B-12 Complex
B-12 Complex
2 Bottles of B-12 Complex
3 Bottles of B-12 Complex
B-12 Complex
B-12 Complex
2 Bottles of B-12 Complex
3 Bottles of B-12 Complex
Nutritionist

Kristi Adarsh

Nutritionist

As a nutritionist, I consistently advocate for the best supplements to support my clients on their health journeys. Meo Supplements is my top recommendation for most of my patients. With their quality products, strict manufacturing procedures, quick delivery, and excellent customer service, I can't recommend them enough!

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B-12 Complex

4.6
Rated 4.6 out of 5 stars
33 Reviews

Revitalize your daily energy with Meo Nutrition B-12 Complex—a blend of bioactive methylcobalamin, long-acting hydroxocobalamin, and other essential B vitamins. Designed to help prevent B-vitamin deficiencies, this formula fuels energy production while aiding already healthy blood pressure, cholesterol levels, and nerve function. Proudly made in the USA, 100% vegan, and third-party tested.*

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Nutritionist

Kristi Adarsh

Nutritionist

As a nutritionist, I consistently advocate for the best supplements to support my clients on their health journeys. Meo Supplements is my top recommendation for most of my patients. With their quality products, strict manufacturing procedures, quick delivery, and excellent customer service, I can't recommend them enough!

Save on Subscriptions
60 Day Guarantee
Formulated by Scientists
Shipped Within 24 Hrs
Clean & Potent Formulations
Batch Tested
Made in the US
Save on Subscriptions
60 Day Guarantee
Formulated by Scientists
Shipped Within 24 Hrs
Clean & Potent Formulations
Batch Tested
Made in the US
Benefits of B-12 Complex

How you might benefit from Meo Nutrition B-12 Complex

Embark on your wellness journey with Meo Nutrition B-12 Complex. While individual experiences differ, consistent supplementation is key to unlocking its potential benefits. Here is how they may unfold for some:*

1–4 Weeks

Supports already healthy cholesterol levels.*
Helps increase serum B12 levels.*
Improves B-vitamin status.*

4–8 Weeks

Supports healthy metabolism.*
Promotes normal homocysteine levels.*
Aids healthy heart function.* 

8–16 Weeks

Supports healthy blood pressure in some people*
Promotes normal nerve cell function*

What to Expect

Main Benefits

Anti-Aging

Prevents B12 Deficiency*

We provide B12 as methylcobalamin, a crucial vitamin for the normal functioning of the heart, the production of healthy red blood cells, and the maintenance of nerve cell health.*

Immune

Supports Healthy Blood Pressure*

Formulated with Riboflavin (Vitamin B2), this supplement contributes to the maintenance of already healthy blood pressure levels within a balanced lifestyle.*

B-12 Complex
Heart Health

Supports Healthy Cholesterol Levels*

The inclusion of Niacin (Vitamin B3) in this supplement may help support already healthy cholesterol levels when used as part of a healthy diet.*

Energy

Supports Energy Levels*

This comprehensive formula includes Vitamins B2, B3, B5, B6, and B12, all of which play essential roles in supporting healthy energy levels throughout the day.*

Ingredients derived from the purest origins

We give you a breakdown of natural ingredients backed by science, meticulously sourced and expertly crafted to deliver unparalleled results.

B-12 Complex

B-12

Meo Nutrition B-12 Complex features high-quality blend of hydroxocobalamin (the most long-acting form of B12) and methylcobalamin (the most bioactive form of B12).*

Its nutritional value is further enhanced with vitamins B2, B3, B5, and B6 to support already healthy energy, cholesterol, and blood pressure.*

All packed in a liquid formula to enhance absorption and provide you with a delicious natural raspberry taste. Each batch is rigorously tested to ensure potency, purity, and consistency.*

Source

Serving

Final Location of Manufacturing

as methylcobalamin + hydroxocobalamin

1,200 mcg

Utah, United States

One of the top brands on the market

Here's how Meo Nutrition B-12 Complex compares to similar products on the market:

B-12 Complex

MEO

Other brands

Other Brands

1,200 mcg of methylcobalamin + hydroxocobalamin

Non GMO

GMP certified

Made in USA

60 day money-back guarantee

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60-Day Money Back Guarantee

Core Values

Plant

Premium Quality

We prioritize uncompromising quality standards in sourcing and manufacturing, ensuring every product surpasses expectations.

Customer Service

Customer-Centric

We are committed to delivering exceptional service and support, prioritizing the needs and satisfaction of our customers at every touchpoint.

