Sure I'll buy that it's real aka "un-photoshopped" But as others have pointed out that doesn't mean that there wasn't flattering camera angles, good lighting, and maybe some touch-up makeup at play.
That being said, sure, she looks darn good.
LOL. We all say that. But if oodles of money was the key to everybody's weight loss success, Oprah would be ... well, you know the rest. Ya still gotta put in the work.