Alpha Brain Alternatives - Which Is Best For You?

By Richard Davidson, October 22 2025
Looking for something better than Alpha Brain? You’re not the only one. It’s often the first nootropic people come across, but it isn’t the strongest formula or the best value. Credit to Onnit for putting nootropics on the map, but there are products that deliver clearer results for the money. If your goal is noticeable improvements in focus, memory, and day-to-day mental performance, you’ve got stronger options than Alpha Brain.
Overall Recommendation - The Best Alpha Brain Alternative
ThinkEase - The Best Alternative To Alpha Brain

If you're want to significantly improve your ability to focus, be more productive - or strengthen your memory or mental clarity, ThinkEase just works. Unlike Alpha Brain, ThinkEase has a very comprehensive range of ingredients, all of which are provided in clinically effective amounts.
Everything on the ingredients list is fully disclosed (not hidden behind an opaque proprietary blend in the way Alpha Brain's ingredients are). The amount of each ingredient is optimized to make a significant difference to one or more facets of cognitive performance or brain health. One standout is the inclusion of Acetyl L-Carnitine. It's an ingredient most brain supplements don't include for reasons of cost, but it boosts energy production in the brain and helps keep your mind sharp and improves mental resilience. ThinkEase includes the highest dose of Lion's Mane available in a nootropic supplement. This supports neurogenesis, the process of creating new neurons in the brain, something critical to most aspects of cognitive performance.
Alongside these heavy hitting ingredients, ThinkEase's comprehensive formulation includes robust amounts of Bacopa Monnieri, Citicoline, Ginkgo Biloba and Pink Bark Extract and more. That means significantly improved focus, memory recall and mental performance. all of which I experienced first hand.
Overall, ThinkEase is a premium, transparent formula that works to give you a real cognitive advantage.
What To Look For In A Better Alternative To Alpha Brain
Whilst Alpha Brain is fairly well-known, not least because of paid endorsements and affiliations with celebrities like Joe Rogan, it's not actually a very effective product. Much of Onnit's investment has gone into heavy marketing, rather than into the product and its ingredients. Alpha Brain isn't transparent about its ingredient list, using proprietary blends [1] - this is to purposely make it difficult to see that many ingredients aren't present in sufficient amounts to provide any real cognitive benefit. This lack of transparency and under-dosing means Alpha Brain doesn't work as well as better formulated products - and therefore doesn't offer very good value for money by comparison.
The Problem With Proprietary Blends
One of my greatest concerns with Alpha Brain is Onnit's decision to use proprietary blends. This practice means the amount of each ingredient is hidden. Alpha Brain uses 3 different opaque blends - the Onnit Flow Blend, Focus Blend and Fuel Blend. These names suggest the combination of ingredients used in each blend will provide a specific benefit, but this is pure marketing and isn't grounded in any scientific research or testing.
Why does this matter? Well, it does matter, a lot. The effectiveness of every single nootropic ingredient depends entirely on the use of scientifically proven amounts of that ingredient. For example, Bacopa Monnieri is proven to improve memory and cognitive performance at 300mg per day [2]. But Alpha Brain's ingredient list hides how much Bacopa is included. Added to which the total amount in each of Alpha Brain's proprietary blends is far below the total amount that would be needed for all (or even most) ingredients to be present at the levels required to be effective.
This issue extends to other ingredients, for example:
- Lion's Mane powder (not present at all in Alpha Brain) requires a daily serving size of 550mg to support neuron growth and repair in the brain [3]
- Acetyl L-Carnitine (not present at all in Alpha Brain) requires 750mg [4]
- L-Theanine strengthens focus, promotes calmness and reduces mental fatigue, but requires 200mg to be effective [5]
- Citicoline (not present at all in Alpha Brain) works to improve memory, learning and communication between brain cells at 250mg per day [6]
As you can see, the most effective nootropic ingredients are missing altogether from Alpha Brain.
1. Best Alternative: ThinkEase

- Significantly enhances productivity, focus, memory and overall cognitive performance.
- Combines Acetyl L-Carnitine, L-Theanine, Citicoline, Lion's Mane and many more ingredients in clinically proven amounts.
- Delivers rapid results with its 6-in-1 formulation.
2. Runner-up: Mind Vitality

- Supports focus.
- Includes adaptogens, but lacks L-Theanine.
- Delivers reliable brain supports.
