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Oz Investigates: Is There a Better Butter?

Originally aired on 5/14/2018

We investigate new butter alternatives that may reduce heart disease, fight cancer, and even prevent arthritis. Plus, the truth about matcha green tea and the new skinny teas you should be drinking.

Guests: Kellyann Petrucci , Dr. Aaron Carroll , Dr. Robert Arnot , Dr. Pina LoGiudice