Yusuf S, Dagenais G, Pogue J, et al. Vitamin E supplementation and cardiovascular events in high-risk patients. The Heart Outcomes Prevention Evaluation Study Investigators. Azzi A, Breyer I, Feher M, et al. Specific cellular responses to a-tocopherol.
Summary finds superiority of natural vitamin E supplements over synthetic forms.
Christen S, Woodall AA, Shigenaga MK, et al. Modern nutrition in health and disease. Cavalier L, Ouahchi K, Kayden HJ, et al. Knekt P, Heliovaara M, Aho K, et al. Serum selenium, serum alpha-tocopherol, and the risk of rheumatoid arthritis.