The Metabolism-Boosting Smoothie Jessica Simpson Loves!

New Year’s resolutions are in full swing, and this smoothie is right at home for anyone embarking on a healthy routine. The recipe comes to us by way of Harley Pasternak, trainer to high-profile celebs like Ashley Tisdale, Jessica Simpson, and Katy Perry. A cinch to make, it only requires five ingredients, is full of everything you need to start your day, and, best of all, contains an ingredient known for helping with weight loss.