Daily vitamin E doses exceeding 200 international units (IU) may do more harm than good.
In past studies, vitamin E supplements have been shown to prevent cardiovascular disease and cancer. However, other studies have suggested that high doses could be harmful.
Vitamin E is considered an antioxidant and is thought to play a role in encouraging skin to heal and regenerate.
Faced with conflicting information on the vitamin’s benefits and risks, US researchers from John Hopkins University in Baltimore, Maryland set out to determine if there was a dose-dependent response.