I bet you have all heard of Vitamin D, but did you know that it is a fat-soluble vitamin that can actually be made by the human body (rather than relying on food sources alone)!? Vitamin D may just be one of the most important vitamins for optimal health, but sadly many Americans are Vitamin D deficient. Read on to learn more about the great health benefits of Vitamin D and how to easily increase your intake in a tasty way.