Selenium is an antioxidant which seems to inhibit cell proliferation. The recommended daily allowance (RDA) of selenium is 70 ug (micrograms) for men, 55 ug for women.
Review Date 2/2/2019
Updated by: Emily Wax, RD, CNSC, University of Virginia Health System, Charlottesville, VA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.