How vitamin D deficiencies can be linked to seasonal affective disorder (SAD), one common cause of low mood in the winter.

Why vitamin D supplements will be better absorbed when taken alongside some fat-containing foods.

I explain why fermented vegetables are the one food that could help boost your immune system.

Vitamin C, is one of the most important vitamins for immune health, aiding in the prevention of colds, flu and other infections. In this video, I discuss how to up your vitamin C intake. To find out more, head over…