Greek yogurt typically has more protein than regular yogurt (about 16 gm. versus 6 gm.), but it is not necessarily more healthy. No matter what type of yogurt you choose, look for one that is fat-free or at least low-fat and that is not loaded with sugar. Plain yogurt will obviously not have added sugar; and, typically, yogurts that are 100 calorie

The main ingredients should be milk and live active cultures. You'll want to steer clear of added protein like "whey concentrates" and added thickeners like "modified corn starch." Most Greek yogurt contains twice the protein of regular yogurt, but that doesn't mean that every brand contains the same amount.

One of the most touted health benefits of Greek yogurt is the probiotics it contains. These healthy bacteria help promote a healthy gut. Your digestive tract naturally contains lots of different types of bacteria some good, helping you digest food, and some potentially harmful