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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 6,891-6,900 of 11,986 reviews
Mar 21, 2025
Reviewer name: samanthat177_7969
2 out of 5 stars
2 out of 5 stars review

Not for me.

[This review was collected as part of a promotion.] I’ve been trying Onnit Alpha Brain to see if it really helps with focus and memory, and overall, it’s okay but not mind-blowing. Some days, I do feel like my concentration is a little sharper, and I’m able to stay on task better. Other days, I don’t really notice much of a difference. It seems like the effects vary, and I’m not sure if it’s placebo or actually working. One thing I do like is that it doesn’t contain caffeine, so there’s no jittery feeling or crash later. That said, I’ve read that some people experience mild side effects like headaches or an upset stomach, though I personally didn’t have any major issues. The biggest downside is the price—considering the mixed results, it feels a little expensive for what it does. If you’re looking for a natural nootropic and don’t mind experimenting, it might be worth trying. Just don’t expect dramatic changes overnight. It’s more of a subtle boost that may or may not work for you depending on your body and brain chemistry.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 4, 2025
Reviewer name: chelseaa144_1865
5 out of 5 stars
5 out of 5 stars review

A must have!!

[This review was collected as part of a promotion.] I love these memory And focus vitamins. I actually think they might be helping a little bit. The ingredients are really good for you. It’s easy to digest. It doesn’t taste terrible and I just like how easy it was to read the bottle too and understand what it actually was.!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jul 24, 2025
Reviewer name: albedolu_5652
5 out of 5 stars
5 out of 5 stars review

Great option no caffeine!

[This review was collected as part of a promotion.] I tried AlphaBrain by Onnit, a caffeine-free nootropic designed to support memory, focus, and mental clarity. I appreciated the clean, smooth sense of focus it gave me—no jitters, no crash. The recommended dose is two capsules a day, and I found it easy to work into my routine. It includes ingredients like L-Theanine, Bacopa, and Alpha-GPC, known for their cognitive support. My mind felt more organized during long work sessions. However, the exact amounts of these ingredients are not disclosed, as they’re grouped into proprietary blends—so it’s hard to know how much of each you’re actually getting.

Review from onnit.com
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Jun 26, 2025
Reviewer name: andreac031c_3115
5 out of 5 stars
5 out of 5 stars review

Great product

[This review was collected as part of a promotion.] Doesn't have a bad taste. It is easy to swallow. Great packing. It took a little extra time to receive my order, so I haven't been able to take it very long, but I definitely noticed a difference with focusing longer.

Review from onnit.com
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Jun 24, 2025
Reviewer name: walidy_1542
5 out of 5 stars
5 out of 5 stars review

ALPHA BRAIN DAILY COGNITIVE SUPPORT

[This review was collected as part of a promotion.] I started taking Alpha Brain after hearing a lot of buzz around its cognitive benefits, and I’ve been pleasantly surprised. Within a few days, I noticed improvements in my ability to focus, especially during tasks that usually drain me mentally. My memory recall feels sharper, and my reaction time during workouts or while gaming seems more on point. It’s caffeine-free, which I appreciate, since it doesn’t leave me with crashes or jitters. I’ve been taking 2 capsules in the morning with breakfast and haven’t experienced any side effects. Overall, Alpha Brain is a solid option for anyone looking to boost brain performance naturally I feel way more focused and less spaced out in conversations. It doesn’t feel like a stimulant more like my brain is just “on” when I need it to be. My thoughts are clearer, and I remember stuff easier. No side effects so far either. It’s kinda pricey, but I’d say it’s worth it if you need that extra mental edge. Alpha Brain helps me stay focused and think more clearly without any crashes. I noticed better memory and reaction time within a few days. It’s a solid brain booster if you’re looking for a natural supplement.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 27, 2025
Reviewer name: nancyf114_3056
5 out of 5 stars
5 out of 5 stars review

Better energy level and concentration

[This review was collected as part of a promotion.] Since start using these I have noticed a positive difference with my concentration and being able to focus on tasks and my school work. My energy level has all improved. So far no side effects or any issues.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Sep 10, 2024
Reviewer name: vajoyce
4 out of 5 stars
4 out of 5 stars review

A bit more focused

[This review was collected as part of a promotion.] I believe this product did help me focus a little better compared to when not using the product. I just wish I saw a substantial result versus a little more focus/energy. There were no taste to the capsules, so that was a plus for me. I am definitely intrigued by the brand and look forward to any other products they create.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Apr 19, 2025
Reviewer name: cjb24_3945
3 out of 5 stars
3 out of 5 stars review

I appreciate them but do they work?

[This review was collected as part of a promotion.] I am 47 years old and I work full-time as well as I’m a single parent and own a small business. Having quick sharp thoughts is necessary in my career. I did take these supplements and I can’t say if I noticed a difference or not. It might be something that is just an overall general health benefit, but it wasn’t something that I could physically notice a difference from the taste was tasteless as you swallow the pills and the packaging looked great

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 29, 2025
Reviewer name: elizzababe_8899
1 out of 5 stars
1 out of 5 stars review

Not good vitamins for my stomach

[This review was collected as part of a promotion.] I recently tried these alpha brain vitamins- which did actually make me feel much more focused during work. However, I did notice that it made me feel a little nauseous, and didn’t sit well with my stomach. Overall, I don’t think I would continue to take this again, but it may work for someone else if they didn’t have stomach issues.

Review from onnit.com
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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. -- Cailee B. ONNIT Customer Service Associate #getonnit

Aug 23, 2023
Reviewer name: Jake
4 out of 5 stars
4 out of 5 stars review

Doesn't work for me but still a great product

The first dose I took of Alpha Brain I felt like I was zoned in. It felt amazing. But after the second dose I didn't feel any change or notice anything at all. I gave it another week just to make sure I wasn't just having an off day or two. I was really stoked to try this product, it just isn't for me. Great packaging, great marketing, I'm not really friendly to the automatic subscription(hence the 4/5 stars.) I hope this product works for you.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153