnenburg's data on low-sugar fermented foods lowering the inflammatome, while noting that high fiber can be pro-inflammatory for some people.
• Recommended fermented foods include sauerkraut, kimchi, and beet kvass; he recommends olive oil over seed oils.
• Starches can lower cortisol, helping sleep and reducing chronic stress symptoms.
• Mitochondria expert Jared Ruer is cited for the claim that overloading cells with calories makes cellular energy management "sick," impairing metabolism.
• Researcher Bla Norton framed caloric excess as creating a "toxicity of energy" beyond body fat aesthetics.

Stress, Cortisol, and Learning

Huberman builds on his cortisol reframing to argue that deliberately raising cortisol around learning sessions can improve memory consolidation. He also positions intense physical exercise as a primer for cognitive work within a narrow time window.

• Cortisol is reframed as an energy-mobilizing hormone rather than inherently bad, with flattened cortisol curves correlating with shorter lifespan.
• Cognitive performance follows an inverted-U relationship with arousal.
• Huberman cites James McGaw and Larry Cahill's finding that spiking cortisol before, during, or after learning improves memory consolidation.
• Intense weightlifting or HIIT within four hours primes learning, whereas long slow cardio is described as fine but less cognitively beneficial.
• Huberman launched a 2016 lab program on real-time stress mitigation, consulting SEAL teams, cold-water trainees, and neurosurgeons including Eddie Chang (UCSF).
• He links effortful learning friction to adrenaline; propranolol blocks adrenaline and can block learning.
• He cites Massud Hussein, an Oxford neurologist, discussing Alzheimer's patients with plaques and tangles but no dementia who are avid exercisers and learners, using them to argue that anatomy and behavioral consequences can be separable.

Breathing Protocols and the Physiological Sigh

Huberman highlights the physiological sigh as a fast-acting stress mitigation tool validated by a head-to-head study against meditation, box breathing, and cyclic hyperventilation. He also grounds vagal-tone mechanisms in neuroanatomy.

• A roughly 100-person study led by Malise Yilz Balban with David Spiegel compared five-minute conditions: meditation, box breathing, cyclic hyperventilation, and physiological sighs.
• Physiological sighs combine a double inhale that reopens collapsed alveoli with a long exhale that offloads carbon dioxide.
• Huberman notes that Jack Feldman observed physiological sighs at UCLA in the 1930s.
• 85% of vagus-nerve signaling is ascending from body to brain.
• Long exhales slow heart rate through respiratory sinus arrhythmia.

Sleep and the Glymphatic System

Huberman describes sleep as the period when the brain physically clears waste through the glymphatic system, with sleep position, meditation, and even slight head elevation influencing the efficiency of clearance. He cites specific mechanisms and a published study to support these claims.

• Sleep is described as the period when the brain clears waste through the glymphatic system.
• Astrocytes create extra space between neural tissue so glymph can flow upward and out through routes including the nose, contributing to eye puffiness.
• Sleeping on the side with the head slightly elevated improves lymphatic clearance.
• A PNAS study found that short meditation increased daytime glymph clearance.
• Regular meditators were described as shaving about one hour off sleep while meditating 20 minutes daily.
• Increased sleep when sick is partly driven by glymph clearance needs.

Sleep Optimization Protocols

Beyond biology, Huberman describes concrete behavioral protocols for falling back asleep and preparing for sleep, including an eye-movement sequence and dark-environment recommendations.

• A closed-eye return-to-sleep protocol moves the eyes side to side, up, down, counterclockwise, clockwise, and toward the nostrils, then adds a long exhale and repeats the sequence two or three times.
• He recommends a dark sleeping environment, an eye mask, earplugs, no screens for the last 30 minutes before sleep, and dim nighttime lighting to keep cortisol low.
• Bright nighttime light stimulates cortisol and suppresses melatonin.
• During the first 30 minutes after waking, he recommends meditation, hydration, sunlight, and movement before caffeine and exercise.

Emerging Sleep Technology and Pinealon

Huberman describes near-future sleep-stage targeting technology and his personal experience with the pinealon peptide for REM sleep enhancement.

• He describes an MIT-derived sleep-mask electrode behind the ear that stimulates extraocular muscles to induce sleep-stage patterns.
• He predicts that within 12–14 months devices may let users specify deep-sleep and REM targets across a six-hour night.
• He cites Dr. Abdul Bakri's view that pinealon may support pineal and melatonin function.
• Huberman reports using pinealon every third night for a month with a large increase in REM sleep.

GLP Drugs and Peptides

Huberman discusses the GLP drug class, microdosing anecdotes, and several peptides with varying levels of human evidence. He is bullish on the metabolic potential while flagging specific risks.

