Zoe Diana Draelos, M.D., is a consulting professor of dermatology, Duke University School of Medicine, Durham, N.C. She is investigator, Dermatology Consulting Services, High Point, N.C., and a Dermatology Times Editorial Advisor and co-medical editor.
Q. Is vitamin E allergenic? This is an important question, since there is some confusion regarding this issue. Vitamin E can be an unstable substance prone to oxidation in the presence of light and air. It is a potent antioxidant and in the process becomes oxidized itself.