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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 6,001-6,010 of 11,986 reviews
Feb 6, 2025
Reviewer name: heymrsmatheny_4538
5 out of 5 stars
5 out of 5 stars review

A good product to help you focus!

[This review was collected as part of a promotion.] I am a teacher, mom, and grad school students so this has become my new study buddy! I appreciate a supplement that I can just swallow so I don't have to taste it. It really does work on helping me focus and completing tasks. I also appreciate how the package tells you exactly what kind of daily cognitive support you are going to be getting. It promotes focus, memory, and reaction time. A really cool product!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jul 11, 2025
Reviewer name: katieh697_7396
5 out of 5 stars
5 out of 5 stars review

So far, really happy with the results!

[This review was collected as part of a promotion.] I got Alpha Brain for my mom to help with her focus and memory. After using it for just a week, she already feels more clear-headed and alert. She says it's easier to stay focused during the day. So far, really happy with the results!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jul 8, 2025
Reviewer name: chrish273_488
4 out of 5 stars
4 out of 5 stars review

No fatigue

[This review was collected as part of a promotion.] Alpha Brain gave me noticeable mental clarity and sharper focus without any caffeine jitters or crash. It's a bit pricey, but the natural ingredients and clean boost in productivity made it worth it for me. Great for staying sharp during long workdays or creative tasks.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Mar 21, 2025
Reviewer name: alyssashabadabading_3520
3 out of 5 stars
3 out of 5 stars review

They’re Ok, Good Ingredients

[This review was collected as part of a promotion.] Alpha Brain Daily Cognitive Support is an overall good product, but I didn’t notice a huge difference in focus any of the times I took them though. I noticed a slight bit more energy though. They do contain generally good for you in ingredients like B6, L-Thyosine, L-Theanine and more, so I do think they are beneficial to your overall health. They are caffeine free., which is great. The tablets are pretty large, and you need to take 2. There are 15 servings in the bottle, so if you took daily, you would need 2 bottles per month. I think this is a good product overall, but I think they could be improved if the capsules were smaller and they had a more noticeable effect.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Aug 17, 2024
Reviewer name: corinnem21
1 out of 5 stars
1 out of 5 stars review

Alpha brain

[This review was collected as part of a promotion.] Alpha brain capsules made me a little nauseous and upset my stomach so I wasn’t able to get the full effect unfortunately. I wasn’t able to use it more than that one day but it may work better for others.

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.

Jun 18, 2025
Reviewer name: alezamudioh_5057
3 out of 5 stars
3 out of 5 stars review

Cognitive

[This review was collected as part of a promotion.] I don't usually buy supplements, because they are products for situations with deficiencies. However, for the cognitive issue and concentration based on their ingredients and their scientific basis, they provide an improvement in the areas they promise. These capsules have organic ingredients and of animal origin, they did not cause side effects, however, I did not notice any difference

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Aug 25, 2024
Reviewer name: rashidaf1
4 out of 5 stars
4 out of 5 stars review

Worth a try

[This review was collected as part of a promotion.] I did see a difference after a few days. I felt sharper, more aware, more alert. I do believe with consistent use, this product can seriously help with brain function. The capsule didn’t have a bad taste; no taste at all. Definitely worth a try.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Aug 18, 2024
Reviewer name: giovannaf4a36
4 out of 5 stars
4 out of 5 stars review

Less stress and able to focus

[This review was collected as part of a promotion.] I’ve been taking these for a little over a week. I feel like I’ve needed something like this for a while. I’ve been stressing at work and unable to really focus on anything. Since I’ve been taking these, I feel less stress. Which now I feel like I could focus on things a little more. I also feel like I have a little bit more energy. The pills don’t really have any taste to them or any aftertaste which is good. They’re not too big so it’s easy to swallow. Will definitely continue to take.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 24, 2025
Reviewer name: ylizethov_2471
5 out of 5 stars
5 out of 5 stars review

helps support focus, memory, and Reaction time

[This review was collected as part of a promotion.] I received this excellent supplement to helps support focus, memory, and Reaction time!! Just 2 tablets after your meal and you will feel super active and you will notice the difference in a few days!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Oct 22, 2024
Reviewer name: miar133
1 out of 5 stars
1 out of 5 stars review

First time trying

[This review was collected as part of a promotion.] This was my first time trying these kind of supplements and I didn't notice any difference. I took these as recommended and I felt the same. My husband also gave them a try and he didn't feel anything different. Maybe this is great for other people but it didn't work for me.

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

​Thanks for leaving a review about your experience with Alpha Brain! We’re bummed to hear that you didn’t have the experience that you expected while taking it. Everyone's experience with supplementation is unique to them, depending on the needs and sensitivities of their body. Feel free to reach out to our team at help@onnit.com if you need additional supplement tips or support!