Vitamin E is an important nutrient that helps your body in a variety of ways. You should get enough from a healthy, balanced diet. However, high amounts (400 IU) may be harmful.
Alison Evert, MS, RD, CDE, Nutritionist, University of Washington Medical Center Diabetes Care Center, Seattle, Washington. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.