Which are the best vitamin B12 supplements?
Vitamin B12, also known as Cobalamin, is an essential B vitamin that plays a vital role in the production of red blood cells, DNA, and brain function.
Typically, eating a well-balanced diet of animal products like meat, dairy, and eggs, should provide you with all the B12 you need.
However, for some people, that still might not be enough. Therefore using a B12 supplement can be a highly effective way of restoring your natural B12 levels.
So, to help you identify and understand which supplement to try, we’ve rounded up the best B12 supplements on the market and listed them below.
Here are the 10 best vitamin B12 supplements:
Top 10 Vitamin B12 Supplements Compared
Our supplement lists are created by researching the best-reviewed products from the most reputable companies and web sources.
10. Nutricost – Vitamin B12
Nutricost’s Vitamin B12 capsules are vegetarian, Non-GMO, and gluten-free.
Each bottle provides you with 240 capsules/servings, each containing 2,000mcg of vitamin B12.
Other ingredients include rice flour, hydroxypropyl methylcellulose, stearic acid, and magnesium stearate.
The supplement is manufactured in a GMP-compliant, FDA-registered facility and is third-party tested to ensure potency and purity.
Nutricost recommends taking one capsule daily, with 8.12oz of water for best results.
9. Doctor’s Best – Fully Active B12
Fully Active B12, by Doctor’s Best, is formulated to help support memory, mood, and energy.
Each bottle contains 60 capsules/servings, each providing you with 1,500mcg of vitamin B12.
Other ingredients include microcrystalline cellulose and modified cellulose (vegetarian capsule).
The brand suggests that taking vitamin B12 can help support red blood cell formation and is essential for neurological health, mood, and well-being.
They also state that vitamin B12 can help prevent memory loss, support your skin, hair, and digestion, and promote heart health.
For best results, Doctor’s Best recommends adults take one capsule per day with a meal.
8. Solgar – Vitamin B12
Solgar’s Vitamin B12 supplement is designed to support a healthy nervous system and to promote cardiovascular health.
Each bottle provides you with 250 nuggets/servings, each containing 1,000mcg of Vitamin B12.
Other ingredients include mannitol, vegetable stearic acid, vegetable cellulose, natural cherry flavoring, other natural flavors, and vegetable magnesium stearate.
Solgar suggests that taking vitamin B12 can promote normal cell formation and development and provide natural energy.
The supplement is Non-GMO, vegan, kosher and free from gluten, dairy, and artificial ingredients.
Solgar recommends adults take one nugget daily, preferably with a meal, and place it under the tongue to dissolve or chew, depending on preference.
7. Vitafusion – B-12
Vitafusions B-12 is formulated to support the metabolism of fats and proteins.
Each bottle contains 70 gummies, or 35 servings, each providing you with 1,000mcg of vitamin B12.
Other ingredients include glucose syrup, sugar, water, gelatin, lactic acid, citric acid, beeswax, and natural flavors.
The supplement is free from artificial flavors and colors, gluten, dairy, fructose corn syrup, and synthetic FD&C dyes.
Vitafusion suggests that taking vitamin B12 helps convert food into energy and is essential for red blood cell formation.
The brand suggests taking one to two gummies per day for the best results.
6. Garden of Life – B-12 Organic Spray
The B12 organic spray by Garden of Life is designed to support energy, metabolism, and heart health.
Each bottle contains approximately 140 sprays/servings, all providing you with 500mcg of vitamin B12.
Other ingredients include purified water, organic glycerin, organic apple juice, organic flavors, organic citrus extract, organic stevia, and organic rice.
The brand suggests that supplementing with vitamin B12 may help promote concentration and energy while supporting a healthy central nervous system.
The supplement is certified USDA organic, Non-GMO, and gluten-free.
Garden of Life recommends spraying one serving in your mouth per day, shaking well before use, and keeping refrigerated once opened.
5. Nature Made – B12
Nature Made’s vitamin B12 tablets are formulated to help convert food into cellular energy.
Each bottle contains 160 tablets/servings, all providing you with 1,000mcg of vitamin B12.
Other ingredients include cellulose gel, hypromellose, stearic acid, silicon dioxide, magnesium stearate, and croscarmellose sodium.
The brand suggests that taking vitamin B12 may also support nervous system function and promote proper red blood cell formation.
The supplement is gluten-free and does not contain any artificial colors, flavors, or preservatives.
Nature Made recommends adults take one tablet daily with water and a meal for best results.
4. Nature’s Bounty – Sublingual Liquid B-12
The sublingual liquid B12 supplement by Nature’s Bounty is designed to help support energy metabolism and the nervous system.
Each bottle contains 59 doses, providing you with 5,000mcg of vitamin B12 per serving.
The brand suggests that taking vitamin B12 may aid in converting food into energy and promote heart and nervous system health.
The supplement is free from gluten, wheat, dairy, soy, sugar, sodium, artificial colors, and flavors.
For best results, Nature’s Bounty suggests adults place one serving under the tongue and hold for approximately 30 seconds before swallowing.
3. Nature’s Bounty – B-12
The B12 tablets, by Nature’s Bounty, are formulated to aid in the conversion of food into energy.
Each bottle contains 200 tablets/servings, all providing you with 1,000mcg of vitamin B12.
