88
Participants
Start Date
March 31, 2007
Primary Completion Date
December 31, 2008
Study Completion Date
December 31, 2008
Antioxidant diet
Participants were asked to increase antioxidant-rich food intake to approximately double their daily habitual intake and take a placebo pill.
Antioxidant supplement
Participants were asked to consume their usual diet and take a supplement containing carotenoids, mixed tocopherols, vitamin C and selenium, designed to approximately double their daily habitual intake.
Placebo
Participants were asked to consume their usual diet and take a placebo pill.
Stanford University School of Medicine, Stanford
National Center for Complementary and Integrative Health (NCCIH)
NIH
Christopher Gardner
OTHER