Introduction

Vitamin B12 is an important nutrient that is vital in many bodily functions. It helps to maintain healthy red blood cells, nerve cells, and DNA. Unfortunately, many people don’t get enough Vitamin B12 from their diet alone. While choosing the best Vitamin B12 supplements, you can come across the following questions:

Can I consume Vitamin B12 supplements if I do not have any vitamin deficiency?

Will vitamin B12 supplements help reduce my fatigue?

What is the recommended dosage for vitamin B12 supplements?

Worry not. We are here to help you save time and research the above questions. Please continue to read this article to learn more about vitamin B12 supplements, and thank us later.

Vitamin B12 Supplements in Spain

Our pick of the 6 best vitamin B12 tablets of 2024 in Spain

Zotezo Score
Best Vitamin B12 Supplements
Lowest Price

A+

€20.94

€19.58

A

€17.99

€17.99

B+

€9.99

€9.99

B+

€16.97

€16.97

B

€21.57

€21.57

C+

€24.95

€24.95

Let's take a deep dive into these 6 best Vitamin B12 Supplements in Spain

Best Overall Vitamin B12 Supplements in Spain

Suplementos Solgar

A+

Zotezo review

The Solgar Vitamina B 12, 100 Unidades (Paquete de 1) is a highly recommended product that helps reduce tiredness and fatigue, provides an energy boost for daily life, and is suitable for vegans and vegetarians. However, it is important to note that there is a limited quantity of only 100 units and individual variation in absorption may occur.

Product details

  • Helps reduce tiredness and fatigue

  • Provides an energy boost for daily life

  • Suitable for vegans and vegetarians

  • Certified kosher and halal

Benefits of Solgar B12, 100 Units

  • Helps reduce tiredness and fatigue

  • Provides an energy boost for daily life

  • Suitable for vegans and vegetarians

  • Certified kosher and halal

Drawbacks

  • Limited quantity - comes with only 100 units

  • Individual variation in absorption

A

Zotezo review

The Vitamina B12 1000mcg 450 Comprimidos Veganos is a high-potency supplement that provides over 1 year’s supply of vegan tablets. It effectively reduces tiredness and fatigue while contributing to the normal functioning of the immune system. However, the product is only available for purchase on Amazon, and some reviewers felt that there was a lack of detailed information about the product.

Product details

  • High potency of 1000mcg per daily serving

  • Over 1 year supply with 450 vegan tablets

  • Made from the purest form of Vitamin B12

  • Reduces tiredness and fatigue

  • Contributes to the normal functioning of the immune system

Benefits of B12 1000mcg Vegan Tablets –...

  • High potency of 1000mcg per daily serving

  • Over 1 year supply with 450 vegan tablets

  • Reduces tiredness and fatigue

  • Contributes to the normal functioning of the immune system

Weaknesses

  • Limited availability: The product is only available for purchase on Amazon

  • Lack of detailed information: Some reviewers mentioned that they would have liked more information about the product

B+

Zotezo review

The Vitamin B12 Gummies for Kids by Novomins offer a high-strength formulation of Vitamin B12 in a chewable gummy form that is easy for kids to take. The vegan formulation is enriched with additional vitamins such as C, B1, B2, B6, and Biotin. However, some users have reported limited effectiveness in terms of improving energy and reducing fatigue, as well as mixed results in noticeable improvements in children’s overall well-being.

Product details

  • High-strength Vitamin B12 gummies for kids

  • Chewable B Complex supplements for kids

  • Vegan formulation

  • Enriched with Vitamin C, B1, B2, B6, and Biotin

Benefits of Novomins Kids B12 Gummies –...

  • High-strength formulation of Vitamin B12 for kids

  • Chewable gummies that are easy for kids to take

  • Vegan formulation enriched with additional vitamins such as C, B1, B2, B6, and Biotin

Disadvantages

  • Limited effectiveness in improving energy and reducing fatigue

  • Mixed results in terms of noticeable improvements in children's overall well-being

Vitamaze - amazing life

B+

Zotezo review

The Vitamina B12 1000 mcg 360 Comprimidos (para 1 Año) Veganos con Metilcobalamina Orgánica Pura Suplemento de B12 Vitamina Alimenticio sin Aditivos Innecesarios, Calidad Alemana.Vitamaze® is a high-quality B12 vitamin supplement that offers a high dosage of 1000 mcg per tablet. It contains pure organic methylcobalamin for optimal absorption and comes in a 360 tablet pack, providing a 12-month supply. With positive feedback on ease of use and swallowability, this product is a reliable choice for individuals looking to supplement their B12 intake.

