Oprah Winfrey starts trends.  When her book club features a book, chances are good that it will be a bestseller.  When she mentions a product on her talk show, millions of viewers will check that product out.
Earlier this month, Oprah discussed healthy living with her regular guest Dr. Mehmet Oz, who presented his “Ultimate Health Checklist,” which included three points about eating:
Know the five ingredients to avoid (high fructose corn syrup, sugar, enriched flour, trans fat, saturated fats)
The healthy foods to add to your diet

Antioxidants (Dr. Oz recommends tomatoes, broccoli, …