Safe

60 Day Guarantee

If you are not satisfied with our products or service, we provide a 60-day, no-questions-asked guarantee. Simply return the product for a full refund.

Trusted By Thousands of Customers and Nutritionists Alike

Woman smilingB-12 Complex

"Quick delivery & great service."

I have ordered my supplements from Meo Nutrition for years now. I love their fast shipping, great service, and good guarantees. Love the company and their products.

- Karen

Woman smilingB-12 Complex

"The new standard."

I was hesitant to try a new supplement brand, but Meo Nutrition exceeded all my expectations. From the effectiveness of their products to the excellent customer service, everything has been fantastic. The detailed info and usage instructions make it easy to integrate their supplements into my daily routine.

- Stephanie

Woman smilingB-12 Complex

"They have everything you could ask for."

Meo Nutrition has become my favorite brand for all my supplement needs. Its rare to see a brand with their level of commitment to high-quality ingredients, and I also appreciate the transparency in their labeling. Never had a problem with their delivery times, and each bottle is packaged securely.

- Julie

Frequently Asked Questions

Got Questions? We've Got Answers

100% Satisfaction Guarantee

We'll refund your money if Meo Nutrition B-12 Complex isn't for you!

Order now with confidence! If for any reason you don't think Meo Nutrition B-12 Complex is for you, we offer a 60 day money-back guarantee. So if you don't love it, you can get your money back. No questions asked!

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Customer Reviews

4.6
Rated 4.6 out of 5 stars
Based on 33 reviews
Total 5 star reviews: 21 Total 4 star reviews: 10 Total 3 star reviews: 2 Total 2 star reviews: 0 Total 1 star reviews: 0
94%would recommend these products
33 reviews
  • Christa
    Flag of United States
    Verified Buyer
    Rated 4 out of 5 stars
    1 week ago
    Reviewing
    B-12 Complex
    Tastes great!

    I just got my B12 and squirted it under my tongue but haven't swallowed yet lol. You have to squirt 1 mil under your tongue and hold it there for 20 seconds. I normally take a melt once a week that dissolves, but I wanted to try this liquid because it takes the melt a while to dissolve and I don't really like it the texture as it's dissolving. Ok, I swallowed just now and it isn't bad at all! I have the Raspberry flavor and that's all I tasted. I'm hoping I get some extra energy out of this product and regrowth of my hair. I had weight loss surgery in Jan 2025 and I'm losing a lot of hair . I'll keep you posted!

    Age Range 25-34
    Gender Female
    My Results Hair Growth, More Energized
    ResultsRated 5.0 on a scale of 1 to 5
    Improved HealthRated 5.0 on a scale of 1 to 5
    Overall SatisfactionRated 5.0 on a scale of 1 to 5
  • Cory
    Flag of United States
    Verified Buyer
    Rated 5 out of 5 stars
    2 weeks ago
    Reviewing
    B-12 Complex
    Boosting My Energy During Stressful Times

    I've been dealing with many stressful events this week, and keeping up with my energy levels has been quite challenging. To tackle this, I decided to try the Meo B-12 Complex, and I'd like to share my initial thoughts.

    First and foremost, I've been taking several other vitamins as part of my daily routine, so it's a bit challenging to attribute all the positive changes solely to Meo. However, I can certainly say that I've been feeling a difference.

    Since starting B-12 Complex, my energy levels have been more consistent throughout the day. I used to experience energy dips in the afternoon, but now I feel more alert and focused. This has been incredibly helpful during these stressful times, as it allows me to manage my tasks more effectively. I appreciate that Meo seems to be contributing positively to my energy levels, but I'll continue taking it in the coming weeks to get a better understanding of its pure effectiveness. It's important to note that the combination of vitamins I take might be synergizing to provide these benefits.

    In summary, while I can't attribute all the improvements solely to Meo B-12 Complex, I believe it has contributed to helping me maintain better energy levels and manage stress more effectively. I'm looking forward to continued use to evaluate its impact further.

    Age Range 45-54
    Gender Male
    My Results Better Mood, More Energized
    ResultsRated 5.0 on a scale of 1 to 5
    Improved HealthRated 5.0 on a scale of 1 to 5
    Overall SatisfactionRated 5.0 on a scale of 1 to 5
  • Jen
    Flag of United States
    Verified Buyer
    Rated 4 out of 5 stars
    3 weeks ago
    Reviewing
    B-12 Complex
    Energy in a bottle.

    I love this stuff! Energy in a bottle without being caffeine.

