Though it may seem counterintuitive, you actually need snacks to lose weight. Smart snacks allow you to eat more and still lose weight, because snacks between meals keeps your body fueled. This ensures that your metabolism stays up, which actually helps you burn fat. But what you eat matters. These nutritionist-recommended snacks will help you ward off sweet temptations and avoid overeating during mealtime. Plus, they're packed with nutrients and delicious flavors that will keep you from feeling deprived of food.