I've talked to multiple nutritionists and they often recommend 5,000IU a day -- we shouldn't be going off gut reaction. There are widespread surveys that show h

I've talked to multiple nutritionists and they often recommend 5,000IU a day -- we shouldn't be going off gut reaction. There are widespread surveys that show high vitamin D3 deficiency and there are many more stories of people who have taken this vitamin at that dose for years without problems. The point is, we need more than stories. We need study and analysis, not a random call to change the definition because of a story.