So you've discovered the awesome power of a NutriBullet? Congratulations!Suddenly you have a secret weapon: the ability to turn not-exactly-mouthwatering foods like broccoli, kale, spinach, and flaxseed into delicious smoothies that you actually enjoy.But maybe you're suffering from NutriBullet-itis. You know, the tendency to throw a bunch of healthy foods willy-nilly into the blender and hope for the best. Or maybe you're just eating the same 4 or...