Andrew Huberman's Supplement Stack: What He Takes and What the Evidence Shows

The Huberman supplement stack refers to the specific vitamins, minerals, and compounds that neuroscientist Andrew Huberman discusses on his podcast and takes himself for sleep, focus, testosterone optimization, and foundational health. It's become one of the most searched supplement protocols online, with millions trying to replicate his regimen. But here's the thing—Huberman doesn't take everything every day, the evidence behind each compound varies wildly, and blindly copying someone else's stack without understanding your own biochemistry is a recipe for wasted money and potential side effects.

This isn't a sales pitch. We're breaking down exactly what's in the stack, what the research actually says, where the evidence is strong versus speculative, and how to build your own version intelligently. You'll see which supplements have solid backing and which ones Huberman himself admits are more experimental.

What Is the Huberman Supplement Stack?

Andrew Huberman, a neuroscience professor at Stanford, shares his personal supplement routine across dozens of podcast episodes. There's no single "Huberman stack"—it's really several targeted protocols plus foundational supplements. Think of it like a modular system.

The core includes omega-3s, vitamin D, and magnesium. Then there are specialized protocols: a sleep stack for better rest, a focus stack for work sessions, and a testosterone support protocol for male hormone optimization. He's careful to note he doesn't take everything simultaneously. The sleep stack gets used nightly, but the focus and testosterone protocols are cycled based on training intensity and work demands.

People love the specificity. He doesn't just say "take magnesium"—he specifies magnesium threonate at 145mg, taken 30-60 minutes before bed. That level of detail is helpful but also causes people to obsess over exact dosing when individual variation matters far more than his precise numbers.

What sets this apart from random influencer recommendations? Huberman actually reads the studies. He'll cite specific papers, discuss mechanisms, and openly admit when evidence is thin. That transparency is rare. Most supplement content is either fearmongering or uncritical promotion. He occupies a middle ground that respects both the science and its limitations.

The Sleep Stack: Magnesium Threonate, Apigenin, Theanine

The Huberman sleep stack is probably his most popular protocol. It's three compounds: magnesium threonate (145mg), apigenin (50mg), and theanine (100-400mg), taken 30-60 minutes before bed.

Magnesium threonate is the interesting one. Most magnesium supplements don't cross the blood-brain barrier effectively. Threonate does. There's research showing it improves sleep quality and cognitive function, particularly in older adults. It's not a knockout sedative—you won't feel drugged. It seems to support the brain's natural sleep architecture. If you've tried magnesium citrate or glycinate without much effect, threonate might work differently. The downside? It's expensive compared to other magnesium forms.

Apigenin is a flavonoid found in chamomile. Huberman takes 50mg. The evidence here is thinner—mostly animal studies showing it binds to benzodiazepine receptors and might reduce anxiety. There aren't many robust human trials at this dose. It's probably not doing much harm, but whether it's doing much good is debatable. Chamomile tea has been used for centuries as a sleep aid, so there's traditional backing even if the isolated compound research is limited.

Theanine has decent evidence. It's an amino acid from tea that promotes relaxation without sedation. Studies show 200mg can reduce stress and improve sleep quality. Huberman uses 100-400mg depending on how wired he feels. Higher doses aren't necessarily better—some people get vivid dreams or grogginess at 400mg. Start low.

Does this stack work? For a lot of people, yes. But you need to isolate variables. If you improve your sleep hygiene, stop scrolling before bed, and start taking these supplements simultaneously, you won't know what helped. The magnesium alone might be doing most of the heavy lifting.

You can find adaptogens and stress support supplements that complement this protocol, though Huberman's sleep stack doesn't technically include adaptogens.

The Focus Stack: Alpha-GPC, L-Tyrosine, Caffeine

When Huberman needs intense focus, he uses alpha-GPC (300-600mg), L-tyrosine (500-1000mg), and caffeine (100-200mg). This is a pre-work cocktail, not an everyday protocol.

Alpha-GPC is a choline source that crosses the blood-brain barrier. Your brain uses choline to make acetylcholine, a neurotransmitter critical for learning and attention. Studies show alpha-GPC improves cognitive performance, particularly in tasks requiring sustained focus. There's also research suggesting it might support growth hormone release when combined with exercise, though Huberman takes it primarily for the cognitive effects.

