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Tongat Ali is an Indonesian ginseng. It's known to decrease sex hormone binding globulin, which frees testosterone. Testosterone is associated with libido, ability and desire to generate effort, mood, etcetera, in men and women. It makes effort feel good. Frees up more testosterone. So mild libido enhancer for some, more extreme for others. Increases energy, will increase feelings of well-being. Typically the dosages are four hundred milligrams a day in single dose or divided doses with or without food taken early in the day before noon or 2PM because it can increase energy. You don't want to disrupt your sleep.

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Ceylon cinnamon can help balance blood sugar when taken directly at meals. The recommended dosage is a half teaspoon, which can be added to coffee, tea, smoothies, or oatmeal. Studies have shown that this amount of Ceylon cinnamon can lower fasting glucose and hemoglobin A1C. It is described as a powerful and inexpensive option for blood sugar management.

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Cortisol face is a roundness caused by stress, not diet, resulting from excess cortisol. High cortisol levels take protein from the legs and butt, converting it to fat around the midsection and face. L-Theanine is presented as an antidote to lower cortisol by increasing alpha brain waves, promoting calmness and deep sleep. L-Theanine also increases GABA, serotonin, and melatonin, the sleep hormone. The recommendation is to take L-Theanine about an hour before sleep.

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Today, we're diving into a subject that's as hot as the drink itself, coffee and caffeine. It's about supercharging your cardiovascular health, protecting your brain and improving your metabolism. But what's happening in your body when you take that first sip? Your body starts pumping out more dopamine, which increases alertness and focus. But the benefits don't end at increased alertness. The magic here is in coffee's polyphenols, which act as a powerful antioxidant that protects your cardiovascular system from oxidative stress. So when you drink coffee, you're not just getting an energy boost, you're investing in your long term heart health. How do you maximize the benefits of coffee, and how do you make sure you're doing it in the right way? First.

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- L theanine helps you relax very quickly. It works by increasing the effectiveness of GABA, the calming neurotransmitter. It reduces the time it takes to fall asleep and also improves sleep quality. - Ashwagandha reduces stress and anxiety by significantly reducing the stress hormone cortisol. The lower cortisol levels also dramatically improve overall sleep quality. - Magnesium bisglycinate. Magnesium is called the relaxation mineral. It helps us sleep by activating the parasympathetic nervous system, which is the system responsible for relaxation. - You can take any one of these by itself or in any combination, but you need to understand that quality matters. We have pharmaceutical grade L theanine, KSM sixty six ashwagandha, which is high in active ingredients and is the most studied ashwagandha, and non buffered magnesium dis bisglycinate which has the highest absorption, and it won't cause side effects like diarrhea.

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The speaker discusses using pearl powder and dragon's blood together. They suggest taking dragon's blood in the morning (with coffee) for an energy boost, and pearl powder before bed to help sleep. They acknowledge that people often combine them. The speaker personally uses dragon's blood in the morning and pearl powder at night, noting that it helps them sleep “like a baby.” They also mention stacking with Reishi for deeper sleep, saying Reishi plus Pearl powder yields fast sleep, and can be combined with Dragon's Blood for an even stronger effect.

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Caffeine is a well-studied ergogenic aid with thousands of studies on its effects on exercise performance. As a central nervous system stimulant, caffeine increases alertness and provides a noticeable boost during workouts. Research indicates that taking caffeine 30 to 60 minutes before exercise can immediately increase muscle strength and endurance. It has also been shown to reduce muscle pain, enabling more intense training for improved results. These benefits make caffeine a worthwhile pre-workout supplement.

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Ashwagandha is a potent adaptogen that can dramatically buffer cortisol. Studies, including human studies, report that two daily doses of 300mg of ashwagandha can achieve this effect. This cortisol buffering is nearly impossible to achieve through food alone. For stress buffering, it's recommended to take the first dose of 250-300mg of ashwagandha in the early afternoon. The second dose should be taken in the evening, rather than taking a morning and afternoon dose.

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People who regularly consume caffeine often lose its performance-enhancing effects and use it to feel normal. To reduce caffeine intake, maintain a consistent volume for two to three days. For example, switch from an eight-ounce coffee to four ounces of regular coffee mixed with four ounces of decaf, or just four ounces of regular coffee. After this period, take one or two full days off from caffeine. Then, resume caffeine consumption at 50% of the original dose.

