It is often assumed that Americans do not get enough vitamin D. I frequently hear stories about people going to their doctor for regular check-ups and come out with a recommendation to purchase nutritional vitamin D supplements in order to boost vitamin D levels in their bodies. The National Center for Health statistics conducted analysis…

While there aren’t many foods that naturally contain vitamin D, there are plenty of fortified foods to make up for it. The best sources of naturally occurring vitamin D are tuna, mackerel, and salmon, as well as fish liver oils. Small amounts of the vitamin can be found in beef liver, cheese, and egg yolks….