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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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Davitamon Vitamin B complex forte 100 Dragees
Davitamon
High-strength vitamin B complex with brewer's yeast. More
High-strength vitamin B complex with brewer's yeast.
€14,84 €13,61 €12,14 €11,14
You save 18%
 
 
NOW PABA 500mg 100 Capsules
NOW
NOW PABA 500mg More
NOW PABA 500mg
€21,95 €20,14 €17,96 €16,48
You save 18%
 
 
NOW Inositol 500mg 100 Capsules
NOW
NOW Inositol 500mg

- Contains myo-inositol, the most abundant form of inositol found in nature
- Suitable for vegetarians and vegans
More
NOW Inositol 500mg

- Contains myo-inositol, the most abundant form of...
€20,85 €19,13 €17,06 €15,65
You save 18%
 
 
Lamberts Vitamin B1 100mg (thiamine) 90 Vegetarian capsules
Lamberts
Lamberts Vitamin B1 100mg (thiamine) More
Lamberts Vitamin B1 100mg (thiamine)
€19,75 €18,12 €16,16 €14,83
You save 18%
 
 
Lamberts Vitamin B5 (calcium pantothenate) time release 60 Tablets
Lamberts
Lamberts Calcium Pantothenate 500 mg Time Release. Suitable for vegetarians and vegans. More
Lamberts Calcium Pantothenate 500 mg Time Release. Suitable for vegeta...
€21,95 €20,14 €17,96 €16,48
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NOW Energy B12 2000mcg 75 Sachets
NOW
NOW Energy B12 2000 mcg More
NOW Energy B12 2000 mcg
€24,15 €22,16 €19,76 €18,13
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Vital Cell Life Thiamine HCL 25mg 100 Vegetarian Capsules
Vital Cell Life
Thiamine HCL 25 mg More
Thiamine HCL 25 mg
€13,20 €12,11 €10,80 €9,91
You save 18%
 
 
Lamberts Myo-inositol 200g
Lamberts
Myo-Inositol

• 100% Natural
• Highly soluble
• Pleasant taste
• Less than 7 calories per 4g serving
• 50 servings
• Measuring scoop ...
More
Myo-Inositol

• 100% Natural
• Highly soluble
• Pleasant taste...
€39,55 €36,28 €32,36 €29,69
You save 18%
 
 
Royal Green Vitamin B12 - 25mcg Organic 60 Vegetarian Capsules
Royal Green
Royal Green Organic Vitamin B12 provides certified organic Vitamin B12 (from shiitake), broccoli, and baobab. A unique formulation free from synthetic... More
Royal Green Organic Vitamin B12 provides certified organic Vitamin B12...
€38,45 €35,28 €31,46 €28,86
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Golden Naturals Biotin 10,000mcg 90 Capsules
Golden Naturals
Golden Naturals Biotin 10,000 mcg More
Golden Naturals Biotin 10,000 mcg
€21,99 €20,17 €17,99 €16,50
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Vitakruid B12 Forte Plus 3,000 with P-5-P 60 Melting Tablets
Vitakruid
Taking vitamin B12 via the oral mucosa (under the tongue) ensures optimal absorption of vitamin B12. Folic acid, vitamin B6 (pyridoxal-5-phosphate) an... More
Taking vitamin B12 via the oral mucosa (under the tongue) ensures opti...
€26,29 €24,12 €21,51 €19,73
You save 18%
 
 
Vitakruid Vitamin B3 Niacinamide 500 mg Flush Free 90 Vegetarian Capsules
Vitakruid
Vitamin B3 plays an important role in the production of two coenzymes in the body: NAD (Coenzyme 1) and NADP (Coenzyme 11). These enzymes are involved... More
Vitamin B3 plays an important role in the production of two coenzymes ...
€18,59 €17,06 €15,21 €13,95
You save 18%
 
 
Proviform Vitamin B active complex & C 100 Vegetarian capsules
Proviform
A balanced once-a-day formula featuring biologically active forms of B2, B6, B12, and folic acid folate for optimal absorption, with added vitamin C a... More
A balanced once-a-day formula featuring biologically active forms of B...
€36,85 €33,81 €30,15 €27,66
You save 18%
 
 
Mannavital Kyolic EPA & K2 80 Capsules
Mannavital
Kyolic EPA + K2 is a natural and complete multi-ingredient supplement made from quality ingredients. Kyolic EPA + K2 is based on scientifically resear... More
Kyolic EPA + K2 is a natural and complete multi-ingredient supplement ...
€47,25 €43,35 €38,66 €35,47
You save 18%
 
 
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
You save 18%
 
 
Vital Cell Life Vital Cell Life Vitamin B6 P-5-P 16mg 100 Tablets
Vital Cell Life
Pyridoxal-5-phosphate 16 mg (active B6) More
Pyridoxal-5-phosphate 16 mg (active B6)
€20,90 €19,17 €17,10 €15,69
You save 18%
 
 
Vital Cell Life Vital Cell Life Vitamin B5 Calcium Pantothenate 200mg 100 Capsules
€18,70 €17,16 €15,30 €14,04
You save 18%
 
 
Lamberts Lamberts Vitamin B50 Complex 250 Tablets
Lamberts
Lamberts Vitamin B50 Complex - Vitamin supplement. Suitable for vegetarians and vegans. More
Lamberts Vitamin B50 Complex - Vitamin supplement. Suitable for vegeta...
€63,75 €58,49 €52,16 €47,85
You save 18%
 
 
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
You save 18%
 
 
SNP SNP Vitamin B12 B complex sublingual 60 ml
SNP
SNP B12 + B complex liquid sublingual. People who eat fewer animal products can quickly develop a vitamin B12 deficiency. This includes vegetarians, v... More
SNP B12 + B complex liquid sublingual. People who eat fewer animal pro...
€28,44 €26,09 €23,27 €21,35
You save 18%
 
 
Proviform Proviform Vitamin B12 1500mcg Combi Active Folate 60 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 ch... More
Active vitamin B12 complex with 750 mcg methylcobalamin, 750 mcg adeno...
€17,55 €16,10 €14,36 €13,17
You save 18%
 
 
Natures Answer Nature's Answer Liquid Vitamin B-complex - 240 Millilitres
Natures Answer
Nature's Answer Liquid Vitamin B-complex is an easy-to-use supplement that is highly absorbable. It is absorbed through the oral mucosa and features a... More
Nature's Answer Liquid Vitamin B-complex is an easy-to-use supplement ...
€30,75 €28,21 €25,16 €23,08
You save 18%
 
 
Nova Vitae Nova Vitae Benfotiamine (Vitamin B1) 150mg 120 Vegetarian Capsules
Nova Vitae
Benfotiamine is a superior form of vitamin B1 (thiamine) because its molecular structure is fat-soluble, providing optimal bioavailability and making ... More
Benfotiamine is a superior form of vitamin B1 (thiamine) because its m...
€72,55 €66,56 €59,36 €54,46
You save 18%
 
 
Be-Life Be-Life Vitamin B12 plus 90 Capsules
Be-Life
Vitamin B12 plus More
Vitamin B12 plus
€20,63 €18,93 €16,88 €15,49
You save 18%
 
 
Showing 97 - 120 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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