Medically reviewed by Aviv Joshua, MS, RDN Kefir is a popular fermented drink made of milk and kefir grains that contains ...

I now drink around 8-10 ounces of kefir a day. That said, if you’ve never had kefir before, you should start with half that ...

Kefir, pronounced kee-feer, is a drink made from the fermented milk from a cow, goat, or sheep. Water kefir is similar but has a water base instead of milk. Kefir grains have yeast and good bacteria.

For several years now, foods that are said to promote gut health have been wildly popular. You see probiotic-enhanced almonds, apricots, chocolate, fruit juice, snack bars, soft drinks, and more ...

Consumer Reports has no financial relationship with any advertisers on this site. For several years now, foods that are said to promote gut health have been wildly popular. You see probiotic ...

Kefir is a type of fermented milk that may help manage blood sugar, lower cholesterol, and boost digestive health, among other benefits. However, more evidence is needed to back some of these claims.

“Kefir is a fermented dairy product made by adding kefir grains, a specific kind of symbiotic culture of bacteria and yeast, to milk,” says Kylie Sakaida, M.S., R.D., L.D.N. “Kefir has a ...

Alyssa Northrop is a registered dietitian, nutrition writer, speaker and licensed massage therapist based in Minneapolis, Minnesota. She received a Master of Public Health in human nutrition from ...