How Did Oprah Eat Bread Every Day and Still Lose 26 Pounds?

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Can you really eat bread and lose weight? Oprah Winfrey says she did in her new commercial for Weight Watchers.

Read: See Oprah's First Weight Watchers Commercial

In the ad, she said: "I lost 26 pounds and I have eaten bread every single day." 

Oprah's claims are causing quite a stir, since most people think that bread is bad for dieters trying to lose weight

Read: Oprah Winfrey Buys Stake in Weight Watchers, Stock Soars

INSIDE EDITION spoke to nutritionist Amy Shapiro, who said: "Avoid the white processed bread. That is going to be a bagel and white sliced bread." 

Make sure you read the label; look for bread with words "whole grain" or "whole wheat," she said.

Watch: Why a Personal Trainer Gained 60 Pounds to Help His Client Lose Weight