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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 4,151-4,160 of 11,986 reviews
Jun 25, 2025
Reviewer name: ladyabigail_686
5 out of 5 stars
5 out of 5 stars review

Overall a good supplement for brain function!

[This review was collected as part of a promotion.] ~ Greetings, I received the Onnit Alpha Brain Supplement from Influenster and brand itself, for exchange of my honest review. I have to say though within the last three days that I have taken this supplement, my memory has been better, and as a result my motor skills also much improved! The results of these supplements in few days have improved my overall cognitive functioning as I was able to finish a book within the last three days. Usually when I start my day, I have lots to do and at the end of the day, I like to wind down. However, I noticed with this supplement my days started really early and ended later at evening completing my paperwork works, multi tasking a lot more as well as finishing a three hundred pages of book in three days. This supplement is nootropic formulation which it’s intend is geared towards improving human thinking, memory and learning. One situation however I noticed based on my own experience was that I wasn’t able to sleep the entire three nights for my mind was awake; other than that, the supplement worked great for me for having extra stamina to get through the day and complete multiple tasks at hand. This is a smaller bottle and comes with thirty capsules and the suggested intake at the back of the bottle are two capsules per day, which adds up for fifteen days of supplement.

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

Didn't make a huge difference to me

[This review was collected as part of a promotion.] These were easy to swallow, didn't have a bad taste. The packaging was easy to read and the quality of the ingredients were good, I just didn't really see a huge difference and not sure of its effectiveness. Maybe with continued use, I'd see a difference.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Sep 9, 2024
Reviewer name: kailynt11_3425
5 out of 5 stars
5 out of 5 stars review

Great cognitive support

[This review was collected as part of a promotion.] This product helps me focus and stay alert without making me jiggery. I work 9 hours a day and a mom of three kids so I usually get tired by the end of the day. This Alpha Brain supplement helps me maintain my energy level and memory. I feel like can accomplish more things than before. I highly recommend it to any adults, young or old.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jul 2, 2025
Reviewer name: kanwalh3_5074
5 out of 5 stars
5 out of 5 stars review

I like it

[This review was collected as part of a promotion.] Onnit Alpha Brain is a caffeine-free nootropic designed to support memory, focus, and mental clarity. Some users report improved concentration and a “flow state,” while others experience mild side effects like headaches. It’s a popular choice, but results can vary from person to person.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jul 14, 2025
Reviewer name: gwena909_7940
4 out of 5 stars
4 out of 5 stars review

Helpful

[This review was collected as part of a promotion.] I definitely notice improved focus and mental clarity, especially during busy workdays or study sessions. It doesn’t make me jittery like coffee, which I really appreciate. The capsules are easy to take, and I like that it’s made with natural ingredients. That said, the effects aren’t super dramatic—it’s more like a subtle sharpening of focus. Price is a bit high, but if you’re looking for a clean mental boost without stimulants, it’s worth a try!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 26, 2025
Reviewer name: kanchans4_8833
3 out of 5 stars
3 out of 5 stars review

Effective for some people and ineffective for some

[This review was collected as part of a promotion.] It is caffeine free, focused on mental clarity, verbal recall which effects due to aging, ingredients like backpack, huperzia may support memory but may effect people with soy allergies. But not very fast results, wait for at least six months to see effectiveness.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Mar 21, 2025
Reviewer name: rozie1972_3659
5 out of 5 stars
5 out of 5 stars review

Seems to work well for me!

[This review was collected as part of a promotion.] So, what I like most is it does NOT seem to require taking it every day to see benefits. On a few days I woke up feeling less than well rested, I have taken it in the morning and felt more "on point" with clearer thinking about an hour after taking. No caffeine, so that's a plus!

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Aug 8, 2018
Reviewer name: m18Carter
5 out of 5 stars
5 out of 5 stars review

Lives up to the HYPE!

This is hands down the best go to supplement for optimizing your cognitive function. It's not a pill thats going to make you become Bradley Cooper in the movie limitless but it definitely feels like your brain has been supercharged. Alpha Brain > Coffee! Personally it takes a week or two of daily use to notice legitimate positive effects but like anything in life, you appreciate it most when it is gone.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Jun 20, 2025
Reviewer name: imamaax_2383
5 out of 5 stars
5 out of 5 stars review

Alpha delivers on its promise of sharper focus and

[This review was collected as part of a promotion.] I’ve been using Alpha BRAIN® daily for a week and noticed a real improvement in mental clarity and focus during work hours. Tasks feel easier to complete without losing track of what I’m doing. I also feel more alert without the jittery crash you’d get from caffeine. The ingredients feel thoughtfully chosen, and the packaging is super sleek and motivating—love the bold message right when you open the box. It’s clear Onnit takes pride in quality and user experience. If you’re looking for cognitive support, this is worth trying your taste buds will thank you.

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153
Mar 21, 2025
Reviewer name: shaeclark73_872
5 out of 5 stars
5 out of 5 stars review

MUCH NEEDED for 50+

[This review was collected as part of a promotion.] I am sooooo excited for my Husband & I ta start takin these. We are going ta be adding these in wit our Mornin Routine. A HUUUUGE Thank You ta @influenster & @GET ONNIT for dis AMAZING, Complimentary, Free for Review, Full Size Bottle of the Alpha Brain ta Help & Support Memory & Focus!! #influenster #giftedbyinfluenster #onnit #giftedbyonnit #complimentary @onnit #getonnit #alphabrain

Review from onnit.com
Helpful?1KJFR6XS8BD413614914153