Lifeway Lowfat Kefir is up to 99% lactose-free, gluten-free, and made with all natural, non-GMO ingredients. Kefir is a tart and tangy cultured dairy drink packed with protein, calcium, and 12 live and active probiotic cultures. Lifewayâs Blueberry Lowfat Kefir is lightly sweetened with cane sugar. Blend into a smoothie, whip into a dip, or simply pour yourself a glass! After all, it is the Champagne of Dairy.