Fat free? Gluten free? Cut carbs? Give up meat? Healthy eating used to be all about foods to avoid, but the latest research points to all sorts of nutrients we can use to restore energy, boost immunity, improve mood, digestion and sleep, enhance beauty and make us more physically fit and mentally alert. A nutritionist and author of The Flexitarian Diet and The Superfood Swap, Blatner has appeared on the Dr. Oz Show, The Today Show, Good Morning America, and CNN. She lays out the things we can to do to fuel our best lives. And the good news? It’s simpler than you think.