Integrative Therapeutics Active B-Complex – Cellular Energy & Heart Health Support with Vitamins B2, B6 & B12* – Supports Nervous & Immune Systems* – Dairy-Free & Gluten-Free – 60 Capsules | ⭐ Flexiology.Store Recommended
$18.00
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Price: $18.00
(as of Sep 30, 2025 13:37:12 UTC – Details)
From the brand
Is Discontinued By Manufacturer : No
Product Dimensions : 2.18 x 2.18 x 3.91 inches; 1.6 ounces
Date First Available : June 3, 2013
Manufacturer : Integrative Therapeutics
ASIN : B00CFD0TC4
Best Sellers Rank: #1,872 in Health & Household (See Top 100 in Health & Household) #8 in Vitamin B-Complex Supplements
Customer Reviews: 4.6 4.6 out of 5 stars 7,165 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Cellular Energy Support Supplement*: Active B-Complex helps convert food into energy and supports cellular energy production, making it an ideal supplement*
Immune Support Supplement*: This cellular energy support supplement delivers essential nutrients to help support nervous system and immune system health*
Multivitamin B Supplement: This brain function support supplement features active forms of B2, B6, and B12, coenzymes essential for cellular function, growth, and energy production, and the synthesis of neurotransmitters*
Dairy-Free & Gluten-Free: This dietary supplement is free of gluten, soy, dairy, artificial flavors or colors, and wheat
About Integrative Therapeutics: For over 25 years, patients and clinicians have trusted us for our dedication to quality, potency, and accuracy; transparency around our sourcing and manufacturing processes is part of our quality promise to you
Customers say
Customers find this B-complex supplement to be of high quality and effective, noting it provides an intense energy boost and improved focus. The product receives positive feedback for its vitamin content and health benefits, with one customer specifically mentioning its positive effects on nerve health. While some customers say it doesn’t upset their stomach, others report nausea. The supplement has a negative smell, and customers consider it well worth the price.
🌿 Expert Tip: Selected by our Flexiology Experts for quality & value.
⚠️ Disclaimer: Information is for educational purposes and not a substitute for medical advice. Consult your physician before use. Flexiology.Store is not responsible for any adverse effects.
10 reviews for Integrative Therapeutics Active B-Complex – Cellular Energy & Heart Health Support with Vitamins B2, B6 & B12* – Supports Nervous & Immune Systems* – Dairy-Free & Gluten-Free – 60 Capsules
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Jamie –
Boosted My Energy and Mood – Definitely a New Staple! ⚡💊
I’ve been using this B-complex for a few months now and it’s made a big difference. My energy is more consistent, my mood feels more balanced, and I just feel more “on” throughout the day. The capsules are a perfect size—not too big—and they’re super easy to swallow with no aftertaste or stomach upset.The quality is amazing and you can tell it’s made with high standards. I love that it includes all 8 B-vitamins in their active forms, plus B12, folate, and choline. It’s a well-rounded formula that actually works. The 60-capsule bottle lasts a decent amount of time, and for how effective it is, it’s totally worth the price. This one’s definitely earned a permanent spot in my daily routine!
Squidders –
A very high-quality and unique B-complex supplement formula!
I was very happy to find this specific formulation because it contains the right vitamins/nutrients I was searching for based on a recent study which I read, suggesting that taking certain vitamins/nutrients may halt glaucoma progression. Also, the specific forms noted in the study of each of the B vitamins are in this product. So far I take one capsule per day and no stomach issues. Two nice unexpected benefits are that I sleep better (I take the vitamins after supper) and my tinnitus has decreased. None of what I wrote above is to be considered medical advice, but just my personal experience. Please keep your “ACTIVE B-COMPLEX” capsules available on Amazon, INTEGRATIVE THERAPUETICS! I highly recommend this product and thankful I found it. B vitamins (in their optimal bioavailable-form) are so important.
