Add Yahoo as a preferred source to see more of our stories on Google. If you've ever peeled back the lid of a yogurt container to find a layer of what looks like water but is actually whey protein on ...

That thin layer of liquid floating on your yogurt often triggers uncertainty, even for people who eat yogurt regularly. It looks out of place, as if something has separated that shouldn’t have. Many ...

Fact checked by Nick Blackmer The whey protein in yogurt contains essential amino acids and calcium.  Plant-based yogurt does ...