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Vitamin B for Energy | VitAdvice – Trusted & Safe

Discover Vitamin B at VitAdvice, the oldest vitamin shop. Wide range, expert advice, and safe delivery across Europe. Order now!

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Royal Green Royal Green Organic Biotin Complex 60 Vegetarian capsules
Royal Green
Royal Green Organic Biotin Complex More
Royal Green Organic Biotin Complex
€31,85 €29,22 €26,06 €23,91
You save 18%
 
 
Royal Green Royal Green Organic Folate 60 Vegetarian Capsules
Royal Green
Contains 400mcg Folate from spinach and vitamin C from acerola, organically certified. More
Contains 400mcg Folate from spinach and vitamin C from acerola, organi...
€32,95 €30,23 €26,96 €24,73
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Golden Naturals Golden Naturals Vitamin B12 1000mcg Vegan 240 Lozenges
Golden Naturals
Vitamin B12 is found almost exclusively in animal products. It may be advisable to supplement your diet with Vitamin B12 if you are vegetarian or vega... More
Vitamin B12 is found almost exclusively in animal products. It may be ...
€35,19 €32,28 €28,79 €26,41
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Proviform Proviform Vitamin B12 1000mcg Spray 20ml
Proviform
Vitamin B12 methylcobalamin in a convenient spray form with cherry flavour. Each spray contains 1000 mcg of vitamin B12 in the active form methylcobal... More
Vitamin B12 methylcobalamin in a convenient spray form with cherry fla...
€20,35 €18,67 €16,65 €15,28
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Proviform Proviform Vitamin B12 1500mcg Active Folate Combo 120 Lozenges
Proviform
Active Vitamin B12 complex with 750 mcg methylcobalamin, 750 mcg adenosylcobalamin, and 500 mcg folate per lozenge. The small tablets have a natural c... More
Active Vitamin B12 complex with 750 mcg methylcobalamin, 750 mcg adeno...
€31,79 €29,17 €26,01 €23,86
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Proviform Proviform Vitamin B12 10,000mcg Active Folate Combo - 120 Lozenges
Proviform
Active vitamin B12 complex with 5,000 mcg methylcobalamin, 5,000 mcg adenosylcobalamin and 600 mcg folate per lozenge. These small tablets have a natu... More
Active vitamin B12 complex with 5,000 mcg methylcobalamin, 5,000 mcg a...
€77,55 €71,15 €63,45 €58,21
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Proviform Proviform Vitamin B12 5000 mcg Energy 120 Lozenges
Proviform
Vitamin B12 and folate with optimal bioavailability. Combination of biologically active B12, folate, and B6 in one tablet. Potent effect through the c... More
Vitamin B12 and folate with optimal bioavailability. Combination of bi...
€52,80 €48,44 €43,20 €39,63
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Fittergy Fittergy Vitamin B Complex 60 Tablets
Fittergy
Fittergy Vitamin B Complex contains eight B vitamins in a balanced ratio. From Vitamin B1 to B12, you will find them all in this complex. B vitamins h... More
Fittergy Vitamin B Complex contains eight B vitamins in a balanced rat...
€23,09 €21,18 €18,89 €17,33
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Plantina Plantina Vitamin B12 90 Lozenges
Plantina
Plantina Vitamin B12 lozenges More
Plantina Vitamin B12 lozenges
€27,45 €25,18 €22,46 €20,61
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Vitiv Vitiv Vitamin B12 Active 100 Lozenges
Vitiv
Vitiv Vitamin B12 Active. With biologically active forms of B12 1000 mcg. More
Vitiv Vitamin B12 Active. With biologically active forms of B12 1000 m...
€27,45 €25,18 €22,46 €20,61
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Golden Naturals Golden Naturals Folic Acid Active 90 Vegetarian Capsules
Golden Naturals
Becoming and being pregnant is a wonderful journey, and Folic Acid Active is here to support you. With Folic Acid Active containing 400 mcg Quatrefoli... More
Becoming and being pregnant is a wonderful journey, and Folic Acid Act...
€20,34 €18,66 €16,64 €15,27
You save 18%
 
