Kefir, a fermented milk beverage that may look a bit like yogurt, has a relatively short shelf life after the seal is ... Meanwhile, the mix of bacteria that's good for your gut health might ...

Q: I've read that consuming kefir is good for digestive problems. Kefir is similar to yogurt, but does not require refrigeration. It is available in supermarkets, or it can be made at home.

While the plant-based revolution might have reduced the amount of lactose in our diets, certain dairy-based foods are making a comeback in the name of good health, and kefir is one of them.