    Age Range 35-44
    Gender Female
    My Results More Energized
    ResultsRated 5.0 on a scale of 1 to 5
    Improved HealthRated 5.0 on a scale of 1 to 5
    Overall SatisfactionRated 4.0 on a scale of 1 to 5
  • Melissa
    Flag of United States
    Verified Buyer
    Rated 5 out of 5 stars
    3 weeks ago
    Reviewing
    B-12 Complex
    B-12 Complex

    Got this after hearing about it! Definitely works and is a heart product. No issues with sleep or upset stomach. Love that it’s in liquid form and taste good! Definitely will buy again.

    Age Range 25-34
    Gender Female
    My Results Heart Health
    ResultsRated 5.0 on a scale of 1 to 5
    Improved HealthRated 5.0 on a scale of 1 to 5
    Overall SatisfactionRated 5.0 on a scale of 1 to 5
  • Adam
    Flag of United States
    Verified Buyer
    Rated 5 out of 5 stars
    4 weeks ago
    Reviewing
    B-12 Complex
    B-12 Complex

    These drops are easy to take, taste good and keep my lab results where they should be.

    Age Range 25-34
    Gender Male
    My Results Heart Health
    ResultsRated 5.0 on a scale of 1 to 5
    Improved HealthRated 4.0 on a scale of 1 to 5
    Overall SatisfactionRated 5.0 on a scale of 1 to 5

Meet the Medical Experts Advocating for Our Supplements

At Meo, we collaborate with numerous outstanding and insightful individuals. This includes esteemed scientists, nutritionists, and medical doctors. Their invaluable expertise plays a pivotal role in steering our product innovation and growing our company.

Dr. Brems, PhD

Dr. Brems, PhD

Medical Doctor 

Dr. Zaky, MD

Dr. Zaky, MD

Sports Medicine Doctor

Dr. Sila Bal

Dr. Sila Bal

Senior Nutrition Scientist

Dr. Jonathan Lee, MD, MPH

Dr. Jonathan Lee, MD, MPH

Clinical Research Director

Dr. Emily Garcia, PhD, RDN

Dr. Emily Garcia, PhD, RDN

Senior Research Scientist

Health Plus
Medical
Biopharm
Thunder

References:

  • Kelly JJ, Lawson JA, Campbell LV, Storlien LH, Jenkins AB, Whitworth JA, O'Sullivan AJ. Effects of nicotinic acid on insulin sensitivity and blood pressure in healthy subjects. J Hum Hypertens. 2000 Sep;14(9):567-72. doi: 10.1038/sj.jhh.1001099. PMID: 10980588.
  • Westphal S, Borucki K, Taneva E, Makarova R, Luley C. Extended-release niacin raises adiponectin and leptin. Atherosclerosis. 2007 Aug;193(2):361-5. doi: 10.1016/j.atherosclerosis.2006.06.028. Epub 2006 Aug 2. PMID: 16887123.
  • Hill MH, Flatley JE, Barker ME, Garner CM, Manning NJ, Olpin SE, Moat SJ, Russell J, Powers HJ. A vitamin B-12 supplement of 500 μg/d for eight weeks does not normalize urinary methylmalonic acid or other biomarkers of vitamin B-12 status in elderly people with moderately poor vitamin B-12 status. J Nutr. 2013 Feb;143(2):142-7. doi: 10.3945/jn.112.169193. Epub 2012 Dec 12. PMID: 23236022.
  • Wilson CP, McNulty H, Ward M, Strain JJ, Trouton TG, Hoeft BA, Weber P, Roos FF, Horigan G, McAnena L, Scott JM. Blood pressure in treated hypertensive individuals with the MTHFR 677TT genotype is responsive to intervention with riboflavin: findings of a targeted randomized trial. Hypertension. 2013 Jun;61(6):1302-8. doi: 10.1161/HYPERTENSIONAHA.111.01047. Epub 2013 Apr 22. PMID: 23608654.
  • Briani C, Dalla Torre C, Citton V, Manara R, Pompanin S, Binotto G, Adami F. Cobalamin deficiency: clinical picture and radiological findings. Nutrients. 2013 Nov 15;5(11):4521-39. doi: 10.3390/nu5114521. PMID: 24248213; PMCID: PMC3847746.
  • Huijts M, van Oostenbrugge RJ, Rouhl RP, Menheere P, Duits A. Effects of vitamin B12 supplementation on cognition, depression, and fatigue in patients with lacunar stroke. Int Psychogeriatr. 2013 Mar;25(3):508-10. doi: 10.1017/S1041610212001925. Epub 2012 Nov 19. PMID: 23158866.