 
Pharma Nord Bio-Marine 60 Capsules
Pharma Nord
Pure fish oil with vitamins B9 + B12. Bio-Marine. 50% better absorption due to free fatty acids. Highly concentrated and easily absorbed fish oil prod... More
Pure fish oil with vitamins B9 + B12. Bio-Marine. 50% better absorptio...
€18,15 €16,65 €14,85 €13,62
You save 18%
 
 
Orthica Folic Acid 800 120 Tablets
Orthica
High-dose folic acid supplement. Intended for women of childbearing age planning to conceive. Also contains vitamin B12. Free from yeast, sucrose, syn... More
High-dose folic acid supplement. Intended for women of childbearing ag...
€13,15 €12,06 €10,76 €9,87
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Golden Naturals Vitamin B3 Niacinamide 120 Vegetarian Capsules
Golden Naturals
Are you suffering from fatigue or a lack of energy? Are you looking for a natural way to support your energy levels both mentally and physically? Niac... More
Are you suffering from fatigue or a lack of energy? Are you looking fo...
€25,29 €23,20 €20,69 €18,98
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New Care B Complex 60 Tablets
New Care
New Care B Complex More
New Care B Complex
€25,25 €23,17 €20,66 €18,95
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AOV 232 Folic Acid 400mcg 60 Vegetarian capsules
AOV
AOV 232 Folic Acid. 232 Folic Acid from AOV contains patented Metafolin®, a highly absorbable biologically active form of folic acid. More
AOV 232 Folic Acid. 232 Folic Acid from AOV contains patented Metafoli...
€15,95 €14,63 €13,05 €11,97
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Vitakruid Biotine 2500 mcg voor Huid, Haar & Nagels 90 Vegetarische capsules
Vitakruid
Biotine uit voeding
Voedingssupplementen dienen altijd als aanvulling op een gezond voedingspatroon. Biotine komt van nature voor in verschillende vo...
More
Biotine uit voeding
Voedingssupplementen dienen altijd als aanvulling...
€21,89 €20,08 €17,91 €16,43
You save 18%
 
 
VitOrtho P-5-P Active Formula 60 Tablets
VitOrtho
VitOrtho P-5-P Active Formula

- Coated tablets
- Biologically active forms of vitamin B6, B12 and folic acid (as folate: 5-methyltetrahydrofolate glu...
More
VitOrtho P-5-P Active Formula

- Coated tablets
- Biologically active ...
€20,35 €18,67 €16,65 €15,28
You save 18%
 
 
Proviform Biotin 5000mcg 60 Vegetarian Capsules
Proviform
Biotin 5000 mcg per capsule. Proviform food supplements are 100% gluten-free and contain no artificial flavours, colours, or preservatives. More
Biotin 5000 mcg per capsule. Proviform food supplements are 100% glute...
€22,77 €20,89 €18,63 €17,09
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Dagravit B Complex 100 Dragees
Dagravit
Dagravit B Complex More
Dagravit B Complex
€13,52 €12,40 €11,06 €10,15
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Mattisson Vitamin B12 Methylcobalamin 1000mcg 60 Lozenges
Mattisson
Vitamin B12 1000 micrograms is a bio-active form of vitamin B12 (MecobalActive®). It is also a highly pure form of methylcobalamin. Country of origin... More
Vitamin B12 1000 micrograms is a bio-active form of vitamin B12 (Mecob...
€15,35 €14,08 €12,56 €11,52
You save 18%
 
 
Vitals Vitamin B12 2000 mcg 100 Lozenges
Vitals
Vitamin B12 2000 mcg from Vitals consists of lozenges containing the biologically active forms methylcobalamin and adenosylcobalamin (also known as di... More
Vitamin B12 2000 mcg from Vitals consists of lozenges containing the b...
€27,45 €25,18 €22,46 €20,61
You save 18%
 
