How much weight can you lose by just drinking smoothies? Are Smoothies Healthy? Are They Good for Weight Loss Smoothie Diet: Pros, Cons, and What You Can Eat 10 Flat Belly Diet Smoothies Recipes Based on the Migraine Elimination Diet, these smoothies have been designed by a chef to be completely safe for migraine sufferers. You can make any of these smoothies in complete confidence that they will not trigger a migraine.