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Supplements Popular Despite Scientific Evidence

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Supplements Popular Despite Scientific Evidence

Supplements Popular Despite Scientific Evidence

Supplements Popular Despite Scientific Evidence

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  • <iframe src="https://www.npr.org/player/embed/4781471/4781472" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Despite scientific evidence that Echinacea, Vitamin E and other dietary supplements don't live up to the claims once made about them, people still use them. Doctors and psychologists say that may be due to marketing spin, mixed messages from inconclusive studies — and people's inability to evaluate evidence.