Recently the the American Academy of Pediactrics recommended that all children from newborns to teens should get twice as much Vitamin D as had been previously recommended. Doctors are now saying they should have 400 units each day.
While vitamin D can be found in many different foods, most kids do not get enough. Interestingly enough though vitamin D is made in your body when sunshine hits the skin. This is an amazing source and goes back to the idea of No Child Left Inside.
All things with balance of course, but I thought you may enjoy the information in this article I found on sources of vitamin D in our food. Foods that provide vitamin D