- May be less suitable for prolongued use because of inclusion of Huperzia Serrata.
3. Third Place: NooCube

- Delivers mental focus support with a well-balanced formula.
- Uses proven ingredients, but some are present below required amounts.
- Provides focus support, but falls short of providing a comprehensive cognitive boost.
Alpha Brain Assessment
Onnit positions Alpha Brain as a caffeine-free nootropic supplement. The brand makes a number of unsubstantiated claims, including improved mental processing powder, sharpened focus and greater clarity. I'll run through these claims in more detail and my assessment of their validity.
Alpha Brain Formula And Claims
Let's quickly look at Alpha Brain's ingredients. Most of Alpha Brain's ingredients are contained in 3 proprietary blends.
- The Onnit Flow Blend contains undisclosed amounts of Bacopa Monnieri, Cat's Claw Extract, Huperzia Serrata and Oat Straw Extract.
- The Onnit Focus Blend contains undisclosed amounts of Alpha GPC, Bacopa Monnieri and Huperzia Serrata.
- The Onnit Fuel Blend contains undisclosed amounts of L-Leucine, Vinpocetine and Pterostilbene.
Alongside these blends, it also contains L-Tyrosine, L-Theanine, Phosphatidylserine and Vitamin B6.
Onnit's claims that Alpha Brain helps improve Focus, Memory and helps people achieve a "flow state". The big issue with Alpha Brain is that to support these claims, the ingredients used need to be present in greater amounts than seems to be the case. My assessment is that virtually all of the ingredients listed in Alpha Brain's proprietary blends are present is much smaller amounts than would be necessary to support the brand's claims.
Alpha Brain Side Effects
It's worth knowing that some people do report headaches, dizziness, digestive discomfort or insomnia after taking Alpha Brain. It's very challenging to ascertain why this is - again because we can't know how much of each ingredient is used and therefore what Alpha Brain's real side effect profile might be.
What To Look For To Find A Better Alternative
- Complete ingredient list transparency. Avoid products that use proprietary blends, you can see this on the product label. A fully transparent list makes it simple to check whether the ingredients included are included at effective levels.
- Clinically supported dosages - look for thoroughly researched and proven ingredients like Bacopa Monnieri (at 300 mg), Lion’s Mane (at 550 mg), Acetyl L-Carnitine (at 750 mg) and Citicoline (250 mg).
- A well-rounded comprehensive ingredient profile.
- Value for money - look at cost per serving and weight this against the expected results.
- High manufacturing standard - GMP-certified facilities and ideally US-based manufacturing ensure the product quality is high and that the product actually contains what's claimed.
The Best Alpha Brain Alternatives
1. ThinkEase - The Best Alpha Brain Alternative
ThinkEase has really impressed me. It's a thoughtfully formulated product, which draws from the latest scientific research and combines 15 different ingredients across 6 fully transparent blends. This all adds up to a nootropic supplement that supports all aspects of cognitive performance. So, if your reason for taking a brain supplement is to boost concentration when managing multiple demands, ThinkEase will work for you. Similarly, if you need more steady mental energy during sustained periods of work it has you covered. And if you want to improve your ability to learn and remember information it'll work for you.

My Professional and Personal Observations
I've been using ThinkEase for 4 months now and it's clear that it's a highly effective product. It works better than any other brain supplement I've used. It's made a substantial difference to my focus and productivity. It's also been impressive in improving my memory, reducing brain fog and my mental clarity has consistently improved over the past few months. One of the best things about ThinkEase is that it works to effortlessly improve mental performance without the jitters associated with caffeine based supplements. It's highly effective in making working sessions much more productive - and less stressful.
I've assessed ThinkEase's formulation in detail and it uses a broader spectrum of ingredients than almost any other brain supplement. By that I don't just mean the number of ingredients, but the number of optimally dosed ingredients.
ThinkEase Ingredients
Focus Blend: N-Acetyl L-Tyrosine (275 mg), Rhodiola Extract 1% (200 mg), L-Theanine (200 mg)
Memory Matrix: Bacopa Monnieri Extract (300 mg, standardized to 50% Bacosides), Citicoline (250 mg), Spanish Sage (25 mg)
Clarity Complex: PQQ (10mg), Pine Bark Extract (75 mg)
Learning Booster: Acetyl L-Carnitine (750 mg), Lion’s Mane Powder (550 mg)
Productivity Enhancer: Vitamin B6 (2.5 mg, 147% DV), Vitamin B9 (Folate, 100 mcg DFE, 25% DV), Vitamin B12 (Methylcobalamin, 7.5 mcg, 313% DV), Lutein (10mg), Zeaxanthin (2mg)
Brain Health Formula: Phosphatidylserine 20% (100 mg)
Other ingredients: Organic Nu Flow, Premium Grade Pullulan Capsule.
