Trust in Us: Why D3 Outperforms D2

At ProTec Nutra, we believe trust is built on transparency and evidence — not assumptions.

For years, Vitamin D2 was the only vegan option. But extensive research now shows that Vitamin D3 is up to 87% more effective at raising and maintaining healthy vitamin D levels.

If you’re still using D2, it might be time to switch.

✅ More bioavailable and longer-lasting than D2
✅ Supported by clinical research
✅ UK manufactured and fully plant-sourced
✅ Vegan, Kosher and Halal certified

We’ve been leading the way in plant-based Vitamin D3 since 2011 — and that’s why you can Trust in Us to deliver quality, efficacy and expertise.

Beyond bone and muscle support, Vitamin D is vital for a healthy immune system. Research during the COVID-19 pandemic highlighted the importance of maintaining adequate levels to help the body’s immune defences perform effectively.

With consumer focus now firmly on immunity, choosing the right form of

Vitamin D has never mattered more — and D3 is proven to be the most effective.

Link: Vitamin D deficiency linked to greater risk of COVID-19 hospitalisation (Kings College London)

Discover more about the benefits of Vitamin D3 to D2 in our PDF below:

PDF: Why choose plant sourced Vitamin D3