Yogurt and kefir are both dairy products made from fermented milk. Kefir is a liquid milk beverage. It has an acidic, creamy taste. Yogurt is thick and almost always eaten with a spoon. It can be used ...
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.