 
NOW Vitamin B12 Memory Formula 5000mcg 60 Lozenges
NOW
NOW Vitamin B12 Memory Formula 5000mcg More
NOW Vitamin B12 Memory Formula 5000mcg
€37,35 €34,27 €30,56 €28,04
You save 18%
 
 
OrthoVitaal B12 Active Combi 10,000mcg 60 Lozenges
OrthoVitaal
Uniquely high dosage for extra impact. B12 in the biologically active forms methylcobalamin and adenosylcobalamin. With active folic acid (folate) and... More
Uniquely high dosage for extra impact. B12 in the biologically active ...
€43,99 €40,36 €35,99 €33,02
You save 18%
 
 
Showing 121 - 144 of 336

Vitamin B: Essential for Energy, Focus & Wellbeing

Welcome to the extensive range of Vitamin B supplements from VitAdvice. Whether you are looking for an energy boost, support for your nervous system, or a safe supplement during pregnancy, we offer a carefully selected collection from top brands.

At VitAdvice—the online health store that has stood for conscious living since 1999—you won’t find just any bottle of vitamins. We guarantee supplements of the highest purity, packaged in sustainable, plastic-free materials. Browse our range above or read on to learn everything about the power of B vitamins and how to make the best choice for your health.

What is Vitamin B and why do you need it?

Vitamin B is not a single vitamin, but a complex of eight water-soluble vitamins (B1, B2, B3, B5, B6, B8, B11 and B12). They work together as a team and act as the engine of your body. They are indispensable for converting food into energy and play a crucial role in mental wellbeing and the immune system.

The key benefits at a glance:

  • Energy and Metabolism: Support the metabolism of carbohydrates, proteins and fats
  • Nervous System and Focus: Especially B1, B6, B11 (folate) and B12 contribute to mental clarity, concentration and a properly functioning nervous system
  • Reduction of Fatigue: Feeling drained? B2, B3, B5, B6, B11 and B12 help effectively reduce tiredness and fatigue

The major quality difference: Active vs. standard forms

The world of supplements can be confusing. A crucial question we often hear at VitAdvice is: “Why are some B-complexes more expensive than others?” The answer lies in bioavailability—the extent to which your body can actually absorb and use a substance.

The challenge of standard (synthetic) forms

Standard B vitamins are often synthetic, such as folic acid or cyanocobalamin (B12). In their basic form, your body cannot use them directly; they first need to be converted in the liver through enzymes into an active form. This is comparable to buying raw ingredients—you have them, but you still need to cook before you can eat.

For many people, this conversion process does not run smoothly. Factors such as age, medication use or gut issues can play a role. In addition, a large group of people (estimated at 20–40%) have a genetic variation (the MTHFR mutation) that makes it difficult to convert folic acid. The result? You take vitamins, but your cells do not benefit optimally.

The solution: Active, body-identical forms

That is why at VitAdvice we often choose brands such as Vitals, Metagenics and Orthica that work with active forms. These are vitamins already in the correct “coenzyme form.” They are ready for immediate use—like a nutritious, ready-made meal.

When choosing a supplement, look for these terms on the label:

  • For Folic Acid (B11): Choose 5-MTHF or brand names such as Quatrefolic®. This is essential for pregnancy and for people with methylation issues.
  • For Vitamin B12: Avoid cyanocobalamin and choose methylcobalamin or adenosylcobalamin.
  • For Vitamin B6: Choose P-5-P (Pyridoxal-5-Phosphate) instead of pyridoxine HCl.

Safety warning: Pay attention to Vitamin B6

Quality is not only about absorption, but also about safety. With cheaper, synthetic forms of Vitamin B6 (pyridoxine HCl), long-term use of high doses can lead to accumulation. This may cause unpleasant nerve-related symptoms, such as tingling in the hands and feet.

