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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 6,091-6,100 of 11,986 reviews
Mar 29, 2025
Reviewer name: talk2tina_7434
4 out of 5 stars
4 out of 5 stars review

Good Product!

[This review was collected as part of a promotion.] I have been taking these for about a month and I don't know if they improved my memory or focus but there are no bad side effects so I'm going to keep taking them because I have been in a better mood lately

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Aug 21, 2024
Reviewer name: bhandariji
4 out of 5 stars
4 out of 5 stars review

Alpha BRAIN®: A Noticeable Boost for Mental Clarity

[This review was collected as part of a promotion.] Alpha BRAIN® daily cognitive support supplements have been a game-changer in my daily routine, earning 4 out of 5 stars. I've noticed a clear improvement in my focus and mental clarity, especially during busy workdays. The packaging is sleek and practical, with a compact bottle that’s easy to carry around. The taste is neutral—no weird aftertaste, which is a big plus for me. In terms of value, it’s a bit on the pricey side, but considering the effectiveness, it's worth the investment. The ingredients are high-quality and thoughtfully chosen, with no unnecessary fillers. While it’s not a magic pill, it’s a solid option for anyone looking to enhance their cognitive performance naturally.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 19, 2018
Reviewer name: emily84
1 out of 5 stars
1 out of 5 stars review

Terrible side effects

I guess I'm that small percentage that has terrible side effects from this. I took it for the first time last night after I ate and my dreams last night were so intense! I tried waking myself up from them but, couldn't get out of it. Now I'm sitting here so insanely nauseous and jittery and I want to throw up. I would say that this is definitely not for everyone.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Apr 13, 2025
Reviewer name: nazirs1_5400
4 out of 5 stars
4 out of 5 stars review

Great product!

[This review was collected as part of a promotion.] I’ve been using Alpha Brain for a few weeks now, and overall I’m pretty impressed. I mainly wanted something to help with focus and mental clarity without relying on caffeine, and this definitely delivered. I notice I stay sharper during long work sessions, and my thoughts feel a bit clearer, especially in the mornings. It’s not like some magic pill where you feel superhuman, but it does give a noticeable boost in concentration. The fact that it’s stimulant-free is a big plus for me since I don’t like the jittery feeling I get from other supplements.

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

Focus pills

[This review was collected as part of a promotion.] These amazing tablets help with memory, reaction time and d optimized focus. They are made with science backed ingredients! The ingredients are high quality. They are pretty pricey but you do get a lot of benefits from them! Packaging is fine.

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

Focus

[This review was collected as part of a promotion.] I am so happy I got to try the Onnit Alpha BRAIN® supplements. These supplements are made of a nootropic formula that supports memory, focus, and clear thinking. They are perfect for work or school. Best of all, they are caffeine free. I highly recommend.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 26, 2025
Reviewer name: harrisonn2_1975
5 out of 5 stars
5 out of 5 stars review

Great

[This review was collected as part of a promotion.] I’ve been trying Onnit Alpha Brain for the past few weeks and have some positive impressions to share. First off, the packaging design is very sleek and professional. The dark tones combined with clean branding give it a premium and trustworthy look — it immediately feels like a product made for high-performance individuals. In terms of effectiveness, I started to notice a difference after about a week of use. My mind felt clearer, focus improved, and I was able to stay mentally sharp even during long hours of work. One thing I really appreciate is that the product supports memory and cognitive function without any noticeable jitters or crashes.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jul 12, 2025
Reviewer name: breezy92_1426
1 out of 5 stars
1 out of 5 stars review

It’s a No From Me

[This review was collected as part of a promotion.] I generally don’t care for products created by misogynists. While Joe Rogan no longer “owns” Onnit, he remains a stakeholder. I didn’t find this product to be effective, nor particularly helpful. Packaging is fine, didn’t taste much as you just swallow it, and I honestly would never buy this.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 21, 2025
Reviewer name: fncam_6138
5 out of 5 stars
5 out of 5 stars review

Easy to swallow

[This review was collected as part of a promotion.] I recently started taking Alpha Brain by Onnit. It’s a supplement that helps with focus, memory, and reaction time. The bottle is small and easy to carry, and the capsules are easy to swallow. After a few days, I noticed I was a bit more focused when doing my work and thinking felt a little clearer. I didn’t feel jittery or have any bad side effects, which is great because I don’t like feeling nervous or shaky from some supplements. So far, I’m happy with it. I plan to keep using it to see if the benefits keep getting better. I would recommend Alpha Brain to anyone who wants a little extra help staying focused and sharp during busy days.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Sep 4, 2024
Reviewer name: honeyamirite
3 out of 5 stars
3 out of 5 stars review

Did Improve Focus!

[This review was collected as part of a promotion.] Ever since I was young I’ve struggled to stay focused for longer periods of time to the point I couldn’t handle college. I use duo lingo daily and for the consecutive 3 days I took Alpha BRAIN I was so focused and clear that I did it productively for a few hours. I’ve only done 30 minute spurts in the past and with Alpha BRAIN I literally didn’t want to stop. Personally it really works for my focus and clarity. The only reason I’m not rating it 5 stars is because it makes me feel really nauseas a few hours after taking it, even when taken with food.

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

Thanks for giving Alpha Brain a shot and for sharing your experience! Everyone can respond differently to a formula like this, and we're happy to help with some supplement tips and/or to help facilitate a return. Please email Help@Onnit.com for further assistance with your order!