Skip to Main Content
Sam's Club
Sam's Club
All Departments
All Services
Customer reviews for ONNIT Alpha BRAIN Nootropic Brain Health Supplement Capsules, 78 ct. for
ONNIT Alpha BRAIN Nootropic Brain Health Supplement Capsules, 78 ct.
Back to item details
3.8 out of 5 stars
stars
12K ratings11.9K reviews
  1. 5 stars52% (6,258)
  2. 4 stars15% (1,792)
  3. 3 stars10% (1,251)
  4. 2 stars7% (859)
  5. 1 star16% (1,909)

Member photos

Sort by |
Showing 8,891-8,900 of 11,986 reviews
Sep 12, 2020
Reviewer name: Bryan Bugtong
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Limitless

Works like a charm, don't believe me? Try it out yourself.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Apr 22, 2025
Reviewer name: Greg Cirigliano
2 out of 5 stars
2 out of 5 stars review

Verified Purchase

Perfect

I have been just this product off and on for a number of years

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

Thanks for taking the time to share this feedback with us! Sounds like you have had a good experience taking Alpha Brain for a while. If you'd like to change your rating from a 2 you can do so anytime. Cheers! -- Cailee B. ONNIT Customer Service Associate #getonnit

Oct 27, 2019
Reviewer name: Jayson L
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Alpha Brain 5 ⭐️

I’ve been a loyal user for years and I love the benefits.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Sep 9, 2022
Reviewer name: JBs1
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Absolutely Recommend

Highly recommend. Really helps focus and be on top of your game to be the best you.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Sep 14, 2020
Reviewer name: Pierreluc
1 out of 5 stars
1 out of 5 stars review

Verified Purchase

No good

I don't know what it is supposed to help with ..... It gives me heartache

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Dec 29, 2019
Reviewer name: Big Rich
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Aids in alertness

Aids in alertness, no side effects. Comes with seal to show any tampering. Great safety feature

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Oct 19, 2022
Reviewer name: Derek Sundstrom
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

A must every day!!

I love it. I can tell it gives me an extra edge to speak, remember, critical think and retain.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Feb 14, 2024
Reviewer name: Joao Gomes
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Alpha Brain Review

So far so good!! Thanks, I'll definitely buy again.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Oct 9, 2023
Reviewer name: Joestr8
1 out of 5 stars
1 out of 5 stars review

Verified Purchase

Alpha brain?

I didn't get any affect from this product, very disappointed!

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

Thanks for sharing your experience with Alpha Brain! We’re very sorry to hear that you didn’t notice any benefits. Being that we're all unique individuals, everyone's experience will be a little different. Please reach out to our customer service team directly by emailing help@onnit.com if you need further assistance!

May 13, 2021
Reviewer name: Anonymous
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Focused!

Helps me stay focused on long days of work! Great stuff

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153