RT Journal A1 Mitka M T1 DIetary supplements JF JAMA JO JAMA YR 2009 FD April 8 VO 301 IS 14 SP 1427 OP 1427 DO 10.1001/jama.2009.447 UL http://dx.doi.org/10.1001/jama.2009.447 AB The March 5 report called for additional FDA regulatory authority over dietary supplement manufacturing facilities and expanded reporting of adverse health effects of these products. The report also recommended that the FDA issue guidance to industry to clarify which supplement ingredients require safety documentation before they can be marketed and also that the agency take steps to improve consumer understanding about these products (http://energycommerce.house.gov/Press_111/20090302/gaoreport.pdf).