The safety question is real. Some observational studies linked high-dose choline intake to increased cardiovascular risk, though the data is messy and doesn't prove causation. Huberman recommends cycling it—five days on, two days off—rather than daily use. That seems reasonable given the uncertainty.

L-tyrosine is a precursor to dopamine and norepinephrine. When you're sleep-deprived or stressed, tyrosine supplementation can help maintain cognitive performance. The research is stronger for acute stress scenarios (think military studies on soldiers during intense training) than for everyday use in well-rested people. If you're already operating at your best, tyrosine might not do much. If you're running on fumes, it can help.

Caffeine is the most well-researched compound here. Everyone knows it works. Huberman uses modest doses (100-200mg) and delays his first coffee 90-120 minutes after waking to avoid afternoon crashes. That delay supposedly allows adenosine to clear naturally before blocking its receptors with caffeine. Whether that timing matters as much as he suggests is debatable, but it's a low-risk experiment.

This stack isn't subtle. You'll feel more alert, focused, and driven within 30-45 minutes. That's great for deep work sessions but terrible if you're trying to relax or be creative in a loose, exploratory way. Use it strategically, not daily, or you'll build tolerance and need escalating doses.

Browse our brain and focus supplements for additional cognitive support options beyond Huberman's specific recommendations.

The Testosterone Protocol: Tongkat Ali, Fadogia, Boron

Huberman's testosterone protocol uses Tongkat Ali (400mg), Fadogia agrestis (400-600mg), and boron (2-6mg). This is where things get more experimental.

Tongkat Ali (also called longjack or Eurycoma longifolia) has the best evidence. Several studies show it can increase free testosterone by 15-20% in men with low-normal levels. It seems to work by reducing sex hormone-binding globulin (SHBG), which frees up more testosterone. The effect is most pronounced in guys under chronic stress or with suboptimal testosterone to begin with. If you're already in the high-normal range, don't expect dramatic changes.

Tongkat also seems to reduce cortisol, which might explain why it's popular with stressed-out professionals. The research quality varies—some studies are industry-funded with small sample sizes. But the overall pattern suggests it's doing something real, not just placebo. You can find quality ashwagandha supplements that work through similar stress-reduction mechanisms.

Fadogia agrestis is the controversial one. There's barely any human research. The animal studies show potential testosterone increases but also possible testicular toxicity at high doses over extended periods. Huberman has acknowledged this openly, saying he uses conservative doses (400-600mg) and wouldn't take it indefinitely without more human data.

Is it reckless to take Fadogia given the limited research? Maybe. Huberman's rationale is that the animal doses showing toxicity were far higher than what he uses, and he's monitoring how he feels. But "I feel fine" isn't the same as "my testes are fine." This is the most speculative part of his stack, and he's upfront about that.

Boron is a trace mineral that might reduce SHBG and increase free testosterone. A few small studies show 6mg daily can raise free testosterone by 25-30% within a week. The evidence isn't overwhelming, but boron is cheap, well-tolerated, and has other roles in bone health. Low risk, potential upside.

Should you run this protocol? If your testosterone is already optimal, probably not. If you're in the low-normal range, dealing with chronic stress, and want to avoid pharmaceutical interventions, it's worth trying for 8-12 weeks with bloodwork before and after. Don't guess—test.

Explore our full longevity and anti-aging collection for additional hormone optimization support.

Omega-3 and Foundational Supplements

Before touching the specialized protocols, Huberman emphasizes foundational nutrition. The boring stuff that actually matters most.

Omega-3 fatty acids (EPA and DHA) are non-negotiable. He takes 1-2 grams of EPA daily from fish oil or algae. The research here is extensive: omega-3s support brain health, reduce inflammation, improve mood, and protect cardiovascular function. This isn't cutting-edge biohacking—it's basic biochemistry. Most people eating a standard Western diet are deficient.

