America's B12 Deficiency

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About This Episode

Dr. Oz investigates how a vitamin B12 deficiency can age you. Find out how to get more B12 into your diet to help you feel younger and healthier.

Originally Aired:

January 11, 2012

Guests:

Dr. David Katz,

Kate Geagan,

Keri Gans, MS, CDN,

Dr. Neal Barnard

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