Few foods are as healthy and versatile as yogurt. But what’s better? Greek yogurt or Icelandic? Dairy or oat or almond? Nonfat, low-fat or whole-milk?

Key lime pie? An almond coconut? And what’s that – s’mores yogurt? But beyond flavor, there’s something out there for everyone. There’s Greek or Icelandic yogurt; you could switch it up with a goat’s ...