Kefir Fermenter: Kefir Grains (30 G) High quality Kefir Grains for broad use, especially with Kefir Fermenters. NOT FOR RESELL ABROAD: WILL NOT SURVIVE LONG TRIP!!! Kefir Grains were selected from the best kinds available on the market. They ferment milk in kefir fast and reliably; resist to bad conditions like high acidity, low temperatures, long-term storage and drying. Production and quality control of these grains are under professional microbiologist/biotechnologist management. These kefir grains is the best for Kefir Fermenters. Type "Kefir Fermenter" and choose correct size and shape of your Kefir Fermenter. We always open to help, consult or even substitute your purchase.