"Natural" Supplements Caused Cancer In 2 Men

Published: Jan 15, 2008

WASHINGTON (Reuters) - Two men seeking to boost sexual performance and grow bigger muscles instead ended up with advanced prostate cancer after taking "herbal" supplements, U.S. doctors reported on Tuesday. They said many supplements marketed as "safe" and "natural" could contain unknown and potentially dangerous ingredients, and noted that the U.S. Food and Drug Administration has little authority to regulate them.

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