Product details

  • High dosage: 1000 mcg per vegan tablet of B12 vitamin

  • Bioactive form: Contains pure organic methylcobalamin for optimal absorption

  • 360 tablets: Provides a 12-month supply of continuous intake

  • Sublingual absorption: Tablets are not coated, allowing for faster sublingual absorption

  • Essential for many functions: B12 vitamin is essential for various bodily functions

  • German quality: Manufactured to high-quality standards

Benefits of Vitamaze® Organic Vegan B12 1000mcg

  • High dosage: Each tablet contains 1000 mcg of B12 vitamin, ensuring an adequate intake

  • Bioactive form: The product contains pure organic methylcobalamin, which is easily absorbed by the body for optimal effectiveness

  • 360 tablets: With a 12-month supply, customers can enjoy continuous intake without the need for frequent repurchases

  • German quality: The product is manufactured to high-quality standards, ensuring reliability and safety

Negatives

  • Limited customer reviews available

  • Positive feedback on ease of use and swallowability

  • Some customers report improved absorption and good quality/price ratio

B

Zotezo review

The Pharma & Vitamins – Vitamina B12 y Ácido Fólico – 450 Comprimidos – Bote para 1 Año y 2 Meses – Vitamina C y Hierro – Aumenta la Energía – Multivitaminas is a highly beneficial product that contains Vitamin B12 and Folic Acid, providing essential nutrients for increased energy, supporting a healthy nervous system, combating fatigue, and contributing to overall well-being. With a year and two months’ supply, it offers great value for money.

Product details

  • Contains Vitamin B12 and Folic Acid

  • Provides essential nutrients for increased energy

  • Combats fatigue

  • Supports a healthy nervous system

  • Contributes to overall well-being

Benefits of Pharma & Vitamins B12 &...

  • Contains essential nutrients for increased energy

  • Supports a healthy nervous system

  • Provides a year and two months' supply

C+

Zotezo review

The Vitamina B12 liposomal en gotas para el bienestar físico y mental – Frasco de 60 ml – 30 aplicaciones – vegano y sin OMG – Hecho en la UE – Sundt Nutrition® Suplemento alimenticio is a convenient and high-quality supplement that supports both physical and mental well-being. While it has received positive reviews for its effectiveness in increasing energy levels and improving vitamin B12 levels, some drawbacks include the need for refrigeration and a higher price compared to other options on the market.

Product details

  • Liposomal formulation for enhanced absorption

  • Vegan and GMO-free

  • 60ml bottle with 30 applications

  • Supports physical and mental well-being

Benefits of Liposomal B12 Drops for Physical...

  • Convenient liquid form for easy consumption

  • Contains vegan and non-GMO ingredients

  • Made in the EU, ensuring high quality standards

  • Positive reviews highlighting increased energy levels and improved vitamin B12 levels

Drawbacks

  • The need to refrigerate the product once opened can make it easy to forget to take it daily

  • The price may not be the most economical option compared to other alternatives on the market

Tips for choosing the right vitamin B12 tablets for you

Vitamin B12 supplements can be made from various sources, including:

Cyanocobalamin

This is the most common form of vitamin B12 found in supplements. It is synthesized by bacteria and is typically produced by the fermentation of certain microorganisms.

Hydroxocobalamin

This is a natural form of vitamin B12 that is produced by bacteria. It is used in some injectable B12 supplements.

Methylcobalamin

This is a naturally occurring form of vitamin B12 found in some foods. It is also used in some B12 supplements and is considered to be more bioavailable than cyanocobalamin.

Adenosylcobalamin

This is another natural form of vitamin B12 found in some foods. It is also used in some. 

B12 supplements and is considered to be more bioavailable than cyanocobalamin.

Vitamin B12 supplements may also contain other ingredients, such as fillers, binders, and coatings, to help with absorption and stability. When choosing a vitamin B12 supplement, there are a few factors to consider:

Type of supplement

Vitamin B12 supplements come in various forms, including tablets, capsules, lozenges, sublingual tablets, and injections. Choose a format that is most convenient for you and that fits your lifestyle and needs.

Dosage

The dosage of vitamin B12 supplements can vary widely, so it’s essential to choose a supplement that provides the recommended daily intake of B12, which is 2.4 micrograms for most adults. Higher doses may be necessary if you have a deficiency or other health condition, but always consult a healthcare provider before taking higher doses.

