Dieting is no easy feat, but just as the 62-year-old media mogul has done with books, celebrities and daytime television, Winfrey made losing weight look manageable and familiar by bringing fans along for every step of her journey via social media, commercials and Weight Watcher meeting visits. When she was initially invited to invest in the international weight loss company and become a partial owner, Oprah had to try the product before she could sell it.