Scientific Assessment
Having studied ThinkEase's ingredient composition in detail, it's clear just how good a product it actually is. It's been carefully composed and every ingredient is there for a clear reason. Just as importantly, every ingredient, without exception is present in the amounts proven to be effective in clinical research. The formulation is divided into 6 blends, each of which has a clearly stated goal. It's fair to say that some ingredients have multiple benefits, but the categorization of the formulation into these different blends is helpful and provides a window into the product's development process.
I'll start with the Focus Blend. This include 275mg of N-Acetyl L-Tyrosine, which works to strengthen working memory and improve mental performance, particularly under difficult or stressful conditions [7]. It also includes 200mg of Rhodiola Rosea and importantly uses a standardized extract which means it will work as intended as [8]. The Focus Blend is rounded out with the optimal amount of L-Theanine to create a calm steady focus - focus without anxiety or drowsiness [9].
The Memory Matrix has a solid 300mg serving of Bacopa Monnieri Extract, which works to improve memory and increase cognitive processing which helps recall. It an ingredient other supplements frequently use but often under-dose [10], again the use of a standardized extract is great to see. Citicoline also forms part of this blend and works to improve neuron health and communication within the brain, again the 250mg dose is perfectly aligned with the science [11]. Finally, there's Spanish Sage, which is also widely recognized for its memory boosting properties.
Now onto one of the single most impressive parts of ThinkEase's formulation. It's highly unusual to see a brand in the nootropic space that invests in including Acetyl L-Carnitine, it's very rare to see because its such an expensive ingredient. Yet, ThinkEase has 750mg which works to strengthen mitochonidrial energy production, which in turn increases mental processing speed [12]. I was also very impressed to see just how much Lion's Mane is included too. Lion's Mane has been shown to increase Nerve Growth Factor (NGF) and improve brain plasticity - ThinkEase includes more than other nootropic supplements with 550mg.
ThinkEase's Clarity Complex has 120mg of Ginkgo Biloba, 75mg of Pine Bark Extract and 100mg of Korean Extract. Again each is correctly dosed - and together they improve blood flow within the brain, thereby promoting greater clarity - whilst also reducing oxidative stress, the main driver of brain fog.
The Productivity Enhancer blend has a B-Vitamin complex, vitamins vital to mental energy and nervous system function. In turn this helps sustain effort over longer periods of time and increase productivity. The Brain Health formula rounds out the ingredient list with 100mg of Phosphatidylserine, which again is a standardized extract.
Summary
ThinkEase is the best nootropic supplement I've tested. Its scientifically validated ingredient profile and comprehensive effectively-dosed blends add up to a really solid brain supplement. Not only that, but the inclusion of Acetyl L-Carnitine and a huge 550mg of Lion's Mane is especially noteworthy. My own experiences were beyond what I've experienced from any other nootropic supplement and I don't hesitate in recommending it to anyone looking for a superior alternative to Alpha Brain - or any other nootropic supplement for that matter.
2. Mind Vitality - Second Best Alternative to Alpha Brain
Mind Vitality is a relatively new supplement, its nonetheless a good nootropic supplement. That said it's more effective as a moderate focus aid, rather than as an all round heavy hitter. Mind Vitality includes reasonable amounts of Lion's Mane, Bacopa Monnieri, N-Acetyl L-Tyrosine and Choline. However, it doesn't include Acetyl L-Carnitine, Citicoline or L-Theanine. It therefore won't deliver the same results as ThinkEase, which is why we've placed it second, but it will help with your focus.

My Professional and Personal Observations
I trialed Mind Vitality for 3 months in total and found it helpful for improving focus. Yes, it's not as robust or comprehensive as ThinkEase in doing so, but it will improve your ability to keep focused on a task. I first started to notice some improvements to focus after 4-5 days and the improvement was sustained for the remainder of my test period. Mind Vitality does claim some further benefits beyond focus, but its formulation and my own experiences didn't align with these. Nonetheless it's a good product, but more work in a narrower way. This in't surprising as it doesn't include key nootropic ingredients like Acetyl L-Carnitine, L-Theanine or among others.
