But if not, Part IV of Switch to Rich (next) will offer even more convincing support. The solid
nutritional science supporting this common-sense way to eat will show you that what you’re about
to switch is not only sound but the healthiest and most effective way of eating you’ll ever find.
So let’s put the last piece of context into place before we put this into action. You’ve been
introduced in this section to a taste of the science; now let’s review it in full, answer some of your
biggest questions, and dispel and lingering doubts.