FM Browns Encore Premium Guinea Pig Food is a premium, nutritionally advanced and tasty daily diet that is especially formulated for guinea pigs. This product is rich in fresh Alfalfa hay pellets which deliver high levels of fiber for optimum digestibility. It also features high-nutrition ZOO-Vital Biscuits that come in varying shapes, textures and densities to provide the needed exercise for your pets' gum and tooth maintenance, making every meal a fun activity for your pets, while supplying them with vitamins and beneficial bacteria to promote good digestion. This product also delivers extra Vitamin C content which meets and exceeds the daily requirement of guinea pigs. FM Browns Encore Premium Guinea Pig Food uses natural preservatives. Sold in 5 lb. bags.