Huberman prefers liquid fish oil over capsules for better absorption and cost-effectiveness. The taste is manageable if you keep it refrigerated and take it with food. Some people do better with algae-based omega-3s if fish oil causes digestive issues. Check out our omega-3 and fish oil selection for high-quality options.

Vitamin D3 is the other foundation piece. He takes 5,000 IU daily, though dosing should be based on blood levels. Vitamin D is really a hormone, not a vitamin, and it's involved in testosterone production, immune function, bone health, and mood regulation. If you're not getting regular sun exposure, you're probably deficient. Test your levels and dose accordingly—some people need 2,000 IU, others need 10,000 IU to reach optimal range (50-70 ng/mL).

Athletic Greens (AG1) gets mentioned constantly on the podcast (it's a sponsor). Huberman uses it as a nutritional insurance policy. Is it necessary if you eat well? No. Is it convenient? Yes. The issue with greens powders is you're paying a premium for compounds you might get from food. But if your diet is inconsistent, it's a reasonable gap-filler. There are cheaper alternatives that provide similar benefits.

The foundational supplements aren't sexy. Nobody's writing viral threads about vitamin D. But they're the 80/20—the stuff that delivers the most benefit relative to cost and risk. Get these right before obsessing over nootropics.

What Huberman Got Right (Evidence Supports)

Let's give credit where it's due. Several parts of the Huberman stack are backed by solid research.

Omega-3s for brain health: Decades of studies confirm EPA and DHA are essential for cognitive function, mood stability, and neuroprotection. This isn't controversial. You need omega-3s.

Magnesium for sleep: Magnesium deficiency is common, and supplementation improves sleep quality. The threonate form's brain-penetrating properties are supported by research, even if it's pricier than other forms. This one works.

Theanine for stress reduction: Multiple trials show 200mg theanine reduces subjective stress and improves relaxation without sedation. It's well-tolerated, affordable, and effective. No major red flags.

Tongkat Ali for testosterone: The evidence base is growing. While not every study is perfect, the pattern suggests Tongkat can meaningfully increase free testosterone in men with low-normal levels. It's not a magic bullet, but it's not snake oil either.

Vitamin D for overall health: The research is overwhelming. Vitamin D sufficiency matters for immune function, bone health, mood, and hormone production. Testing and supplementing based on individual needs is smart, not faddish.

These aren't fringe ideas. They're mainstream recommendations supported by meta-analyses and systematic reviews. Huberman's contribution is popularizing them and providing specific implementation details (dosing, timing, forms) that make it easier for people to actually apply the research.

What's More Debatable (Evidence Is Weaker)

Now for the stuff where the science is thinner or the risks are less certain.

Apigenin for sleep: The human research is sparse. Most of what we know comes from animal models or extrapolation from chamomile tea studies. It's probably harmless, but whether it's adding much beyond placebo is questionable. Not harmful, but maybe not necessary.

Fadogia agrestis: This is the big one. Almost no human trials. Animal data showing both potential benefits and potential toxicity. Huberman's been transparent about the risks, but taking it is still a gamble. If you're conservative with supplementation, skip this one until more research emerges.

Alpha-GPC daily use: The cognitive benefits are real in the short term, but the long-term safety profile isn't fully established. Some studies suggest high choline intake might increase cardiovascular risk. Cycling it seems prudent, but we don't have decades of safety data like we do with caffeine or fish oil.

Athletic Greens necessity: It's convenient, but is it necessary? Probably not if you're eating a varied diet. The marketing around greens powders often overstates benefits. They're fine as a supplement, but they're not a replacement for actual vegetables. The cost-benefit ratio is questionable for many people.

Exact dosing precision: Huberman gives very specific numbers (145mg magnesium threonate, 50mg apigenin), but individual variation is huge. Your optimal dose might be different based on body weight, metabolism, diet, genetics, and sleep quality. Treat his numbers as starting points, not gospel.

The debatable stuff isn't necessarily wrong—it's just less certain. If you're risk-tolerant and want to experiment, go ahead. If you prefer waiting for stronger evidence, stick to the foundational supplements and well-researched protocols.

