Kefir, the Probiotic Miracle from the Caucasus November 26, 2015 | sparklesr21 Over the past decade or so, kefir, a kind of cultured milk sometimes described as a “tangy milk smoothie,” has gained popularity and conquered the shelves of American supermarkets. R… Source: Kefir, the Probiotic Miracle from the Caucasus Share this:TwitterFacebookLike Loading... Related