The humble liver is your pet's unsung organ, providing more than 500 functions related to health and wellbeing-including detoxification, digestion, metabolism and hormone synthesis. Because of its vital role in so many processes, a healthy liver is crucial for your pet. Our Liver Support combines all-natural Eastern and Western medicinal ingredients for maximum effectiveness, including milk thistle for dogs and cats. Stave off liver problems before they start-or address existing issues to keep your pet happy and healthy.