Mind Vitality Ingredients
Lion's Mane (500mg), Bacopa Monnieri (300mg), N-Acetyle L-Tyrosene (250mg), Choline (250mg), Ashwagandha (200mg), Rhodiola Extract (200mg), Ginseng Korean (100mg), Phosphatidylserine (100mg), Mucuna Extract (75mg), Pine Bark Extract (75mg), Ginkgo Biloba (50mg), Huperzia Serrata (200mcg), B1 (Thiamine HCL) (100mg), B3 (Niacin) (12.5mg), Vitamin B6 (5mg), Vitamin B9 (100mcg), Vitamin B12 (5mcg)
Other ingredients: Microcrystaline Cellulose, Croscarmellose Sodium, Stearic Acid, Magnesium Stearate, Di-tab.
Scientific Assessment
Mind Vitality is formulated as a somewhat targeted solution for people looking for improved focus. The ingredients it does include are logical and for the most part fairly well dosed. It includes Lion's Mane, albeit at the low end of the effective range, but enough to support cognitive function [13]. The correct amount of Bacopa Monnieri is present at 300mg, which I liked to see as it's a nootropic ingredient that works consistently well in improving memory retention [14]. The amount of L-Tyrosine included is slightly lower than I'd like to see, but it's reasonable to expect some benefit in improving mental performance under stressful conditions. One ingredient I'm ambivalent about is ashwagandha. It's no bad thing to include it, but it's not really a potent nootropic and the 200mg included in Mind Vitality will only have a mild calming effect. A far larger amount of ashwagandha would be necessary to realize its neuroprotective benefits. Which lead on to one of the big omissions - L-Theanine is conspicuous by its absence. My guess is that the aim was to use ashwagandha to create a calming effect instead of L-Theanine, but it's a poor substitution in my view.
Rhodiola is included in a scientifically robust amount, as is Korean Ginseng and Phosphatidylserine. Also included is 75mg of Mucuna Extract and the same amount of Pine Bark Extract. One ingredient I was especially disappointed by was the inclusion of an ineffective amount of Ginkgo Biloba - the 50mg present won't realize any meaningful benefits, so it may as well have not been included [15].
Unusually, Mind Vitality includes Huperzia Serreta, which does have well documented cognitive benefits, but it's not recommended to supplement with Huperzia for more than 6 months, which severely limits how helpful Mind Vitality can be over sustained period [16]. Mind Vitality's dosage is at the upper end, underscoring this concern further.
Rounding out the formula is a range of B-Vitamins which help overall brain health.
Summary
I'd summarize Mind Vitality as a good focus based nootropic supplement. I won't work as effectively as ThinkEase, even for focus, but if you want a product specifically to support focus and nothing more it could be a good option for you.
3. NooCube - Third Best Alternative to Alpha Brain
NooCube been in the nootropic supplements space for sometime. The brand reformulated a year ago in an attempt to regain relevance and utilize some of the more recent research into nootropic substances. As such, allergens have been removed but I think it's also fair to say that NooCube's formulation is still overly influenced by Alpha Brain's. The inclusion of ingredients that are now known not to be particularly effective, such as Cat's Claw Extract, seems to be a hangover of this starting point for the brand. Nonetheless, it's a better option than Alpha Brain, but not as effective as more comprehensive cutting-edge products like ThinkEase.

My Professional and Personal Observations
Based on my own experience after testing NooCube for 16 weeks, I found it provided a good improvement to short-term focus. It doesn't match the boost experienced with ThinkEase and misses the wider benefits, but it's a good product overall. The range of ingredients used is broadly logical, but it's worth understanding that some ingredients like Cat's Claw aren't known to have meaningful cognitive benefits, as such NooCube's formula is perhaps slightly dated despite a recent rework. Most ingredients are well dosed, but Bacopa, L-Theanine and Korean Ginseng are present in too amounts to be effective.
The inclusion of Lutemax 2020 is an interesting addition, but I'm skeptical that there a sufficient amount to have any meaningful benefit. I couldn't discern any benefit from Lutemax being included, but blue light protection isn't something than can be qualitatively assessed.
