In 1908, Metchnikov wrote as part of his book “The extension of life” the secret of longevity based in the Russian Caucasus Mountains was Kefir. Kefir is in fact cultured milk that people made and consumed. The villagers of the […]

In 1908, Metchnikov wrote as part of his book “The extension of life” that this key to longevity located in the Russian Caucasus Mountains was Kefir. Kefir is definitely cultured milk that people made and consumed. The villagers of the […]