The active form, P-5-P, has little to no such risk because it does not accumulate in the body. At VitAdvice, we therefore always advise taking a critical look at both the form and dosage of B6. A safe daily intake preferably remains below 20 mg, unless otherwise advised by a specialist.

Which Vitamin B suits your needs?

Although B vitamins work best together in a complex, specific needs may require extra support. Use this guide to determine what you need:

1. For fatigue and low energy

Do you often feel tired, or is maintaining your energy level a constant struggle? Statistics show that many people unknowingly have suboptimal B12 levels.

  • Advice: Choose a complete Vitamin B-complex with active forms to broadly support your energy metabolism
  • Specifically: Are you vegetarian, vegan, or over 50? Then the risk of a Vitamin B12 deficiency is higher. In that case, choose a lozenge with methylcobalamin.

2. For stress and tension

During periods of stress, your body uses more B vitamins.

Advice: Vitamin B5 (pantothenic acid) is known for supporting the adrenal glands and helping with mental performance and pressure. Vitamin B12 and folate are also important for psychological functions.

3. Pregnancy and trying to conceive

During pregnancy, the need for certain B vitamins increases.

Advice: Vitamin B11 (folate) is crucial for tissue growth of the baby. Always choose the active form 5-MTHF (Quatrefolic®) to ensure proper absorption for both you and your child.

Overview of the individual B vitamins

Looking for a specific supplement? Here is what each B vitamin does for you:

  • B1 (Thiamine): Essential for energy production from carbohydrates and supports heart function.
  • B2 (Riboflavin): Important for skin and eye health and for releasing energy from fats.
  • B3 (Niacin): Supports skin and mucous membranes and helps reduce fatigue.
  • B5 (Pantothenic Acid): The “anti-stress” vitamin that helps maintain normal resistance to stress.
  • B6 (Pyridoxine): Helps regulate hormonal activity and supports the formation of red blood cells. Note: preferably choose the P-5-P form.
  • B8 (Biotin): Known as the “beauty vitamin” for maintaining shiny hair and healthy skin.
  • B11 (Folate/Folic Acid): Contributes to placental formation and the growth of the unborn child.
  • B12 (Cobalamin): Indispensable for red blood cell formation and a well-functioning nervous system.

Price vs. quality: Why investing pays off

You will notice that prices in our webshop vary. Supplements with active forms are often more expensive to produce. Creating a stabilized, body-identical vitamin is a technologically advanced process.

Is the higher price justified? If you choose a cheap synthetic complex that your body cannot properly convert, it is actually a false economy. You pay for something that largely leaves your body unused. By investing in an active B-complex, you choose effectiveness per euro: fewer fillers, no risk of synthetic accumulation, and a supplement that works immediately.

At VitAdvice, we ensure a fair price-quality ratio. We regularly offer promotions, and for orders over €85 you benefit from free shipping, making bulk purchases even more attractive.

Frequently asked questions

Can I combine a Vitamin B-complex with other supplements?

Yes, a B-complex often combines well with supplements such as Vitamin D or Omega-3 fatty acids.

Why is my urine bright yellow after intake?

Don’t worry—this is a harmless and common effect caused by Vitamin B2 (riboflavin). It simply means your body is excreting the excess it does not need.

How do I know if I have a Vitamin B12 deficiency?

Typical symptoms include tingling sensations, memory issues and extreme fatigue. Because these symptoms can be vague, we always recommend a blood test through your GP if in doubt. If a deficiency is found, you will find suitable high-dose lozenges with us.

Is Vitamin B suitable for vegans?

Yes—especially so. For vegans, supplementation with Vitamin B12 is essential, as it is found almost exclusively in animal products. Do make sure the capsule shell is plant-based. At VitAdvice, this is clearly indicated.

Ready to restore your energy levels?

Use the filters on this page to select by brand, dosage form or specific vitamin. Whether you choose a basic B-complex or an advanced active formula, with VitAdvice you are assured of quality, fast delivery and expert advice.

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