Jose Chavarry –
Vitamin quality
Vitamin quality, effectiveness, and feel-good
Oakwetyn –
I mean, I’m like pretty sure it’s working…
Ok. First day, Sunday, took 1 in the morning. Still fell asleep during church and dreamed about Jesus. So that was nice.Second day, Monday, is anyone ever ready for Monday? I knew I wouldn’t be so I took 2 and started my day and oh my word! It’s almost 11 and I feel like I should be way more tired cuz I usually am just a dead zombie all morning but I’ve got energy! It’s weird and nice.I’ve also been fighting a cold, so I’m dosing up on vitamin C every day but not more than 1500-2000mg a day and it’s only been like 2 days now since I started that too.Maybe it’s a combination of bothOr not but I feel like this is helping a lot. It almost feels like a replacement for methylcare, which is way more expensive and honestly I didn’t get the same results at all when I was taking it. That was one of those, it’s probably helping, kind of vitamins.But I feel like this one is helping right away!!Buy it!Buy it now!! On subscription so you never run out!Oh my gosh, I forgot to mention. I am like on the worst days of my period and I feel GREAT!! Like what??? I’m not agitated or irritable. It works you guys. Wow! It does nothing for cramps, you’ll still need a bunch of Advil/Tylenol but this is awesome for what it’s doing 😀
Dan Moyer –
Health
Quality product
seth burkhart –
Know your net methylation status
Tough product to fairly review. I’m sure it’s what some people want, but for me, it made me highly sensitive mentally, and on the verge of panic. Be sure you study to understand your net methylation status, not your genetic variants. They mean nothing in terms of the overall picture.
PJ –
Works For My Dog!
This is not a review for myself, but for my dog.Earlier this summer, I had discovered that she is allergic to Brewer’s Yeast, which is in so many dog food brands and B vitamins as well. I discovered her allergy when I had bought some Brewer’s Yeast Powder here on Amazon. After her first dose she was itching terribly. I had wanted to put her on some vitamins to see if her behavior improved and I knew B Complex can help to calm nervous tension. I had been feeding her some very expensive brands of dog food which was grain free. So, trusting it likely was not an allergy to grain, I had a hunch she was deficient in something(not to mention her white tongue… Iron deficiency? I had fed her beets which helped that out quite a bit, but the issue of her hyperactivity and unwillingness to listen was still a problem ).Once I discovered the issue(allergy to yeast), I search for a brand of B Vitamin that she could tolerate(that had no yeast) and I found this one. I have given it to her for the past 10 days straight and I’d like to report that she is doing so much better.This B vitamin, along with fish oil, vitamin E & A, and magnesium, have made a huge difference in her behavior. She has gone from a(what some call a pure pain in the “a_ _”.. jumping on them, demanding they play with her CONSTANTLY) to a MUCH more well-behaved dog. NO, she did not need Behavioral Modification nor more training, electro-shick therapy nor threats.. she knows what NOT to do.. she just would not listen nor heed. What she needed was NUTRITION!Yesterday, a friend came over and was amazed at how well-behaved she was and agreed it must be the added nutrition. “Shasha” now listens, looks me in the eye and actually proves she understands me by following simple commands.Also, prior to giving her these nutrients, her coat was dull and she itched terribly and smelled even worse. I could go into more detail, but I just wanted to state that she tolerates this particular B Vitamin VERY well… so well, I plan to switch my B Complex from Pure Encapsulations to this brand. After I do, I will try to come back and give an update.That is all for now.
Daniel C. –
B-Complex So Good, I’m Still Buzzing Since 2020!
I’ve been riding the B-vitamin energy wave since 2020, and I’m back for more—because adulting without B-complex is like a phone on 1% all day. Integrative Therapeutics’ Active B-Complex is my secret weapon for staying alert, focused, and only mildly overwhelmed. With 8 essential B-vitamins, B12, folate, and choline, it powers my brain, metabolism, and occasional bad decisions. No weird aftertaste, no crash—just clean, sustained energy. If you’ve ever wondered what being a slightly more functional human feels like, this is it.
Clint W. –
This is very good product and helpful . Took it for 3 month and saw the difference .
Meg –
broken cap and expiring in 8 months 🤦🏻