The Importance of Vitamin D For The Immune System
Have you been out in the sun lately? Studies show that low levels of vitamin D may decrease immune function, increasing your risk of respiratory illnesses.
Have you been out in the sun lately? Studies show that low levels of vitamin D may decrease immune function, increasing your risk of respiratory illnesses.
Don’t wait to catch a cold or come down with the flu. Take action now with these smoothies to keep your immune system strong.