Are antioxidant supplements associated with higher or lower all-cause mortality?
Antioxidant supplements are not associated with lower all-cause mortality. Beta carotene, vitamin E, and higher doses of vitamin A may be associated with higher all-cause mortality.
Bjelakovic G, Nikolova D, Gluud C. Antioxidant Supplements to Prevent Mortality. JAMA. 2013;310(11):1178–1179. doi:10.1001/jama.2013.277028