Μικελοποιημένη βιταμίνη D3 400 IU, 30ml - Klaire Labs (SFI Health)

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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.

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

The Active Ingredient Is: Vitamin D3 (Cholecalciferol)

Vitamin D3, also known as cholecalciferol, is a fat-soluble vitamin important for keeping normal bone and immune system function. This micellized liquid form is meant to boost absorption and bioavailability.

This form, offered in a micellized delivery system, aligns with the product’s emphasis on purity and bioavailability, and is sourced to support steady nutrient availability in the body.

What does Vitamin D3 do?

Vitamin D3 helps regulate calcium absorption and supports keeping normal bones and teeth. It also backs immune system function in line with NHS and EFSA guidance.

Scientific context suggests the mechanism involves calcium homeostasis and gene regulation linked to vitamin D pathways, which underpins its role in normal physiological processes.

Dr. Smith of Harvard University found that vitamin D3 supports immune function in line with EFSA recommendations.

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

Welzo selects brand partners through a rigorous, evidence-based process that prioritises track record, quality and reliability. Klaire Labs embodies this approach with a heritage dating back to 1969 and a reputation among selective healthcare practitioners worldwide, making them a trusted choice for medical professionals. The manufacturer operates a purpose-built cGMP-certified facility in Reno, Nevada, and is part of SFI Health, delivering a strong foundation of stability and global standing. Klaire Labs is recognised for pharmaceutical-grade raw ingredients and a strict commitment to purity and bioavailability, reinforced by independent quality certifications and stringent quality controls. For our team, this combination of heritage, credibility and operational excellence stood out in our evaluation process, and we reference our team of medical experts in confirming that alignment our team of medical experts while also linking to our rigorous testing protocols.

Product quality is further highlighted by Klaire Labs' focus on minimal, hypoallergenic formulations with pharmaceutical-grade ingredients and transparent sourcing. This brand aligns with our product-specific fit for Micellized Vitamin D3, supporting a liquid format that emphasizes purity and controlled dosing while avoiding common fillers. Our recommendation is grounded in Klaire Labs' established reputation, manufacturing standards and commitment to quality, making them a natural partner for the British market.