- My wife says we're finished. - I mean eating the same cereal. Since I started to watch what I eat I've discovered there's a lot in Grape Nuts Flakes for a woman. They're 98% fat free, great tasting, whole-wheat flakes. Sweet enough to eat without my adding sugar. And iron? You bet your life it's got iron. That's why this woman eats Grape Nuts Flakes. - And this man, if she'd let me. - Post Grape Nuts Flakes. (xylophone tinkles) There's a lot in it for a woman.