Why you may need more Vitamin D3
By medical nutritionist Dr Sarah Brewer, an expert in food, herbs and supplements Not that long ago, vitamin D was all about calcium absorption and maintaining strong bones. Researchers now realise that, as a hormone, it has many other vital functions in the body, including supporting immunity, circulatory, heart, brain and joint health. Why you may need a supplement You can make vitamin D in your skin when the UV index is greater than 3. As a result, vitamin D…