Who's to say about my vitamin D supplements? Does it really help? Some say it does. Others say it doesn't. But I take it anyhow. I certainly don't want to go through life vitamin D deficient. I do get out into the sun everyday and I'm not a big sunscreen person except maybe between June and August when I'm at the beach. But I live in the more northern latitudes so most of the year, those sun rays apparently aren't delivering the needed vitamin D to my body. Those Eskimos never had much "sun delivered" vitamin D at all but...