It’s Dr. Oz’s most extreme experiment ever! Dr. Oz locked 3 women in a zoo to see if they could lower their blood pressure, cholesterol and weight on a diet with no meat, dairy, sugar or caffeine. Is this the diet that you’ve been waiting for?

Click here to watch Part 2 of The Prehistoric Diet.

Click here to watch Part 3 of The Prehistoric Diet.

Click here for the Prehistoric Diet Plan.

Click here for the Prehistoric Diet Recipes.