I remember Dr. Weil saying that if you live north of, say, Atlanta, there isn't enough UV exposure for to get sufficient vitamin D from the sun during winter mo

I remember Dr. Weil saying that if you live north of, say, Atlanta, there isn't enough UV exposure for to get sufficient vitamin D from the sun during winter months. He recommended sardines as a natural source of vitamin D. source - somewhere in his interview with Kevin Rose: http://www.youtube.com/watch?v=t7wSp7Y4bFM http://www.youtube.com/watch?v=t7wSp7Y4bFM