And then the third reason why your healthy cats could always be hungry is because theyve got worms. Of course cats might be hungry at all times due to specific reasons. As her diabetes becomes more regulated her appetite will normalize.
Unregulated or poorly regulated diabetics cats often seem ravenous. As a cat ages particularly after it is 12-13 years old its digestion becomes less efficient and it cannot absorb as much nutrition from protein. As such the cause of polyphagia is not always easy to discern. Roundworms are the most common parasites that can disrupt and affect your kittys eating patterns.