It’s better to be happy and alone than miserable with someone. Leaving that person might be the biggest act of self-preservation you can ever commit and it will not kill you; it will make you stronger.
Notice that not a single one of these put the eater’s weight or provided a picture of the eater. In fact, every one of these recipes deals out exactly what you prescribe—whole foods, less sugar, quite a bit of fiber. You’re projecting your own issues on to this post.