The actual 'report brief' is a lot better. It's at http://www.iom.edu/Reports/2010/Dietary-Reference-Intakes-for-Calcium-and-Vitamin-D.aspx http://www.iom.edu/R

The actual 'report brief' is a lot better. It's at http://www.iom.edu/Reports/2010/Dietary-Reference-Intakes-for-Calcium-and-Vitamin-D.aspx http://www.iom.edu/Reports/2010/Dietary-Reference-Intakes-fo... The takeaway is that the maximum daily level intake they have is 4000IU for adults and their recommendation is 600IU.