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Main idea: cortisol control is key for energy and sleep. "You want high levels of cortisol. Yes." High upon waking and in the first hours after waking, achieved via bright light, sunlight, hydration, and exercise, plus strategies from Huberman Lab Podcast. Regarding caffeine and deliberate cold exposure, habitual caffeine users will not see much cortisol increase from caffeine or cold exposure if done twice weekly or more; those who don’t regularly consume caffeine or cold exposure may experience a larger cortisol rise. Caffeine can extend the duration cortisol stays active but won’t greatly elevate it for regular users. Afternoon/evening caffeine may not keep you awake but can disrupt sleep. Evening, high-intensity exercise raises cortisol; lowering it with dim lights and other tools aids deep sleep. Licorice root increases cortisol and is contraindicated with certain medications; grapefruit inhibits enzymes that break down cortisol. Questions in comments; hubermanlab.com.

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There are other supplements, in particular Tonga Ali, which is known to, for instance increase libido. Whether or not it does that by way of augmenting dopamine related pathways or testosterone pathways still isn't clear. It is known to increase free testosterone. Tonga Ali can be beneficial both for men and for women in dosages anywhere from two hundred milligrams to six hundred milligrams per day. So there I would say scale according to body size, although start with the minimum amount and find the minimal effective dose for you.

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Rhodiola is an adaptogenic herb that increases mental alertness and helps with stress management. It can raise cortisol levels if they are too low, and lower them if they are too high. Rhodiola has a half-life of six hours. A typical dosage is 100mg three times a day. This provides eighteen hours of stress tolerance and cortisol regulation, and the final six hours of the day do not require it because the individual is asleep.

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L theanine, as I said, is an amino acid. It's found in two specific places from nature, more in the tea based leaves and one specific mushroom. It has been proven to decrease the action of what's called excitatory neurotransmitters in the brain, the ones that produce more anxiety. It's also been shown to increase the neurotransmitters, more of the maybe healthier ones, such as dopamine, serotonin, and GABA, which can lead to more of a creativity, calm, happy, and positive outlook in life. So not bad from L theanine. I think we could all use a little bit more of that. And then also L theanine appears to have certain antioxidant like properties as well as anti inflammatory based properties for both the nervous system and the brain.

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Drinking coffee throughout the day can negatively impact sleep due to caffeine's half-life. A cup at 8 AM spikes caffeine levels, with another at 11 AM causing a further spike. Even a 2 PM cup can leave 220mg of caffeine in the system by 3 PM. By 11 PM, 87mg may still be present, and some caffeine could remain even at 8 AM the next morning. To improve sleep, limit caffeine intake to one cup in the morning and avoid it for the rest of the day.

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Magnesium can improve sleep by activating the parasympathetic system, regulating melatonin, and blocking NMDA receptors. The optimal dose is 200-400mg of magnesium glycinate, malate, or citrate 30 minutes before bed. Glycinate is preferred because citrate can have a laxative effect, while malate is better for muscle tension. Glycinate also enhances magnesium absorption. The speaker suggests trying a magnesium supplement for sleep issues.

