Vitamin D3-K2 Emulsion supports bone health and calcium metabolism while boosting immune function, thanks to a rapidly absorbed, emulsified formula from Nutra BioGenesis. Nutra BioGenesis is built on a science-first approach with strict quality controls. Dr. Holick of Boston University Medical Center found that vitamin D3 and K2 together may be more effective for bone and cardiovascular health than D3 alone. Emulsified delivery boosts absorption, helping calcium work where it matters.

Available Sizes & Variants:

1 fl oz emulsion – small, convenient daily-use bottle.

Benefits & Features:

• Supports bone health by directing calcium where it matters.
• Emulsified delivery enhances absorption, meaning you feel the benefits sooner.
• The star ingredient synergy of vitamin D3 and K2 supports immune function and may help improve bone density and arterial health when taken together jointly.
• Non-GMO, excipient-free formula reflects our commitment to pure, natural supplements.
• Manufactured in cGMP facilities with third-party potency testing, Nutra BioGenesis delivers vitamins for immune system support you can trust.

Nutra BioGenesis has always stood for quality and clinician backed formulas. Since 2000 the brand has blended scientific rigour with practitioner input to produce professional grade supplements. In this emulsion, vitamin d3 and k2 pair to help guide calcium to bones and support cardiovascular health, while the emulsified delivery boosts absorption for more reliable daily use. Dr. Holick of Boston University Medical Center found that vitamin D3 and K2 together can be more effective for bone and cardiovascular health than D3 alone.

Vitamin D3 (cholecalciferol) Vitamin K (from vitamin K-2 (menatetrenone))
Other Ingredients:
Water, organic extra virgin olive oil, MCT Oil, citric acid, vitamin E oil, natural orange and lime flavors, stevia (leaf extract), xanthan gum, potassium sorbate

• GTIN: 812806428700
• Manufacturer: Nutra Biogenesis
• Categories: Back to School Supplements & EssentialsNew ArrivalsNutra BiogenesisVitamin D Supplements, Tablets & Gummies
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the 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 30 days in the same original and unopened packaging. Subject to T&C's.

- Follow the given directions for use.
- Shake thoroughly before using.
- Administer 5 drops (1/4 mL) once a day or as your healthcare provider advises.
- Ensure the cap is securely closed and store in a cool, dry area. Use only as directed. Take 15 drops daily or as directed by your healthcare practitioner. Shake before use. Refrigerate after opening and consume promptly.

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

The Active Ingredient Is: Vitamin D3 (Cholecalciferol)

Vitamin D3, often called cholecalciferol, is a fat-soluble vitamin important for healthy bones and immune health. This product uses an emulsified form to help absorption in the gut.

Vitamin D3, provided as part of an emulsion form which is aimed at boosting bioavailability compared with standard preparations. The ingredient plays a role in normal calcium use and overall skeletal function, as recognised by EFSA and NHS guidance.

What Does Vitamin D3 Do?

Vitamin D3 helps keep normal calcium metabolism and supports healthy bones, while also contributing to normal immune system function. Scientific understanding supports these roles under EFSA and NHS guidance, with focus on bone and immune health as core benefits.

Dr. Holick from Boston University Medical Center found that Vitamin D3 supports healthy bones and immune function, in line with existing dietary guidance.

This supplement is not meant to diagnose, treat, cure, or prevent any illness.

Nutra BioGenesis stands out as our chosen partner for Vitamin D3-K2 Emulsion due to a long-standing, science-first ethos that aligns with Welzo’s standards. This brand, founded in 2000, is renowned for professional‑grade supplements created with clinician input, bolstering a trusted heritage in the industry. Nutra BioGenesis focuses on CGMP compliance, non‑GMO ingredients and third‑party testing for potency and purity, echoing our commitment to transparent quality controls. Their rigorous, practitioner‑centric approach and solid industry reputation distinguish them from other manufacturers, backed by a proven track record of clinical validation and positive practitioner partnerships. The brand’s emphasis on a premium quality emulsion format further shows a focus on bioavailability, well suited for a D3‑K2 formulation. Welzo’s team assessed their processes and certifications against our standards, bolstering confidence that they can deliver consistency and safety. This alignment backs our product needs and consumer trust, as explained by our team at Welzo's healthcare professionals and our quality standards at our quality assurance criteria.