NooCube Ingredients
LuteMax 2020 (undisclosed), Bacopa Monnieri (250mg), Panax Ginseng 200:1 Concentrate (20mg), Pterostilbene (140mcg), Resveratrol (14.3mg), L-theanine (100mg), L-tyrosine (250mg), Choline (250mg), Cat’s claw 4:1 Concentrate, Vitamin B1 (1.1mg), Vitamin B7 (50mcg), Vitamin B12 (2.5mcg)
Other ingredients: Microcrystaline Cellulose Capsule Shell (Hydroxypropyl Methylcellulose), Maltodextrin, Silica, Magnesium Stearate.
Scientific Assessment
From a scientific perspective, my view is that NooCube's formulation is fairly simple. As with Mind Vitality, it principally works to enhance focus. The range of ingredients used is reasonably broad, but some key ingredients are missing and others are dosed lower than the science suggest is necessary for them to be effective as nootropics. For example, NooCube only includes 250mg of Bacopa Monnieri, less than the required 300mg amount [17]. In exactlly the same vein, it's great that NooCube (unlike Mind Vitality) includes 100mg of L-Theanine, but it's a shame that it's far less than the 200mg required to be effective in promoting calm focus [18].
NooCube has a slightly low, but still helpful amount of L-Tyrosine which works to improve mental performance, particularly in difficult or stressful situations [19]. Choline is present, which is inferior to Citicoline, but will still provide a degree of learning and memory support [20].
Somewhat unusual ingredients NooCube includes are resveratrol and pterostilbene can provide some anti-oxidant support and possible a degree of neuroprotection, but the amounts used are low which may render them ineffective [21]. Another unusual ingredient is Lutemax 2020, which claims to provide blue light protection, but the amount used is undeclared, meaning its impossible to assess scientifically and is perhaps likely to be present only in trace amounts. Cat's Claw is also an unusual ingredient, but its nootropic benefits aren't well documented.
NooCube also has a B-Vitamin complex, but the amounts used are more in line with a multi-vitamin and too low to lead to tangible cognitive benefits.
Summary
NooCube is a good product, if perhaps slightly in need of an update. It certainlly provides more tangible benefits than Alpha Brain, but in its current incarnation can't compete with the top supplement on this list.
Top Nootropic Supplements Comparison vs Alpha Brain
Ingredient | ThinkEase | Mind Vitality | NooCube | Alpha Brain |
---|---|---|---|---|
Vitamin B6 | 2.5mg | 5mg | None | Undisclosed (likely ineffective) |
Vitamin B9 | 100mcg | 100mcg | None | None |
Vitamin B12 | 7.5mcg | 5mcg | 2.5mcg | None |
Acetyl L-Carnitine | 750mg | None | None | None |
Lion's Mane | 550mg | 500mg | 500mg | None |
Bacopa Monnieri | 300mg | 300mg | 250mg (ineffective) | Undisclosed (likely ineffective) |
N-Acetyle L-Tyrosine | 275mg | 250mg | 250mg | None |
Citicoline | 250mg | 250mg (only Choline) | 250mg (only Choline) | None |
L-Theanine | 200mg | None | 100mg (ineffective) | None |
Rhodiola Extract | 200mg | 200mg | None | None |
Ginkgo Biloba | 120mg | 50mg | None | None |
Korean Ginseng | 100mg | 100mg | 20mg (ineffective) | None |
Phosphatidylserine | 100mg | 100mg | None | None |
Pine Bark Extract | 75mg | 75mg | None | None |
Spanish Sage | 25mg | None | None | None |
Alpha GPC | None | None | None | Undisclosed (likely ineffective) |
Ashwagandha | None | 200mg | None | None |
Huperzia Serrata | None | 20mcg (ineffective) | None | Undisclosed (likely ineffective) |
Vitamin B1 | None | 100mg | 1.1mg (ineffective) | None |
Vitamin B3 | None | 12.5mg | None | None |
Caffeine | None | None | None | 100mg |
Cat's Claw Extract | None | None | Undisclosed (likely ineffective) | Undisclosed (likely ineffective) |
Vitamin B7 | None | None | 50mcg | None |
Oat Straw Extract | None | None | None | Undisclosed (likely ineffective) |
L-Leucine | None | None | None | Undisclosed (likely ineffective) |
Vinpocetine | None | None | None | Undisclosed (likely ineffective) |
Pterostilbene | None | None | None | Undisclosed (likely ineffective) |
Clean Ingredient Profile | Yes | No | No | No |
Premium Grade Capsule | Yes | No | No | No |
Alpha Brain Alternatives - Overall Recommendation
ThinkEase - The Best Alternative To Alpha Brain

If you're want to significantly improve your ability to focus, be more productive - or strengthen your memory or mental clarity, ThinkEase just works. Unlike Alpha Brain, ThinkEase has a very comprehensive range of ingredients, all of which are provided in clinically effective amounts.