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Speaker 0: Coffee's health benefits extend far beyond caffeine. Regular caffeinated coffee drinkers, typically around three or more cups per day, show a remarkable 34 to 37 percent reduction in the risk of developing Parkinson's disease and Alzheimer's disease compared to nondrinkers. Even moderate caffeine intake, about two cups per day (around 200 milligrams daily), noticeably slows cognitive decline, particularly in people with mild cognitive impairment, a common precursor to Alzheimer's disease. Genetically predicted higher caffeine levels in the bloodstream have also been linked to lower Alzheimer's disease risk, suggesting caffeine itself might directly influence brain aging. The neuroprotective effects of caffeine arise from its action as a competitive antagonist at adenosine A2A and A1 receptors, with the A2A subtype being especially critical because these receptors are densely expressed along the indirect pathway of the basal ganglia, a key brain region involved in motor control and movement regulation. By blocking A2A receptors, caffeine reduces excessive inhibitory signaling characteristic of Parkinson's disease and simultaneously boosts dopamine D2 receptor activity. Animal studies reinforce this mechanistic picture: chronic blockade of A2A receptors with caffeine consistently reduces neuroinflammation, limits harmful aggregation of alpha-synuclein (a hallmark of Parkinson's disease), and preserves mitochondrial function in dopamine-producing neurons. Clinically, some Parkinson's drugs now specifically target these same A2A receptors. The precise molecular action of A2A receptors could explain why caffeine delivers unique neurological benefits that decaffeinated coffee does not replicate. If the goal is to preserve cognitive function and protect the brain, caffeinated coffee clearly emerges as the superior choice. Beyond long-term neuroprotection, caffeine is a rapid-acting cognitive enhancer. At moderate doses, roughly 100 to 300 milligrams per day (about one to three cups), it reliably boosts attention, improves working memory, speeds up reaction times by about 10 to 15 percent, and enhances overall cognitive performance when tired or during suboptimal times of day such as early morning or mid-afternoon slump. Caffeine achieves these improvements by blocking adenosine receptors; as you stay awake, adenosine builds up, binding to A1 and A2 receptors, slowing neural activity and increasing sleep pressure. Blocking these receptors removes the “break,” allowing circuits related to alertness—powered by dopamine, norepinephrine, and acetylcholine—to become more active, resulting in greater mental clarity and reduced fatigue. Coffee polyphenols, especially chlorogenic acids, independently benefit the brain even without caffeine. Decaffeinated coffee preserves these polyphenols and can improve blood flow and oxygen delivery to active brain regions during challenging tasks (neurovascular coupling). Polyphenols increase brain-derived neurotrophic factor (BDNF), essential for neuroplasticity, learning, and memory. A single serving of coffee fruit extract can boost circulating BDNF levels by over 140%. These polyphenols also act as antioxidants and anti-inflammatory agents, activating protective NRF2 pathways and reducing pro-inflammatory NF-kB signaling, supporting vascular health and neuronal integrity. Practically, polyphenol-driven cognitive benefits typically require around 400 to 800 milligrams of chlorogenic acids per day, roughly found in about two cups of medium roast filtered coffee. Interestingly, a small amount of caffeine (about 75 to 100 milligrams) appears to improve the body's absorption of these polyphenols, creating a beneficial synergy. Higher caffeine doses might narrow blood vessels and counteract some vascular benefits. Decaf won't match caffeine's impact on adenosine signaling but remains valuable for brain-supportive effects due to polyphenols, albeit without the same adenosine-related advantages.

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Rhodiola, an arctic herb, may combat mental exhaustion by activating AMPK, the brain's energy sensor, and balancing stress hormones. It enhances neuronal glucose utilization and protects against stress-related damage, specifically targeting mental fatigue and cognitive burnout. Research indicates that rhodiola can boost mental performance by 35% during periods of stress and fatigue. It also reduces errors in cognitive tasks and accelerates processing speed. For optimal results, take 400 milligrams of rhodiola in the morning, but not after 2 PM to avoid sleep disruption. Cycle with five days on and two days off.

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Coffee and caffeine can supercharge cardiovascular health, protect the brain, and improve metabolism. When you drink coffee, your body releases more dopamine, increasing alertness and focus. Coffee's polyphenols act as antioxidants, protecting the cardiovascular system from oxidative stress, thus investing in long-term heart health. The speaker then transitions to discussing how to maximize coffee's benefits.

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Delaying caffeine intake for 90-120 minutes after waking may prevent the afternoon energy crash. People often consume caffeine soon after waking, which initially increases alertness by blocking adenosine. However, this can lead to a significant drop in energy levels later in the day, especially after lunch, resulting in the common "afternoon crash."

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Tongat Ali is an Indonesian ginseng. It is known to decrease sex hormone binding globulin, which frees testosterone. Testosterone is associated with libido, ability and desire to generate effort, mood, etcetera, in men and women. It makes effort feel good. Frees up more testosterone. So mild libido enhancer for some, more extreme for others. Increases energy, will increase feelings of well-being. Typically the dosages are four hundred milligrams a day in single dose or divided doses with or without food taken early in the day before noon or 2PM because it can increase energy. You don't want to disrupt your sleep.