Quality

Choose a reputable brand and ensure the supplement has been independently tested for quality and purity. Look for third-party supplements certified by organizations such as the United States Pharmacopeia (USP), NSF International, or ConsumerLab.com.

Source

Vitamin B12 supplements can be derived from animal sources (such as cows and pigs) or synthesized in a laboratory. If you are vegan or vegetarian, you may choose a supplement derived from non-animal sources.

Price

Vitamin B12 supplements can vary in price, so compare prices and choose a supplement that fits your budget.

Overall, choosing a vitamin B12 supplement that is safe, effective, and fits your needs is essential.

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Benefits of using vitamin B12 tablets

Vitamin B12 is very important for many bodily functions. Here are some potential health benefits of taking vitamin B12 supplements:

Supports red blood cell formation

Vitamin B12 is necessary to form red blood cells, which carry oxygen throughout the body. A deficiency in vitamin B12 can lead to anemia. It also aids their development and overall health. Vitamin B12 helps prevent the formation of blood cells that are irregular in shape. 

Boosts energy levels

Vitamin B12 is involved in the production of energy in the body. Taking B12 supplements may help increase energy levels and reduce fatigue.

Caters to cognitive function

Vitamin B12 is essential for brain health and may help improve cognitive function, especially in older adults.

Improves mood

Vitamin B12 may help improve mood and reduce symptoms of depression. This may be due to its role in producing neurotransmitters such as serotonin and dopamine.

Promotes heart health

Vitamin B12 may help reduce the risk of heart disease by lowering homocysteine levels, an amino acid associated with an increased risk of heart disease.

benefits of vitamin b12 supplements

Side-effects of using Vitamin B12 Supplements

Vitamin B12 supplements are generally safe and well-tolerated, but like any supplement, they can cause side effects in some individuals. Here are some potential side effects of vitamin B12 supplements:

Nausea

High doses of vitamin B12 can cause nausea or vomiting in some people.

Diarrhea

Vitamin B12 supplements can cause diarrhea in some people, especially if taken in high doses.

Headache 

Some people may experience headaches after taking vitamin B12 supplements.

Skin rash

Rarely vitamin B12 supplements can cause a skin rash or itching.

Anxiety or nervousness

High vitamin B12 can cause anxiety, nervousness, or restlessness in some people.

Insomnia

High vitamin B12 can also cause insomnia or difficulty sleeping in some people.

It’s important to note that these side effects are rare, and most people do not experience any adverse effects from taking vitamin B12 supplements. However, if you experience any of these symptoms after taking vitamin B12 supplements, you should stop taking the supplement and consult with a healthcare provider.

The recommended dosage for vitamin B12 supplements can vary depending on age, sex, health status, and dietary intake. Here are the general guidelines:

For adults, the recommended daily vitamin B12 is 2.4 micrograms (mcg).

For pregnant women, the recommended daily intake is slightly higher, at 2.6 mcg.

For breastfeeding women, the recommended daily intake is also slightly higher, at 2.8 mcg.

Remember that some people may require higher doses of vitamin B12, especially those with a deficiency or difficulty absorbing the vitamin from food. In such cases, a healthcare provider may recommend higher doses or injections of B12.

It’s important to note that vitamin B12 is typically found in animal products, so if you follow a vegetarian or vegan diet, you may need to take a B12 supplement to meet your daily needs.

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Frequently asked questions on vitamin B12 tablets

1. Can vitamin B12 supplements help with weight loss?

2. Can vitamin B12 supplements cause side effects?

3. Can vitamin B12 supplements interact with medications?

4. Can vitamin B12 supplements be taken by vegans and vegetarians?

5. What are the symptoms of a B12 deficiency in my body?

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Conclusion

Vitamin B12 is an essential nutrient that plays a vital role in many bodily functions. Taking vitamin B12 supplements can help ensure you get enough of this critical nutrient. However, you must consult your doctor before taking any supplement, as too much vitamin B12 can be harmful. With the proper dosage and regular monitoring, vitamin B12 supplements can be a great way to ensure you get enough of this vital nutrient.

 

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Dt. Mary Ahern

MS, RD

Dietitian verified

Mary Ahern, MS, RD is a registered dietitian and health writer who is passionate about plant-based nutrition and achieving better health by balancing time between the kitchen and the gym. Currently she's pursuing PhD from University of Arizona