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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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Lamberts Vitamin B12 1000mcg (Cyanocobalamin) 60 Tablets
Lamberts
Vitamin B12 1000 mcg (cyanocobalamin) More
Vitamin B12 1000 mcg (cyanocobalamin)
€18,65 €17,11 €15,26 €14,00
You save 18%
 
 
Vitamunda Active B-complex 30 Capsules
Vitamunda
Vitamunda Liposomal Active B-complex. B vitamins for energy, healthy mental function, and can help reduce fatigue. 30 Capsules. Contains all eight act... More
Vitamunda Liposomal Active B-complex. B vitamins for energy, healthy m...
€26,35 €24,17 €21,56 €19,78
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Nutalis Intricobal Vitamin B12 60 Tablets
Nutalis
A unique formula composed of three natural forms of B12. The Vitamin B12 Intricobal formula is based on a triple contribution to the build-up and util... More
A unique formula composed of three natural forms of B12. The Vitamin B...
€41,03 €37,64 €33,57 €30,80
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Proviform Vitamin B12 1000mcg TR Methylcobalamin 90 Tablets
Proviform
Highly absorbable Vitamin B12 with a time-release formula. Contains 1000 mcg of Vitamin B12 with optimal bioavailability. Suitable for vegetarians and... More
Highly absorbable Vitamin B12 with a time-release formula. Contains 10...
€19,75 €18,12 €16,16 €14,83
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Nutrisan Nutrisan Nutrivit B forte 60 Capsules
Nutrisan
Nutrisan Nutrivit B forte More
Nutrisan Nutrivit B forte
€29,65 €27,20 €24,26 €22,26
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Quercus Quercus Folate B12 80 Tablets
Quercus
Quercus Folate B12 contains Quatrefolic®, the biologically active form of folic acid, also known as 5-MTHF (bound to glucosamine). This form is direc... More
Quercus Folate B12 contains Quatrefolic®, the biologically active for...
€26,40 €24,22 €21,60 €19,82
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Vital Cell Life Vital Cell Life Biotin 300 mcg 100 Vegetarian Capsules
Vital Cell Life
Biotin 300 mcg More
Biotin 300 mcg
€20,90 €19,17 €17,10 €15,69
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Livinggreens Livinggreens Vitamin B12 Methylcobalamin 1000mcg 100 Tablets
Livinggreens
LivingGreens Vitamin B12 More
LivingGreens Vitamin B12
€14,14 €12,97 €11,57 €10,61
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Livinggreens Livinggreens Vitamin B12 Methylcobalamin 1000mcg 180 Tablets
Livinggreens
LivingGreens Vitamin B12 More
LivingGreens Vitamin B12
€21,95 €20,14 €17,96 €16,48
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NOW NOW Vitamin B12 1000mcg and Folic Acid 100mcg 100 Chewable Tablets
NOW
NOW B12 1000 mcg and Folic Acid 100 mcg. Food supplement sweetened with sugar and sweetener. Free from wheat, gluten, soy, milk, egg, fish, shellfish,... More
NOW B12 1000 mcg and Folic Acid 100 mcg. Food supplement sweetened wit...
€20,85 €19,13 €17,06 €15,65
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Ortholon Ortholon Vitamin B12 1000mcg Sublingual 60 Tablets
Ortholon
Vitamin B12 1000 mcg lozenge More
Vitamin B12 1000 mcg lozenge
€16,56 €15,19 €13,55 €12,43
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Lamberts Lamberts Vitamin B-100 Complex 200 Tablets
Lamberts
Vitamin B-100 Complex with Choline and Inositol More
Vitamin B-100 Complex with Choline and Inositol
€83,55 €76,65 €68,36 €62,72
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Lamberts Lamberts Vitamin B100 Complex 60 Tablets
Lamberts
Lamberts Vitamin B100 Complex is a high-strength, comprehensive complex of the important B vitamins. The concentrations of Inositol and the 'brain foo... More
Lamberts Vitamin B100 Complex is a high-strength, comprehensive comple...
€31,85 €29,22 €26,06 €23,91
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Springfield Springfield Encozyme NADH 5mg 30 Tablets
Springfield
Springfield Encozyme NADH 5mg More
Springfield Encozyme NADH 5mg
€27,45 €25,18 €22,46 €20,61
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SanoPharm SanoPharm Vitamin B6 Pyridoxal-5-Phosphate 30mg 60 Tablets
SanoPharm
FoodState Vitamin B6. Best natural sources include meat and whole grains. This formula is hypoallergenic and suitable for vegetarians and vegans. More
FoodState Vitamin B6. Best natural sources include meat and whole grai...
€24,48 €22,46 €20,03 €18,38
You save 18%
 
