Cats And Cinnamon Smell. Cinnamon bark should be avoided for the health of your cat. Cinnamon and cats in very small quantities, ground cinnamon is safe enough in cats.
Cinnamon is one of many herbs and spices that smell delightful to humans but are disgusting to their feline counterparts. Because cats have sensitive skin and a keener senses of smell than humans, they are at an increased risk of reaction from exposure to cinnamon or cinnamon odor. So if you want to stop your cats from spraying or peeing in your house by stopping them from certain places then you’re in the right place.
Do not allow your cat to ingest more than the smallest amount of cinnamon.
Cats may also dislike the smell of other cats they are not used to. You can instantly get a stink eye from your furball at the hint of these herbs’ smell. Cats are natural hunters, and as such have a powerful sense of smell. Also its fur/skin exposure to cinnamon oil can be poisonous.