High Doses of Vitamin E Lengthen Lives of Alzheimer's Patients

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"But of course," Hall added, "I'm aware that vitamin E, specifically, has come under fire in the last few years, and that there is concern about the possible dangers of taking too high a dosage. So, I think we have to be careful. And probably more research is necessary to find out how vitamin E might be useful in treatment."

Another study presented at the meeting found that people who had larger hippocampuses were spared the ravaging symptoms of Alzheimer's disease.

"This larger hippocampus may protect these people from the effects of Alzheimer's disease-related brain changes," study author Dr. Deniz Erten-Lyons, with the Oregon Health and Science University in Portland, said in a statement. "Hopefully, this will lead us eventually to prevention strategies."

More information

For more on Alzheimer's and treatment therapies, visit the U.S. National Institute on Aging.