As with everything, portion control is key. Registered dietician Katherine Booking tells TIME, “A lot of frozen yogurt places these days allow you to self-serve and you can easily end up doling out huge portions, then adding high-calorie toppings. You could walk out of your favorite fro-yo shop with a 400-plus calorie treat; thinking you’re having a 100 calorie dessert.” To help you choose the perfect blend of nutrition and deliciousness, we’ve rounded up the pros and cons of eight favorite frozen yogurt brands.