Where is Zipvit based?
That's why we offer our freephone helpline 7 days a week, and all from our UK-based headquarters in Rugeley, Staffordshire.
How much Vit D should you take a day?
Vitamin D recommended intake is at 400–800 IU/day or 10–20 micrograms. However, some studies suggest that a higher daily intake of 1,000–4,000 IU (25–100 micrograms) is needed to maintain optimal blood levels.