Building Your Own Version (You Don't Need Everything)

Here's the honest truth: you don't need to replicate Huberman's entire stack. Most people would benefit more from fixing their sleep schedule, eating protein at breakfast, and getting morning sunlight than from taking 15 different supplements.

Start with foundations: Omega-3s, vitamin D, and magnesium. These three cover massive gaps in most people's diets and have excellent safety profiles. Run these for 4-6 weeks and assess how you feel. Don't add everything at once or you won't know what's working.

Add one protocol at a time: If sleep is your main issue, try the sleep stack. If focus is the problem, experiment with the focus stack. Don't stack everything simultaneously unless you want to spend $200/month and have no idea what's actually helping.

Test, don't guess: Get bloodwork for vitamin D and testosterone before and after supplementing. Subjective feelings matter, but objective data keeps you honest. You might feel great from placebo. The labs tell you what's real.

Adjust for your biochemistry: Huberman is a 6'+ male academic who trains intensely and works long hours. If you're a 5'4" woman with different hormones, sleep patterns, and activity levels, your needs will differ. Use his protocols as templates, not prescriptions.

Prioritize lifestyle over pills: No supplement stack fixes chronic sleep deprivation, terrible diet, or zero exercise. Huberman himself emphasizes this constantly. The supplements are marginal gains on top of solid fundamentals. If your fundamentals suck, fix those first.

Cycle and reassess: Don't take everything forever. Try a protocol for 8-12 weeks, evaluate results, and decide if it's worth continuing. Some things you'll keep (omega-3s, vitamin D), some you'll drop (maybe Fadogia after testing testosterone), and some you'll use intermittently (focus stack only for deadline weeks).

Our energy supplements can complement these protocols when you need additional support beyond the basics.

Cost Breakdown: What This Stack Actually Costs

Let's talk money. The full Huberman stack isn't cheap.

Foundational supplements (monthly):

• Omega-3 fish oil (1-2g EPA daily): $15-30
• Vitamin D3 (5,000 IU): $8-12
• Magnesium threonate (145mg): $20-30
• Subtotal: $43-72/month

Sleep stack (nightly use):

• Magnesium threonate: (included above)
• Apigenin (50mg): $15-20
• Theanine (200mg average): $10-15
• Subtotal: $25-35/month

Focus stack (assuming 4x/week):

• Alpha-GPC (300-600mg): $25-40
• L-tyrosine (500-1000mg): $10-15
• Caffeine: $5-10 (or just drink coffee)
• Subtotal: $40-65/month

Testosterone protocol (daily use):

• Tongkat Ali (400mg): $30-45
• Fadogia agrestis (400-600mg): $25-35
• Boron (6mg): $8-12
• Subtotal: $63-92/month

Athletic Greens:

• AG1 subscription: $79/month

Grand total if taking everything: $250-343/month

That's $3,000-4,000 per year. For context, a good gym membership costs $600-1,200/year. You could hire a nutrition coach for less. The question isn't whether you can afford it—it's whether the ROI justifies the cost.

Realistically, most people should start with the foundational supplements ($40-70/month) and add one specialized protocol based on their primary goal. That brings the monthly cost to $80-150, which is far more sustainable and lets you actually assess what's working.

You can also save money by buying bulk powders instead of capsules. Theanine, magnesium, and tyrosine are all available as powders at a fraction of the capsule cost. It's less convenient but significantly cheaper if you're price-sensitive.

Frequently Asked Questions

What supplements does Andrew Huberman take daily?

Huberman's daily stack includes omega-3 fish oil (1-2g EPA), vitamin D3, magnesium threonate, and Athletic Greens. He adds specific protocols for sleep, focus, and testosterone support as needed rather than taking everything every day. The foundational supplements are consistent; the specialized protocols are situational.

Does the Huberman sleep stack actually work?

The sleep stack (magnesium threonate 145mg, apigenin 50mg, theanine 100-400mg) has decent support for magnesium and theanine. Apigenin has less human research but shows promise in preliminary studies. Most users report improved sleep quality, though individual responses vary. It's not a pharmaceutical sleep aid—effects are subtle and cumulative.

Is Alpha-GPC safe for daily use?

