Vitamin D3 High Potency is a vitamin d3 supplement built to support bone, immune and muscle health, helping you stay active and resilient. Each easy to take softgel delivers high potency vitamin d3, supporting bone, immune and muscle health. NOW Foods brings years of know-how and strict quality standards to the table, including GMP practices and consumer trust.

Available Sizes & Variants:

240 softgels - convenient daily dose in a single softgel

Benefits & Features:

• Supports bone health with high potency vitamin D3.
• Aids immune function so you can feel steadier through the season.
• Key ingredient vitamin d3 is delivered in a form that's easy to absorb, helping your body utilise calcium for healthy bones and smooth muscle function.
• Produced to high standards with GMP practices, keeping purity and consistency in every batch.
• Non-GMO, Kosher, and Halal certified, this vitamin d supplement aligns with strict dietary and quality principles many customers value.

NOW Foods has stood as a trusted name in vitamin d3 supplements for decades, rooted in a family heritage and a commitment to quality. This vitamin d supplement is produced under GMP practices and carries Non-GMO, Kosher and Halal certifications, underscoring purity. The brand's transparent testing standards and strong retailer reputation - customers rate it highly - explain why shoppers choose NOW Foods for reliable support of bone and immune health.

Softgel capsule (bovine gelatin, water, glycerin) and extra virgin olive oil.

• GTIN: 733739003737
• Manufacturer: Now Foods
• Categories: Best SellersNew ArrivalsNOW FoodsSubscribe & Save ProductsVitamin 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.

Take one softgel every other day with a meal that contains fat, or follow your doctor's instructions. Take 1 softgel daily preferably with food for maximum absorption\, or as recommended

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

The Active Ingredient Is: Vitamin D3 (Cholecalciferol)

The Active Ingredient Is: Vitamin D3 (Cholecalciferol) and a fat-soluble nutrient essential for keeping bones healthy and immune function strong.

This variant comes as a highly absorbable softgel with vitamin D3 for adults.

What Does Vitamin D3 Do?

Vitamin D3 helps regulate calcium absorption, contributing to calcium homeostasis and supporting bone health. It also supports immune function in line with EFSA and NHS recommendations.

Evidence from researchers at Harvard University backs its role in keeping bone density and immune health in good shape, especially when sun exposure is limited.

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

NOW Foods has earned a trusted track record as a provider we are proud to partner with for Vitamin D3 High Potency. The brand’s long-standing presence in the supplement industry, combined with a reputation for transparency and quality, gives us confidence in its consistency and reliability for UK customers. NOW Foods’ commitment to rigorous quality standards is evidenced by GMP manufacturing practices and certifications such as Non-GMO, Kosher, and Halal, which align with diverse consumer expectations. Their in‑house third‑party testing underscores a proactive approach to potency and purity, reinforcing our confidence in product integrity. This brand is recognised for affordability, safety, and accessibility, backed by decades of industry experience and sustained consumer trust. This brand was evaluated by our expert team of doctors, nurses, and nutritionists for compliance with our quality certification process.

We chose NOW Foods for Vitamin D3 High Potency because the brand integrates well with Welzo’s standards for product quality, safety and traceability while delivering a straightforward, single‑ingredient formula that suits the supplement type. This partnership reflects our rigorous, evidence‑driven approach to brand selection and ongoing oversight by our expert team.