Lifeway now offers Frozen Kefir, a creamy, nutritious dessert that packs 10 live and active probiotic cultures. The product contains all-natural ingredients and is high in protein and calcium. The frozen kefir is said to contain 90 calories per serving, is gluten free and 99% lactose free. According to Lifeway, the frozen kefir tastes delicious and shares the same health benefits as Lifeway Kefir. The flavors include mango, pomegranate, original and strawberry.