Natrol Vitamin B-12 Fast Dissolve, 5000mcg - 100 tablets

Xylitol, Cellulose Gum, Dextrin, Crospovidone, Maltodextrin, Modified Food Starch, Malic Acid, Natural Flavors, Silicon Dioxide, Stearic Acid, Beet Root Extract (color), Magnesium Stearate, Citric Acid.

United Kingdom & Rest of the World Shipping Details:
Same day dispatch for orders placed by 2pm (Orders after 2pm dispatched next working day).

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 14 days in the same original and unopened packaging. Subject to T&C's.

Welzo is a UK-based health platform. Orders ship from the UK.

Adults should take 1 tablet daily. No water is necessary. Store in a cool, dry place. WARNING: Consult a healthcare professional before using this product if you are pregnant, nursing, under the age of 18, are taking medication or have a medical condition; if adverse reactions occur, discontinue use. KEEP OUT OF REACH OF CHILDREN.

Please consult the product packaging for accurate instructions on how to use the product.

Vitamin B12, also called cyanocobalamin, is a water-soluble vitamin essential for normal bodily functions like DNA synthesis and energy production. This rapid-dissolve tablet delivers the active cyanocobalamin form found in dietary supplements to support daily needs.

This form is commonly used in supplement formulations to provide a reliable, bioavailable source of B12 that aligns with Nordic and UK scientific expectations for intake and health maintenance.

What Does Vitamin B12 Do?

Vitamin B12 plays a part in energy metabolism and nervous system health, and supports cognitive function, according to established guidance. Research suggests that B12 supplementation can be linked to improvements in energy metabolism and cognitive performance.

This guidance comes from top researchers at a major university, reinforcing B12's role in normal bodily processes without implying disease treatment.

This supplement is not intended to diagnose, treat, cure, or prevent any disease.

This brand, Natrol, stands out for production expertise and long-standing commitment to quality, which is why we decided to choose Natrol as our trusted supplier for Vitamin B-12 Fast Dissolve. The manufacturer’s adherence to GMP and regular third‑party oversight through NSF International demonstrates a robust quality ecosystem that underpins product integrity across every batch. This consistent commitment to manufacturing excellence is a cornerstone of our partnership decision.

Natrol’s quality framework is reinforced by NSF audits and alignment with FDA dietary supplement regulations, ensuring that finished products contain the labelled amounts through shelf life. The brand’s rigorous raw material vetting and comprehensive quality assurance processes reflect a heritage of dependable, safety‑driven manufacturing that we recognise as a differentiator in a crowded market.

Compared with other brands, Natrol’s established manufacturing credentials and transparent certification approach set it apart for Welzo. This brand’s specialised focus on B-12 supplementation, coupled with clear quality standards, makes Natrol particularly well suited for this supplement. Our evaluation process, supported by Welzo's medical team and Welzo's healthcare professionals, and validated against our quality assurance criteria, solidified Natrol as the optimal partner.