In this special episode of The Smartest Doctor in the Room, we welcome back Dr. Dana Cohen, a leading functional medicine expert and our very first guest from five years ago. Dr. Cohen discusses her new book, Fuel Up, co-authored with Colin Sapphire, founder of Nutribullet. Together, they explore the transformative power of smoothies in reducing ultra-processed foods and boosting nutrition in a simple, enjoyable way. From practical smoothie recipes to insights on hydration and essential nutrients, this conversation dives into sustainable approaches for health without restrictive diets. Tune in to learn how Fuel Up can help make nutritious living accessible, delicious, and enjoyable!