Everything on the ingredients list is fully disclosed (not hidden behind an opaque proprietary blend in the way Alpha Brain's ingredients are). The amount of each ingredient is optimized to make a significant difference to one or more facets of cognitive performance or brain health. One standout is the inclusion of Acetyl L-Carnitine. It's an ingredient most brain supplements don't include for reasons of cost, but it boosts energy production in the brain and helps keep your mind sharp and improves mental resilience. ThinkEase includes the highest dose of Lion's Mane available in a nootropic supplement. This supports neurogenesis, the process of creating new neurons in the brain, something critical to most aspects of cognitive performance.
Alongside these heavy hitting ingredients, ThinkEase's comprehensive formulation includes robust amounts of Bacopa Monnieri, Citicoline, Ginkgo Biloba and Pink Bark Extract and more. That means significantly improved focus, memory recall and mental performance. all of which I experienced first hand.
Overall, ThinkEase is a premium, transparent formula that works to give you a real cognitive advantage.
Overall Assessment
When it comes to finding the right nootropic for your needs, it's almost inevitable that you'll come across Alpha Brain, so prevalent is the brand's heavy focus on marketing. But, as we've discussed, the product isn't isn't invested in to anything like the same extent. There a a number of better options available. The best of these works to increase focus, productivity, memory, mental clarity and overall cognitive performance. Others work well as simlar focus enhancers.
Based on my own professional assessment, combined with using the products directly myself, it's clear ThinkEase is a much more effective nootropic supplement than Alpha Brain - actually delivering the results it promises. In my view it a great option for beginners and experienced nootropic users alike. If you're looking for a straightforward, but highly effective alternative to Alpha Brain, ThinkEase would be my top recommendation.
References and Further Reading
- https://pmc.ncbi.nlm.nih.gov/articles/PMC10196566/
- https://pubmed.ncbi.nlm.nih.gov/19160216/
- https://www.semanticscholar.org/paper/Improving-effects-of-the-mushroom-Yamabushitake-on-Mori-Inatomi/d9e28bb03350eaa011fcb5d3167458c892f74022
- https://pmc.ncbi.nlm.nih.gov/articles/PMC7284336/
- https://www.researchgate.net/publication/269459216_The_Neuropharmacology_of_L-TheanineN-Ethyl-L-Glutamine
- https://pmc.ncbi.nlm.nih.gov/articles/PMC10389840/
- https://pubmed.ncbi.nlm.nih.gov/17585971/
- https://pubmed.ncbi.nlm.nih.gov/17990195/
- https://www.sciencedirect.com/science/article/abs/pii/S0301051106001451
- https://www.semanticscholar.org/paper/The-chronic-effects-of-an-extract-of-Bacopa-on-in-Stough-N./7dd2e7ba5a579ce4aae65a7b73c889dc66787ea4
- https://pubmed.ncbi.nlm.nih.gov/21432836/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC11055039/
- https://www.mushroomcouncil.com/wp-content/uploads/2023/08/Phytotherapy-Research-2008-Mori-Improving-effects-of-the-mushroom-Yamabushitake-Hericium-erinaceus-on-mild-3.pdf
- https://pubmed.ncbi.nlm.nih.gov/26032841/
- https://pubmed.ncbi.nlm.nih.gov/2947109/
- https://www.semanticscholar.org/paper/Neuroprotective-Effects-of-Huperzine-A-Wang-Tang/e0c89c48b60e57a467acb4221cf7ec2d7f61bd27
- https://research.monash.edu/en/publications/the-chronic-effects-of-an-extract-of-bacopa-monniera-brahmi-on-co
- https://pubmed.ncbi.nlm.nih.gov/16930802/
- https://www.semanticscholar.org/paper/Tyrosine-supplementation-mitigates-working-memory-Mahoney-Castellani/c1afc5f4b4a5fccc92745bd084e0acaf01f832bb
- https://www.cochranelibrary.com/central/doi/10.1002/central/CN-00522806/full
- https://pubmed.ncbi.nlm.nih.gov/20357044/