Mad Millie Kefir Culture 2 Pack Mad Millie Sale! from $7.95 $7.95 Qty. Add to Cart Out Of Stock! We will notify you when this product becomes available. Available on: This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Kefir creates a healthy, delicious cultured drink from 1L of your choice of milk, soy, juice or coconut water. Qty available: 2 SKU: 16219 15% Super Day Discount Food Gut Health