Other ingredients include vegetable cellulose, vegetable stearic acid, silica, and vegetable magnesium stearate.
The supplement is Non-GMO and free from gluten, soy, dairy, sugar, yeast, artificial colors, and flavors.
The brand suggests that using vitamin B12 in your diet may support heart health while promoting a healthy nervous system.
For best results, Nature’s Bounty recommends adults take one tablet daily, preferably with a meal.
2. Natrol – Vitamin B12
Natrol’s Vitamin B12 promotes energy and supports a healthy nervous system.
Each bottle contains 200 tablets/servings, all including 5,000mcg of vitamin B12.
Other ingredients include xylitol, cellulose gum, maltodextrin, crospovidone, modified food starch, malic acid, silicon dioxide, beetroot extract, magnesium stearate, and citric acid.
The supplement is free from milk, eggs, fish, tree nuts, peanuts, yeast, artificial colors, flavors, and preservatives.
Natrol suggests that taking vitamin B12 tablets can provide support for healthy blood cells and contribute to the overall health of your nervous system.
Natrol recommends taking one tablet a day, with or without water, depending on your preference, for the best results.
1. Jarrow Formulas – Methyl B12
Jarrow Formulas Methyl B12 is formulated to help increase energy production and brain function.
Each bottle comes with 60 chewable tablets, or 60 servings, all including 5,000mcg of vitamin B12.
Other ingredients include xylitol, cellulose, stearic acid, natural flavors, citric acid, magnesium stearate, and silicon dioxide.
Jarrow Formulas suggests that taking vitamin B12 may also help support heart and cardiovascular health, cell replication, red blood cell production, and sleep-wake cycles.
The supplement is free from wheat, gluten, soy, dairy, eggs, fish, and peanuts.
For best results, Jarrow Formulas recommends taking one tablet/serving per day.
Frequently Asked Questions About Vitamin B12 Supplements
Q: What Is Vitamin B12?
Vitamin B12, also known as cobalamin, is an essential B vitamin that is used in the metabolism of every cell in the human body.
It’s needed to make red blood cells, nerves, DNA and deliver a range of other essential functions, like preventing megaloblastic anemia.
Vitamin B12 is found naturally in animal products such as meats, eggs, dairy, and fish.
It can be also be taken as an oral supplement or added to specific foods to combat B12 deficiency.
Q: What Are The Benefits of Vitamin B12?
Vitamin B12 may benefit your body in a variety of different ways.
In general, vitamin B12 is crucial for brain function, formulating healthy red blood cells, and maintaining the nervous system.
The B vitamin has been shown to boost energy production, improve memory, prevent heart disease, reduce inflammation, and address symptoms of depression.
Some studies have also shown B12 to help regulate stress.
The majority of benefits vitamin B12 offers are geared toward avoiding deficiency and gaining back healthy levels of B12 in people who are already deficient.
Q: Does Vitamin B12 Have Any Side Effects?
In general, vitamin B12 is considered safe to use at recommended doses for individuals of good health.
The side effects are minimal, and it is not considered to be toxic in high quantities.
Injectable vitamin B12 contains small traces of cyanide, which may cause side effects in specific individuals, including itching, headaches, dizziness, nausea, vomiting, and diarrhea.
If you develop any side effects from taking vitamin B12, you should stop taking it immediately and seek medical attention from your doctor or healthcare professional.
Q: How Do I Take Vitamin B12?
Vitamin B12 is available in various forms, including tablets, patches, lozenges, and nasal sprays.
The supplement is naturally water-soluble, which means it can be consumed with or without a meal and taken at any time in the day.
According to the National Institutes of Health, the recommended dietary amounts (RDAs) of B12 are 2.4 micrograms daily for ages 14 and above, 2.6 micrograms daily for pregnant women, and 2.8 micrograms daily for women who’re breastfeeding.
Depending on your dietary requirements, you may benefit more by eating a larger quantity of foods rich in B12.
However, if that is not possible, choose a supplement that works for you and stick to the manufactures recommend serving guidelines.
Q: Which Vitamin B12 Supplement Should I Choose?
First of all, you should determine if you are deficient in vitamin B12, as unless you’re following a vegan or vegetarian diet, the chances are you’re getting enough.
You should consult with your doctor as they will be able to help determine if taking B12 is necessary for you and then formulate an appropriate dose or how to get more B12 from food sources within your dietary specifications.
Once you know what you need, you should choose a supplement that is as natural as possible that’s been formulated by a reputable and reliable manufacturer.
We hope you enjoyed our list of the 10 best B12 supplements.
Hopefully, by now, you know everything you need to know about vitamin B12 and how it might fit into your supplement routine.
If you’d like to learn more about other beneficial supplements, check out some of our latest guides.
Here’s a quick recap of the vitamin B12 supplements:
- Jarrow Formulas – Methyl B12
- Natrol – Vitamin B12
- Nature’s Bounty – B-12
- Nature’s Bounty – Sublingual Liquid B-12
- Nature Made – B-12
- Garden of Life – Organic B-12 Spray
- VitaFusion – B-12
- Solgar – Vitamin B12
- Doctor’s Best – Fully Active B12
- Nutricost – Vitamin B12