Vitamin E

Bjelakovic G. et al (the same author as the previous study) used a meta-regression method on 47 low bias risk trials with 180, 938 subjects to evaluate antioxidant effect upon mortality. Mortality was increased in those subjects taking vitamin A, beta-carotene or vitamin E supplements. (3)

Vitamin E adverse reactions and interactions:

Vitamin E and clotting parameters:

Vitamin E and warfarin can safely be taken together according to results from a study on 21 individuals on long-term warfarin therapy who were randomized to receive either vitamin E or placebo. The study reports no significant change in the international normalized ratio (INR), used to report the results of blood clotting tests, in participants taking vitamin E. (4)