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Vitamin B

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

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Showing 121 - 144 of 346
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
You save 18%
 
 
Ortholon Vitamine B12 Vegan 60.00 Capsules
Ortholon
Vitamine B12 Vegan More
Vitamine B12 Vegan
€30,75 €28,21 €25,16 €23,08
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 Vitamin B12 90 Lozenges
Orthica
High-dose vitamin B12. Suitable for vegetarians and vegans. More
High-dose vitamin B12. Suitable for vegetarians and vegans.
€35,75 €32,80 €29,25 €26,83
You save 18%
 
 
NOW Vitamin B1 100mg 100 Tablets
NOW
NOW Vitamin B1 100mg More
NOW Vitamin B1 100mg
€18,65 €17,11 €15,26 €14,00
You save 18%
 
 
NOW Pantothenic Acid 500mg (B5) 100 Capsules
NOW
NOW Pantothenic Acid 500 mg (B5)

Suitable for vegetarians and vegans.
More
NOW Pantothenic Acid 500 mg (B5)

Suitable for vegetarians and vegans.
€20,85 €19,13 €17,06 €15,65
You save 18%
 
 
Vitals Vitamin B3 Niacinamide 500mg 100 Capsules
Vitals
Vitals Vitamin B3 Niacinamide 500 mg More
Vitals Vitamin B3 Niacinamide 500 mg
€25,25 €23,17 €20,66 €18,95
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%
 
 
Golden Naturals Vitamin B12 1000mcg Vegan 100 Lozenges
Golden Naturals
Golden Naturals Vitamin B12 1000mcg Vegan lozenges. Vitamin B12 is found almost exclusively in animal products. It may be advisable to supplement your... More
Golden Naturals Vitamin B12 1000mcg Vegan lozenges. Vitamin B12 is fou...
€19,24 €17,65 €15,74 €14,44
You save 18%
 
 
VitOrtho B1 Thiamine 250mg 120 Vegetarian Capsules
VitOrtho
VitOrtho B1 Thiamine 250mg. This product is suitable for vegetarians and vegans. Free from gelatine, yeast, added sugars, and synthetic colours, fragr... More
VitOrtho B1 Thiamine 250mg. This product is suitable for vegetarians a...
€21,95 €20,14 €17,96 €16,48
You save 18%
 
 
Vitals Vitals Vitamin B1 Thiamine 100mg 100 Capsules
Vitals
Thiamine is the precursor to the biologically active form of vitamin B1, thiamine pyrophosphate (TPP). Magnesium is required for the conversion of thi... More
Thiamine is the precursor to the biologically active form of vitamin B...
€28,55 €26,19 €23,36 €21,43
You save 18%
 
 
Pharma Nord Pharma Nord Bio-Quinon Q10 30mg 30 Capsules
Pharma Nord
Bio-Quinon Active Q10 30mg More
Bio-Quinon Active Q10 30mg
€16,45 €15,09 €13,46 €12,35
You save 18%
 
 
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
You save 18%
 
 
Golden Naturals Golden Naturals GABA 1000mg 60 Tablets
Golden Naturals
GABA (gamma-aminobutyric acid) is an important substance naturally occurring in the human brain: a neurotransmitter that regulates communication betwe... More
GABA (gamma-aminobutyric acid) is an important substance naturally occ...
€25,84 €23,71 €21,14 €19,39
You save 18%
 
 
Intoleran Intoleran Cozidase 60 Capsules
Intoleran
Intoleran Cozidase capsules containing copper, zinc, vitamin C, and vitamin B6. More
Intoleran Cozidase capsules containing copper, zinc, vitamin C, and vi...
€28,55 €26,19 €23,36 €21,43
You save 18%
 
 
Lamberts Lamberts Vitamin B12 Methylcobalamin 1000mcg 60 Tablets
Lamberts
Vitamin B12 1000mcg (as Methylcobalamin). Suitable for vegetarians and vegans. More
Vitamin B12 1000mcg (as Methylcobalamin). Suitable for vegetarians and...
€18,65 €17,11 €15,26 €14,00
You save 18%
 
 
SNP SNP Biotin 10,000 mcg 50 Tablets
SNP
Biotin 10,000 mcg More
Biotin 10,000 mcg
€40,54 €37,19 €33,17 €30,43
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 B9 90 Capsules
Be-Life
Be-Life Vitamin B9 (B11) More
Be-Life Vitamin B9 (B11)
€32,18 €29,52 €26,33 €24,16
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%
 
 
VitOrtho VitOrtho B2 Active 100 mg 60 Vegetarian capsules
VitOrtho
Vitortho B2 Active 100 mg

- Contains vitamin B2 in the biologically active form.
- Suitable for vegetarians and vegans
More
Vitortho B2 Active 100 mg

- Contains vitamin B2 in the biologically a...
€17,05 €15,64 €13,95 €12,80
You save 18%
 
 
APB Holland APB Holland Active Forte Vitamin B Complex 450mg 75 Capsules
APB Holland
This Vitamin B Complex contains all essential B vitamins such as B1, B2, B3, B5, B6, B11 (folate), B12 and biotin, and is also enriched with choline a... More
This Vitamin B Complex contains all essential B vitamins such as B1, B...
€27,45 €25,18 €22,46 €20,61
You save 18%
 
 
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...
€77,54 €71,14 €63,44 €58,20
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%
 
 
Showing 121 - 144 of 346

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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