• Retatrutide is described as an Eli Lilly drug in completed Phase 3 work after hundreds of millions of dollars in investment, targeting GLP, glucagon, and GIP pathways.
• Retatrutide produced about one-third body-weight loss in about a year for participants in trials.
• A microdosed tirzepatide anecdote given every 10 days involved a chronic-fatigue-syndrome patient seen at Stanford/UCSF who reported better energy and inflammation markers.
• Huberman says GLP drugs can raise GLP-1 levels more than 1,000-fold, a level he says the body has not historically experienced, and links the mechanism to Gila monster exendin peptide.
• Reported benefits include reduced cravings for alcohol, sugar, and food generally.
• Documented concerns include vision loss in people with structural optic-nerve abnormalities and apathy at high doses.
• Growth hormone secretagogues discussed include tesamorelin, ipamorelin, and CJC-1295; Huberman says sermorelin reduced his REM sleep.
• BPC-157 is discussed through animal data involving Achilles tendon, nerve, tendon, ligament, and vascular healing, alongside a very high reported LD50 and a possible tumor-vascularization risk; Huberman says he would not take it without an injury.

Eye Health and GLP Drug Risks

Huberman highlights a specific risk that he argues warrants a screening recommendation for anyone considering GLP drugs.

• Glaucoma is identified as the second leading cause of blindness.
• Structural optic-nerve-head abnormalities can be worsened by GLP drugs.
• Huberman recommends optic-nerve-head imaging for everyone and says it is covered by insurance.

Supplements

Huberman walks through a personal supplement stack that overlaps with the book's protocols, including doses and risk-mitigation notes.

• For sleep, he recommends magnesium threonate (3&8) or magnesium bisglycinate, described as interchangeable.
• He recommends at least 1 gram of EPA omega-3 daily, noting that Lovaza is a high-concentration, generic, cheap prescription form cleared of heavy metals.
• He takes vitamin D at 5,000–10,000 IU per day and argues that many people underdose vitamin D, noting that RDA-level benefits are limited.
• He describes 600–900 mg of Alpha GPC as increasing choline and acetylcholine and REM sleep, but says it can raise TMAO and cardiovascular risk.
• He proposes taking 600 mg of garlic alongside Alpha GPC to mitigate the TMAO risk.
• He has taken 5–10 grams of creatine daily since age 17–18 for strength and cognition, noting it works best when sleep-deprived or stressed.
• He describes 200–400 mg of caffeine daily as correlating with offsetting dementia, while explicitly noting that this is correlative and not causal; 90% of the world's population consumes caffeine daily.
• Other substances mentioned include theanine with low-dose caffeine for task switching, tart cherry, apigenin, and the orexin sleep drug Quviviq (also spelled quevivic).

Movement, Glucose, and Metabolism

Huberman argues that everyday movement—not dedicated gym time—may matter most for glucose regulation and metabolic health, with the soleus muscle playing an outsized role. He cites specific studies and named researchers to support these claims.

• The soleus muscle is described as only about 1% of total musculature but unusually effective at glucose uptake.
• Seated non-weighted calf raises called "soleus push-ups" powerfully regulate blood glucose.
• Five to ten minutes of walking after meals flattens glucose peaks, reducing energy crashes and supporting long-term metabolic health.
• He cites a comparison by Dr. Rhonda Patrick in which 30 minutes of post-meal walking was comparable to, or slightly less effective than, 10 air squats every 45 minutes.
• He cites Rothwell, Stock and colleagues showing that some lean people burn up to 1,800 calories per day through spontaneous movement versus roughly 1,000 for others.
• A Science paper is cited for the argument that age-related metabolic decline reflects reduced movement and muscle loss rather than aging per se.
• High-functioning older movers cited as examples include Twyla Tharp (early 80s, deadlifts, two-hour 5 AM workouts, boxing, choreography) and Mike Snyder (Stanford, 70s).

Indoor Air Quality and Mouth Breathing

Huberman notes an in-studio measurement of rising CO2 and ties indoor CO2 levels to cognitive function, while drawing a sharp distinction between nose and mouth breathing during rest versus exercise.

• The studio's CO2 rose from 600 to 1,700 ppm during recording due to poor ventilation.
• Huberman notes that cognitive performance begins to decline above 1,000 ppm of indoor CO2.
• He advises against mouth breathing at rest because it deprives the brain of oxygen.
• Mouth breathing is described as acceptable during exercise.

Faith, Prayer, and Spirituality

Huberman shares a personal faith journey that began with suppression, moved through observation of hardship, and now includes a daily kneeling prayer practice he has maintained for nearly three years. He also coins the term "spiritual anorexia" to describe extreme atheism as a mirror image of extreme religiosity.

• Huberman says he grew up suppressing belief in a higher power, praying privately and hiding it, before observing enough hardship to reconsider.
• He also says biology and psychology alone cannot satisfy certain human needs.
• He reports praying every night for nearly three years, getting up if he falls asleep, and kneeling before every podcast guest or host to ask that his ego move aside, that he remain humble, and that he pursue clarity and do something unexpected.
• He categorizes relationships to religion into at least three patterns, including forced negative exposure, no gentle exposure, and a condition he calls spiritual anorexia.
• Spiritual anorexia is described as extreme atheism that inverts reward circuits in a way analogous to extreme religiosity.
• He discusses a Stanford talk with Arthur Brooks, a lifetime Catholic who attends mass every morning.
• Citing Brooks, Huberman argues that brain regions producing godlike experiences should not be dismissed merely because they are brain regions, just as a thirst region points to water.
• Huberman's father is described as an 83-year-old theoretical physicist working on chaos theory and quantum computing who argues that the brain cannot intuitively grasp quantum mechanics through logic alone and sees faith as similarly requiring a departure from pure logic.
• He states that he absolutely believes in God after observing hardship and brain-surgery outcomes.
• He uses the phrase "infrared goggles of human understanding" about why people are here, drawing on pit vipers' infrared sensing to illustrate how humans detect only physical events allowed by their internal filters.