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We all are familiar with getting sleepy and falling asleep. That's the parasympathetic nervous system taking over. Caffeine effectively through some chemical steps blocks the effects of adenosine. If you wake up in the morning and you didn't sleep quite as much as you would have liked, that means and you're sleepy, that means you still have a buildup of adenosine in your system. Let's say you immediately reach for caffeine. Great. You suppress the action of that adenosine and you will be more alert. Then the caffeine wears off and the adenosine binds to the receptors with greater affinity and you have your afternoon crash. So a practice that's very useful to people is to delay the intake of caffeine by sixty to ninety minutes after waking.

Huberman Lab

Using Caffeine to Optimize Mental & Physical Performance | Huberman Lab Podcast 101
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Welcome to the Huberman Lab podcast. I'm Andrew Huberman, a professor at Stanford, and today we're discussing caffeine, a widely used substance with over 90% of adults and 50% of adolescents consuming it daily. Caffeine is known for increasing alertness and reducing fatigue, but it also acts as a strong reinforcer, enhancing our preference for foods and drinks containing it, as well as the contexts in which we consume them. Caffeine has several positive health benefits, including neuroprotective effects, antidepressant properties, and performance enhancements for both mental and physical tasks. However, there are situations where avoiding caffeine is advisable, especially considering its reinforcing nature. Even small amounts can lead to a preference for certain foods and drinks, which can be beneficial or detrimental depending on dietary goals. Today, I will explain how caffeine works at a mechanistic level and how to leverage it for improved mental and physical health. I will also discuss GLP-1 (glucagon-like peptide 1), a molecule found in certain caffeinated beverages like yerba maté, which has been shown to aid in weight loss, mental performance, and blood sugar control by reducing hunger and increasing feelings of fullness. GLP-1 was discovered in Gila monsters and has similar effects in humans, acting on both the brain and gut to signal satiety. Yerba maté, particularly non-smoked varieties, can stimulate GLP-1 release, making it a potential tool for weight loss by blunting appetite. Recent findings indicate that GLP-1 also stimulates thermogenesis, converting white fat cells into metabolically active brown and beige fat cells, which can increase basal metabolic rate and calorie burning. Caffeine consumption is typically most effective when timed correctly. It enhances alertness within five minutes, peaking around 30 minutes after ingestion. Studies show that caffeine improves reaction times and cognitive performance, particularly in tasks requiring memory recall. It also stimulates dopamine and acetylcholine release, enhancing focus and motivation. Caffeine exists in nature and acts as a reinforcer, as demonstrated in studies with bees that prefer caffeine-containing nectar. This reinforces the idea that caffeine enhances our liking for certain experiences and foods. Caffeine increases dopamine in brain areas associated with cognition rather than the classic reward pathways, which is crucial for understanding its effects on mood and motivation. Caffeine's effects can vary based on individual tolerance and adaptation. A recommended dose is 1 to 3 milligrams per kilogram of body weight, with lower doses advised for those new to caffeine. Delaying caffeine intake for 90 to 120 minutes after waking can help avoid afternoon crashes and improve overall alertness. Caffeine can also enhance physical performance, particularly when taken before exercise. It increases dopamine release during and after exercise, making the experience more enjoyable and reinforcing. However, excessive caffeine consumption can lead to negative effects, including anxiety and sleep disruption, so moderation is key. Caffeine is associated with several health benefits, including a reduced risk of neurodegenerative diseases like Parkinson's and Alzheimer's, as well as potential improvements in mood and mental health. Studies suggest that regular caffeine consumption can lower the risk of depression, although the exact mechanisms remain unclear. In conclusion, caffeine is a powerful tool for enhancing mental and physical performance, but it should be used thoughtfully to maximize its benefits while minimizing potential downsides. Understanding its mechanisms and effects can help individuals leverage caffeine effectively for their health and performance goals. Thank you for joining me today, and I encourage you to explore the science behind caffeine further.

