Carnitine promising, but no miracle for heart disease

Hype for the dietary supplement carnitine as a treatment for heart disease far outstrips the evidence.

Would you like to find a "natural" way to ease chest pain, reverse heart failure, or stop leg pain? Look no further than the amino acid carnitine, say a handful of popular books, a slew of rosy reports in alternative medicine publications, and countless postings on the Internet.

Is carnitine a) another secret cure your doctor doesn't want you to know about so he or she can keep prescribing medicines such as statins or beta blockers, b) a nugget of truth wrapped in a blanket of hype, or c) complete balderdash?

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