The No. 1 vitamin kids in the U.S. 'aren't getting enough of' today: Dietitian and parenting...

The children are staying indoors out of the sun which is a natural source of Vitamin D, LTC Eugene Chu More are lactose intolerant due to the mass production of milk products so they aren’t drinking milk either which can be fortified with vitamin D, supplements are available and can help. Especially when used with calcium.