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Customer reviews for ONNIT Alpha BRAIN Nootropic Brain Health Supplement Capsules, 78 ct. for
ONNIT Alpha BRAIN Nootropic Brain Health Supplement Capsules, 78 ct.
3.8 out of 5 stars
stars
12K ratings11.9K reviews
  1. 5 stars52% (6,258)
  2. 4 stars15% (1,793)
  3. 3 stars10% (1,251)
  4. 2 stars7% (859)
  5. 1 star16% (1,909)

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Showing 4,401-4,410 of 11,986 reviews
Jun 23, 2025
Reviewer name: mit12_9184
5 out of 5 stars
5 out of 5 stars review

Focus, Clarity, and Mental Drive Without the Crash

[This review was collected as part of a promotion.] As a researcher, focus is my priority. Alpha BRAIN by Onnit is one of the most recognized nootropic supplements, and after trying it, I can see why it’s sold over 7.5 million bottles. Designed to support memory, focus, and mental clarity, it gave me a noticeable cognitive boost especially during busy workdays or deep creative sessions. What really sets it apart is that it’s completely caffeine free, which makes it ideal if you’re sensitive to stimulants or want mental support without the jitters. With ingredients that promote alpha brain wave production and neurotransmitter support, I found myself slipping into a productive “flow state” more easily and staying focused longer. While results can vary from person to person and it’s not a substitute for sleep or hydration, it’s a solid tool in my daily productivity toolkit when I need to be dialed in.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Sep 3, 2024
Reviewer name: samanthalamoree
5 out of 5 stars
5 out of 5 stars review

Limitless

[This review was collected as part of a promotion.] Right away, I noticed a significant increase in my ability to focus and multitask. This supplement is ideal for more concentration during work AND workouts. Definitely a quality solution in terms of cost, ingredients and overall effectiveness! Highly recommend.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 22, 2025
Reviewer name: danielag575_6735
5 out of 5 stars
5 out of 5 stars review

Less mental fatigue

[This review was collected as part of a promotion.] Alpha Brain has been a surprisingly effective addition to my daily routine, providing a noticeable boost in mental clarity and focus. I seemed to experience less mental fatigue throughout the day, feeling more energized and sharp even after hours of demanding mental work. Such a wonderful product!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Aug 16, 2023
Reviewer name: Falkyn
3 out of 5 stars
3 out of 5 stars review

Did yall change the formula?!

I have been a user for Alpha Brain for a while. However, recently, I've noticed something significantly different. Before, I would empty the contents of the capsule into a mixture drink of apple juice, coconut juice, and spritzer water - the Alpha Brain contents would eventually dissolve in the mixture. Now, when I empty the contents of the capsule into the mixture drink from my most recent shipment of Alpha Brain - the Alpha Brain contents do not dissolve, it clumps instead. What did yall do with it, Onnit?!?!?!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
reply from Onnit Customer Service

Thanks for leaving the time to leave a review. There have been no changes to the formula. That being said, if you are ever dissatisfied with your order, you can always contact our Customer Service team for further assistance!

Jun 26, 2025
Reviewer name: lanyshaa1_4074
4 out of 5 stars
4 out of 5 stars review

Perfect brain boost

[This review was collected as part of a promotion.] I’ve been trying out Onnit Alpha BRAIN, and I’m genuinely impressed! As someone who’s always juggling a lot, this nootropic has helped me feel more focused and mentally sharp without the crash of caffeine. I noticed better concentration during work and creative tasks, and I love that it’s made with natural ingredients like Bacopa and Alpha-GPC. It’s gentle on the system but still effective. The only downside? It’s a bit on the pricey side—but for clearer thinking, it might be worth it! If you’re looking to boost your brainpower naturally, this could be your new go-to.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jul 15, 2025
Reviewer name: lanak47_2184
5 out of 5 stars
5 out of 5 stars review

👍

[This review was collected as part of a promotion.] I’ve been taking Alpha Brain for a few weeks now, and I can honestly say I notice a difference. I feel like my focus and mental clarity have improved, especially on busy workdays when I need to stay sharp. It doesn’t give me any jitters or weird crashes like some other supplements do — it feels very smooth and natural. I really appreciate that it’s made with quality ingredients and no caffeine, so I can still enjoy my coffee without overdoing it. I wouldn’t say it’s a magic pill, but it does help me feel more “in the zone” and organized when I have a lot on my plate. For me, it’s worth trying if you want a gentle boost for productivity and memory.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Apr 7, 2025
Reviewer name: zakkiyahp_5762
5 out of 5 stars
5 out of 5 stars review

Moment of clarity

[This review was collected as part of a promotion.] I’m definitely seeing a difference in my energy and my focus. I been taking this every other day and it’s been working. I’m enjoying this state of clarity. I’m gonna have to order more of these. Definitely going to be apart of my routine

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jan 20, 2022
Reviewer name: Kdani33
5 out of 5 stars
5 out of 5 stars review

Clean Mental Focus

First off, I'm an Advanced EMT/Firefighter in Atlanta GA. I bought Alpha brain 2 or so years ago after I sustained a concussion with spinal shock at work at the Fire Station. I started having memory issues and experiencing Aphasia (having issues with words). I had been a fan of Onnit and have several onnit fitness tools, as well as having read Aubrey Marcus' book, and decided to try Apha Brain. I was skeptical about if this product would actually help me because I had become so frustrated with my mental clarity after my concussion. However, I decided to give it a shot and I can tell you first hand how this product has had the most positive impact on my personal and work life. I can easily concentrate and get into a flow state when on scene. I can effectively lead, communicate and work in a critical time sensitive situations with patients with ease after taking this product. I don't get jittery or feel sick like with energy drinks. This is a clean mental focus and I'm so thankful to have found this product. Thanks Team Onnit!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
reply from Customer Experience

We're excited to hear how Alpha Brain has made such a positive difference for you and appreciate you leaving a review!

Mar 31, 2025
Reviewer name: kyanap3_4287
5 out of 5 stars
5 out of 5 stars review

Boosted Focus and Mental Clarity!

[This review was collected as part of a promotion.] Been using Alpha Brain by Onnit, and I’m impressed! It helps me stay focused and sharp throughout the day. I haven't noticed any unpleasant taste or smells, and the pills are pretty easy to swallow. I'm excited to see the long-term benefits.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jul 3, 2025
Reviewer name: rozya_3605
3 out of 5 stars
3 out of 5 stars review

Nice

[This review was collected as part of a promotion.] Not bad doesn’t have any taste, it’s a good value , ingredients is nice too I do not see any extras on it , for the effectiveness I didn’t notice any changes, so you can take it as a regular vitamin, I like the packaging.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153