 
OrthoVitaal OrthoVitaal B12 Active 1000mcg 60 Lozenges
OrthoVitaal
Vitamin B12, or cobalamin, occurs in various forms. Some forms must first be activated to be usable in the body. Two metabolically active forms of vit... More
Vitamin B12, or cobalamin, occurs in various forms. Some forms must fi...
€10,99 €10,08 €8,99 €8,25
You save 18%
 
 
Golden Naturals Golden Naturals Vitamin B12 3000mcg 60 Lozenges
Golden Naturals
Golden Naturals Vitamin B12 3000 mcg with three natural forms of vitamin B12. More
Golden Naturals Vitamin B12 3000 mcg with three natural forms of vitam...
€24,74 €22,70 €20,24 €18,57
You save 18%
 
 
All Natural All Natural Vitamin B50 Complex 60 Capsules
All Natural
All Natural B50 Complex More
All Natural B50 Complex
€17,55 €16,10 €14,36 €13,17
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Proviform Vitamine B1 thiamine 250mg 100 Vegetarische capsules
Proviform
- 250 mg zuivere vitamine B1 thiamine per capsule
- plantaardige capsule met alleen rijstmeel als vulstof
- vrij van onnodige toevoegingen
- besche...
More
- 250 mg zuivere vitamine B1 thiamine per capsule
- plantaardige caps...
€18,15 €16,65 €14,85 €13,62
You save 18%
 
 
SanoPharm Foliumzuur met alfalfa high quiality 60 Capsules
SanoPharm
SanoPharm voedingssupplementen worden geproduceerd volgens de hoogste productiestandaarden.
Tijdens het productieproces wordt uitsluitend gefilterd w...
More
SanoPharm voedingssupplementen worden geproduceerd volgens de hoogste ...
€28,88 €26,50 €23,63 €21,68
You save 18%
 
 
Clark Vitamin B3 nicotinamide 500mg 100 capsules
Clark
Vitamin B3 500mg More
Vitamin B3 500mg
€20,03 €18,38 €16,39 €15,04
You save 18%
 
 
Vitamist Nutura Vitamin B12-500 14.4 Millilitres
Vitamist Nutura
NUTURA® B12-500

Extra high-potency formula

In today's fast-paced world, ensuring sufficient B12 in your diet is important. The Nutura vitamin B...
More
NUTURA® B12-500

Extra high-potency formula

In today's fast-pace...
€29,37 €26,95 €24,03 €22,05
You save 18%
 
 
NOW NOW Flush-Free Niacin 250mg 90 Vegetarian Capsules
NOW
Flush-free Niacin 250 mg. Suitable for vegetarians and vegans. More
Flush-free Niacin 250 mg. Suitable for vegetarians and vegans.
€30,75 €28,21 €25,16 €23,08
You save 18%
 
 
Liever Gezond Liever Gezond Liposomal Vitamin B Complex 60 Vegetarian Capsules
Liever Gezond
Each capsule contains a combination of all B vitamins at 100% of the daily EU Reference Intake. Natural forms Pyridoxal-5-Phosphate and S-Methyltetrah... More
Each capsule contains a combination of all B vitamins at 100% of the d...
€27,45 €25,18 €22,46 €20,61
You save 18%
 
 
Showing 313 - 336 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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