CatSure is a completely balanced liquid nutritional diet that has what cats need to make the most of their golden years. High quality protein and amino acids adjusted for better utilization. Healthy levels of Omega 3 and 6 fatty acids. Contains flaxseed oil, a great source of DHA. Made from milk proteins (no lactose). Easy to digest. Vanilla flavor gives superior palatability which encourages voluntary consumption to support necessary fluid intake.