Huberman Lab

AMA #8: Balancing Caffeine, Decision Fatigue & Social Isolation
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In this AMA episode of the Huberman Lab podcast, Andrew Huberman discusses daily caffeine consumption. He emphasizes that for most adults, caffeine is safe if it doesn’t induce anxiety or disrupt sleep. He advises against consuming caffeine within 8 to 12 hours before bedtime to avoid sleep architecture disruption. Huberman notes that 90% of adults globally consume caffeine daily, primarily to maintain normal cognitive and physical functioning rather than to enhance performance. He explains that caffeine blocks adenosine receptors, which can lead to a crash once the caffeine wears off. Huberman suggests that while daily caffeine consumption has no major downsides, it doesn’t significantly enhance cognitive or physical abilities beyond one’s baseline. He recommends that individuals who experience negative effects from caffeine should consider tapering their intake rather than quitting cold turkey. For young people, especially those under 14, he advises limiting caffeine consumption due to potential impacts on brain development. He acknowledges that while occasional caffeine is likely harmless for older teens, excessive intake from energy drinks should be avoided. Huberman concludes by promoting the Huberman Lab Premium channel, which supports research in mental health and performance.

Huberman Lab

Developing a Rational Approach to Supplementation for Health & Performance | Huberman Lab Podcast
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In this episode of the Huberman Lab podcast, Andrew Huberman discusses a rational guide to supplementation, emphasizing that not all supplements are merely food substitutes. Many compounds can enhance sleep, hormone function, and focus, and their efficacy depends on dosage and sourcing. Huberman stresses the importance of evaluating whether supplements are beneficial or potentially harmful based on individual needs. He outlines a framework for considering supplementation, which includes foundational supplements that act as insurance against dietary deficiencies, targeted supplements for specific outcomes, and the interaction of supplements with behavioral tools and prescription drugs. Behavioral tools, such as exposure to morning sunlight and exercise, form the foundation of mental and physical health, followed by nutrition, and then supplementation. Prescription drugs are considered the final layer in this hierarchy. Huberman provides specific questions to help listeners determine their supplementation needs, acknowledging that some individuals may not require any supplements at all. He emphasizes the importance of consulting a physician before making changes to any health protocols. The discussion covers various categories of supplements, including foundational supplements that may contain vitamins, minerals, digestive enzymes, adaptogens, and probiotics. Huberman notes that many people do not consume enough fermented foods to support gut health, making these supplements potentially beneficial. When discussing sleep, Huberman highlights the significance of sleep quality for overall health and performance. He suggests supplements like magnesium threonate and apigenin for aiding sleep onset and maintenance, while cautioning against melatonin due to its potential side effects and variability in dosing. For hormone support, Huberman explains that nutrition and behaviors significantly impact hormone levels. He mentions supplements like ashwagandha and shilajit that can enhance hormone function, while also advising caution regarding dosages and cycling of certain supplements. In terms of cognitive enhancement, Huberman categorizes supplements into stimulants, such as caffeine, and non-stimulant compounds like alpha GPC and l-tyrosine. He encourages listeners to explore these supplements individually to determine their effectiveness. Huberman concludes by reiterating the importance of a comprehensive approach to health that includes behavioral tools, nutrition, and supplementation. He encourages listeners to develop a personalized supplementation protocol that aligns with their health goals and budget, emphasizing that supplements should enhance, not replace, healthy behaviors and nutrition.

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Caffeine Changes You.
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107 coffee drinkers were split into strong coffee and decaf with equal bitterness from quinine; participants were unable to discern caffeinated from caffeine-free coffee. Researchers attributed this to flavor, aroma, or the vibe of coffee, forming a conditioned stimulus that produces alertness even when the coffee is fake. They found these coffee drinkers to be classically conditioned. One cup a day correlates with increased energy use in brain areas linked to dopamine, noradrenaline, serotonin, and movement. Caffeine crosses the blood-brain barrier rapidly. It is the most widely used stimulant globally. Caffeine lands on adenosine receptors but does not activate them; it blocks them, preventing adenosine from producing drowsiness. With regular use, adenosine receptors upregulate, leading to tolerance that can develop in 5 days with as little as two cups a day. Cerebral vasodilation by adenosine is opposed by caffeine; about 250 mg can reduce cerebral blood flow by up to 30%. After abstinence, adenosine triggers withdrawal symptoms. Habitual drinkers show an adaptive blood pressure response to caffeine; skipping caffeine increases the subsequent rise when returning. Observational data across tens of thousands of drinkers associate coffee with reduced all-cause mortality, though causality is not established. Sleep timing matters: caffeine half-life is commonly about five hours, so late-day caffeine can disrupt sleep.
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