Lysosomes are membrane-bound organelles found in the cells of dogs (and all animals) that contain enzymes responsible for digesting various types of biomolecules. These organelles play a crucial role in cellular maintenance by breaking down waste products, recycling cellular components, and even combating infections. In the context of geroscience, lysosomes contribute to cellular health by ensuring that damaged or unnecessary materials do not accumulate, which can lead to cellular dysfunction and aging. As dogs age, the efficiency of lysosomes may decline, potentially leading to an increase in cellular waste and contributing to age-related health issues. Research in geroscience has highlighted the importance of lysosomal function in promoting longevity and overall health in aging dogs. By maintaining the health of lysosomes, we can support a dog's ability to manage cellular waste effectively, which could play a role in extending their lifespan and enhancing their quality of life. Innovations in veterinary medicine, particularly those inspired by geroscience, aim to support these cellular processes, potentially leading to healthier, longer lives for our canine companions.