If you live north of 40-degree latitude (i.e. anywhere in the UK) the suns ultraviolet light is not strong enough to synthesise vitamin D in the skin during the winter. As people tend to get more colds and flu in the winter months there may be a correlation with vitamin D deficiency. The Canadian government are now looking at vitamin D as protection against swine flu. A 25(OH)D test costs about £40 and is a cheap functional marker of immune health. If you have low levels of vitamin D supplement with vitamin D3. E-mail me to find out how to boost your vitamin D levels.
Vitamin D is also extremely important for bone health, neurological health weight loss and autoimmune disorders. Unless you get a lot of exposure to sunlight or eat lots of oily fish chances are you are vitamin D deficient. To find out how you can boost your vitamin D seek a nutritional therapy consultation with Steve Hines.