Antioxidant Linked to Increased Cancer Risk

February 12, 2008 09:44 AM
by findingDulcinea Staff
Researchers from the Mayo Clinic in Minnesota find that beta carotene increases the risk of cancer and the risk of dying from cancer among smokers.

30-Second Summary

The study, published in Mayo Clinic Proceedings, reports that beta carotene supplements can increase the risk of cancer by 10 percent among smokers.

The study also linked beta carotene supplementation to a trend toward a greater risk of dying from cancer among smokers.

The researchers studied 12 trials and over 100,000 patients, testing the impact of antioxidants such as beta carotene on cancer incidence and mortality.

More generally, the study found that antioxidants did not significantly reduce the risk of cancer.

Headline Links: Beta carotene linked to increased cancer risk

Background: The pros and cons of beta carotene

Health benefits

Related Topic: ‘Conflicting Health Studies Stir Confusion’

Reference: National Cancer Institute and beta carotene

What is beta carotene?

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