Cat-Sip is made from Grade A low-fat milk that’s 99% lactose-free, making it easier to digest for cats and kittens. Unlike solid treats, it also helps provide the added hydration they need. 99% lactose-free. Lactase enzyme breaks down lactose. Contains taurine — an essential nutrient for cat eye and heart health. Helps keep cats hydrated. A wholesome snack cats and kittens will enjoy every day.