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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 4,011-4,020 of 11,986 reviews
Aug 6, 2025
Reviewer name: lesliem245_2168
4 out of 5 stars
4 out of 5 stars review

Definitely works

[This review was collected as part of a promotion.] Definitely effective. However, I did find that it made me a bit jittery. I can see how it would be a great focus aid and probably would have loved this in college. Would also be great if you get that afternoon slump and need to be on point for a big meeting. Had no taste and no other side effect that I noticed.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Aug 22, 2024
Reviewer name: shonaw9
3 out of 5 stars
3 out of 5 stars review

Didn’t work for me

[This review was collected as part of a promotion.] I been taking this product for a few weeks now. I’m not too sure I see a big difference compared to before. I’m not too keen on the taste, it makes me nauseas, and I thought I would be used to it after a few days but it’s been weeks and I still get nauseous. I don’t recommend

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

Thank you for sharing your experience with this formula, we’re sorry to hear that it wasn’t a positive one! Everyone's experience with supplementation is unique to them, and we would like to learn more about yours. You will be contacted by someone on our Customer Service team shortly so we can support you directly in this matter.

Apr 11, 2025
Reviewer name: tuyent4_8034
3 out of 5 stars
3 out of 5 stars review

It’s help!

[This review was collected as part of a promotion.] I’ve been taking this memory and focus supplement for a few weeks now, and I’ve definitely noticed a difference. I feel more alert during the day, and it’s been easier to concentrate, especially when I’m juggling tasks or trying to stay productive. It doesn’t make me feel jittery or overstimulated, which I really appreciate. The capsules are easy to swallow and don’t have a weird aftertaste. Overall, it’s a great supplement if you’re looking for a natural boost in mental clarity and focus.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jan 7, 2025
Reviewer name: danijenks_2366
5 out of 5 stars
5 out of 5 stars review

Good

[This review was collected as part of a promotion.] Pretty good! I’m not sure what the price of this is because I received it complementary in exchange for my honest review, but it seems to be a good quality product that works well. I appreciate that it comes in capsule form so there isn’t any weird taste to worry about.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Aug 15, 2024
Reviewer name: baotrando_4910
5 out of 5 stars
5 out of 5 stars review

Good for memory and focus!

[This review was collected as part of a promotion.] I have been using memory and focus supplement for awhile and i know its working. This one is the good one too. Good taste and easy to swallow. The package is seal well so i can store it safely. Approved!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Apr 13, 2025
Reviewer name: breanng6_1783
5 out of 5 stars
5 out of 5 stars review

Energy and focus

[This review was collected as part of a promotion.] Loves these vitamins! They were easy to take and don’t upset my stomach. I noticed an increase in focus after taking them for just one day. The affects increased throughout the day and I felt energized.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
May 13, 2025
Reviewer name: theabsoluteinfluenc_1199
5 out of 5 stars
5 out of 5 stars review

Caffeine-free

[This review was collected as part of a promotion.] Tried Alpha BRAIN for the first time and I can see why it’s so popular. It’s caffeine-free, which I love since I’m sensitive to stimulants, but it still gives a subtle mental clarity and focus boost. I’ve felt more dialed in while working without the jitters or crash. It’s only been a few days, so I’m curious to see how it performs long-term, but so far, it’s a solid start!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jul 13, 2025
Reviewer name: thepastyharlot_9094
5 out of 5 stars
5 out of 5 stars review

Truly Work!

[This review was collected as part of a promotion.] It’s crazy to think that a supplement sans caffeine can actually keep me awake all day at work. I’m on meds that make me very sleepy and I struggle trying to maintain focus when I’m in the office. Two of these with a light breakfast helped me to stay alert for longer. Try to take them fast so you don’t have to taste them. I was pleasantly surprised at how well these worked!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 18, 2025
Reviewer name: cisnerosr1_9253
5 out of 5 stars
5 out of 5 stars review

Totally recommended!!

[This review was collected as part of a promotion.] I tried Onnit Alpha BRAIN and was honestly impressed with how effective it was. I felt more focused and mentally clear within a few days, especially during work or tasks that needed concentration. The capsules are easy to swallow with no weird aftertaste, and I love that the ingredients are natural and caffeine-free, so there were no jitters or crashes. The packaging looks clean and professional, and the product feels high quality. While it’s a bit more expensive than some other options, I think the results and ingredient quality make it worth it.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Oct 1, 2024
Reviewer name: cjones901
3 out of 5 stars
3 out of 5 stars review

Just meh

[This review was collected as part of a promotion.] I took these for about four weeks and didn’t notice a difference so I’m not apt to recommend. The taste isn’t bad and the ingredients look good. I have no complaints about the packaging or the value for the money. These just weren’t for me.

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

Thanks for taking the time to share your experience! We're sorry to hear that Alpha Brain wasn't the right fit for you. It's expected that we have a range of responses since supplementation is not one size fits all. Sometimes it can take a few tries to notice these effects. Experimentation is key! That being said, we would never want you to feel stuck with a product that didn't meet your expectations, and if you reach out to our Customer Service team, they'd be happy to help further!