Forget the apple. The largest study of its kind to date shows that vitamin D each and every day is what will keep the doctor away when it comes to the common cold or the flu.
Vitamin D can be obtained through eating dairy and salmon, and also through daily sunlight exposure. Here in Portland it is best to supplement with Vitamin D October through May, 2-3000 IU’s per day.
Not only is Vitamin D proven to help ward off colds and flus, but it is directly attributed to elevate mood. If you are affected by the wintertime blues, identifying a Vitamin D deficiency could make a positive difference in your life.