Vitamins Not Found to Prevent Cancer

There's been a lot of press lately about the failure of vitamin supplements to prevent a multitude of cancers. Bad news for all of us.

USA Today (January 7, 2009) summarized the results:

What The Studies Have Found

Vitamins C, E: Did not prevent prostate cancer or cancer in general

Vitamin E, selenium: Did not prevent prostate cancer; vitamin E actually increased prostate cancer risk, and selenium raised risk of diabetes, though the findings could be a result of chance.

Beta carotene, vitamins C, E: Did not prevent cancer.

Folic acid, B vitamins: Did not prevent breast cancer or other cancers.

Vitamin D, calcium: Did not prevent breast cancer.

Vitamins C, E: Did not prevent heart disease in men; vitamin E increased stroke risk.

Vitamins B-12, folic acid: Did not prevent heart disease.