Neuroscience of Perception

Huberman uses clinical neurosurgery recordings and definitions of awe to argue that perception is an internal reconstruction rather than a direct readout of the world.

• Neuroscience is used to frame perception as an internal reconstruction of photons, sound waves, mechanical forces, and chemicals, not a direct readout of the world.
• He cites Eddie Chang's recordings from an awake human brain during tumor removal, including one neuron whose stimulation made viewers perceive downward motion when dots were moving upward; turning it off restored correct perception.
• He cites Dr. Kelner at Berkeley's definition of awe as moving from a small aperture to a big aperture and back.
• He points to Stanford Memorial Church's giant organ and high ceiling as an example of an awe-inducing environment.

Focus and Neuroplasticity

Huberman argues that genuine neuroplasticity in adults requires deliberate failure, not just repetition or exposure, and recommends self-testing over rereading for durable learning. He also flags how phone presence degrades focus even when notifications are off.

• For focus and learning, he recommends 90 minutes to two hours of effortful mental work each day.
• He distinguishes reinforcing practice at 100% performance from learning practice that includes genuine attempts and failures.
• A study showed phone presence anywhere in a room, even without calls or notifications and even when the phone is in a bag under a chair rather than a separate room, reduced cognitive flexibility and made focusing require more energy, due to a subconscious process anticipating contact.
• He describes neuroplasticity as specifically induced when adults try something hard and fail, with computational modeling placing the productive error rate near 15%.
• He calls the claim that every experience changes the brain one of the biggest lies in public education.
• Failure signals relay to the cerebellum, propagating through plasticity networks.
• He recommends self-testing a week later, citing better six-month and two-year retention than rereading, note-taking, or highlighting, and uses ChatGPT to generate short Stanford-level self-tests on topics like neuroplasticity.
• Examples of intense focus include Parkinson's patients moving smoothly while escaping a fire and children with severe ADHD sustaining two-hour focus on video games they love, which he uses to show that the content can determine attentional capacity.

Purpose and Calling

Huberman draws on two thinkers—James Hollis and Martha Beck—for a framework on finding purpose through doing rather than searching, with an emphasis on gratitude, preparation, role fulfillment, and stepping outside stimulus-response mode.

• The book draws on James Hollis, an 84-year-old Jungian analyst and author of The Eden Project (relationships) and Under Saturn's Shadow (men's trauma and healing).
• Hollis's framework includes (1) shut up through a gratitude practice, (2) suit up through daily preparation (health, organization), and (3) show up through outward roles such as father, mother, teacher, or mechanic.
• A fourth practice is leaving stimulus-response mode through meditation, drawing, music, camping, backpacking, or running to surface the unconscious's "deepest heart's desires."
• Huberman draws on Martha Beck's two conceptual bins: doing what is true to oneself while avoiding roles that pull someone away from their core.
• He advises that calling is often found by working hard at something else, progressing through roles you hate a little less, in three-to-five-year chunks, rather than searching for a single passion.

Psychedelics and Closing Reflection

Huberman shares professional and personal experience with psychedelics and closes the conversation with a return to the question that motivated his faith journey.

• Huberman says he worked for about a year at a psychedelics company and cites data from London on psilocybin, ibogaine, and DMT.
• He reports undergoing clinical MDMA and psilocybin sessions with therapy that he found immensely beneficial.
• He describes those experiences as part of the broader conversation about spirituality and consciousness.
• The episode closes with the book promotion and a final reflection that neuroscience and psychology do not fully answer the question of why people are here.

Notable and Counterintuitive Takeaways

Huberman's framework includes several claims that run against common health and fitness intuitions, which he flags explicitly throughout the conversation.

• Cortisol is reframed as energy-mobilizing rather than "the stress hormone," with flattened cortisol curves correlating with shorter lifespan.
• Cold exposure is reported as having little effect on cortisol despite its reputation as a stress test, with psychological stress identified as the more appropriate cortisol trigger.
• High fiber can be pro-inflammatory for some people, while low-sugar fermented foods lower the inflammatome.
• GLP drugs can raise GLP-1 levels more than 1,000-fold beyond natural human experience, derived from Gila monster exendin peptide.
• The claim that every experience changes the brain is called one of the biggest lies in public education; neuroplasticity is specifically induced by deliberate failure.
• Phone presence degrades cognitive flexibility even when the phone is silenced and out of sight in the same room.
• Sleeping on your side with your head slightly elevated improves lymphatic clearance, and 20 minutes of daily meditation can effectively shave about one hour off sleep need.