Alpha-GPC appears safe at 300-600mg doses for most people. Some research suggests very high doses might increase stroke risk in older adults, so Huberman recommends cycling it (5 days on, 2 days off) rather than continuous daily use. This is a precautionary measure given the incomplete long-term safety data.

What's the evidence for Tongkat Ali and testosterone?

Several studies show Tongkat Ali (400mg daily) can increase free testosterone by 15-20% in men with low-normal levels. It seems most effective for people under chronic stress or with suboptimal testosterone, less so for those already in optimal range. The mechanism involves reducing SHBG, which liberates more free testosterone.

How much does the full Huberman stack cost per month?

The complete stack runs $150-250 per month depending on brands. The foundational supplements (omega-3, vitamin D, magnesium) cost about $40-60, while the specialized protocols (sleep, focus, testosterone) add another $110-190 if taken daily. Most people shouldn't take everything simultaneously anyway.

Can you take all of Huberman's protocols at once?

Huberman doesn't recommend taking everything simultaneously. He uses the sleep stack nightly but cycles the focus and testosterone protocols based on training demands and work schedule. Stacking too many stimulants or cholinergics can cause side effects like headaches, anxiety, or overstimulation. Use protocols strategically, not all at once.

What's the best time to take magnesium threonate?

Take magnesium threonate 30-60 minutes before bed. It crosses the blood-brain barrier more effectively than other forms and supports sleep architecture. Taking it earlier in the evening gives it time to start working by bedtime. Some people find taking it with a small snack improves absorption and reduces potential digestive upset.

Does Fadogia agrestis have safety concerns?

Fadogia has very limited human research. Animal studies show potential testosterone benefits but also possible testicular toxicity at high doses over extended periods. Huberman suggests conservative dosing (400-600mg) and monitoring how you feel. More human research is desperately needed. If you're risk-averse, skip this one.

Should beginners start with the full Huberman stack?

No. Start with foundational supplements (omega-3, vitamin D, magnesium) for 4-6 weeks. Add one protocol at a time so you can assess individual responses. Jumping into everything at once makes it impossible to know what's helping or causing side effects. It also wastes money on things you might not need.

What's the difference between magnesium threonate and other forms?

Magnesium threonate crosses the blood-brain barrier more effectively than citrate, glycinate, or oxide forms. It's specifically researched for cognitive benefits and sleep support. Other forms work fine for general magnesium needs (muscle function, digestion) but threonate is preferred for brain-related effects. It's more expensive but functionally distinct.

Can women use the Huberman testosterone protocol?

Women can use Tongkat Ali and some other adaptogens, but the dosing and goals differ. Women need much smaller testosterone increases and have different hormonal optimization targets. The full "testosterone protocol" is designed for men. Women should consult healthcare providers for hormone optimization tailored to female physiology.

How long does it take to see results from the focus stack?

Alpha-GPC and L-tyrosine work within 30-45 minutes. Effects are acute rather than cumulative—you'll notice improved focus during that work session. Long-term cognitive benefits from consistent use aren't as well-established as the immediate effects. Think of it as a performance tool for specific tasks, not a daily brain optimizer.

Final Thoughts

The Huberman supplement stack isn't a miracle protocol. It's a collection of evidence-based interventions that address specific goals: better sleep, improved focus, optimized testosterone, and foundational health. Some parts are backed by decades of research (omega-3s, vitamin D), others are more experimental (Fadogia), and some fall in between (apigenin).

What makes it valuable isn't the specific supplements—it's the framework. Huberman teaches people to think mechanistically about supplementation, to read research, to test and iterate. That's worth more than any pill.

Don't copy his stack blindly. Use it as a starting point. Test your baselines, add one thing at a time, track your results, and build a personalized protocol that fits your biology, budget, and goals. The best supplement stack is the one you'll actually take consistently, that fits your life, and that moves meaningful biomarkers or quality-of-life metrics.

Start with the foundations, experiment with the protocols, and remember that no amount of supplementation replaces good sleep, proper nutrition, regular exercise, and stress management. Pills are marginal gains on top of solid fundamentals, not a replacement for them.