Why dogs like mint they know things Theres a reason why dogs like mint. Are Mint Plants Safe For Pets. Is Peppermint And Peppermint Oil Safe For Cats Or Is It Bad For Them Cat Diet Peppermint Cat Nutrition The truth is that they have no idea. . This isnt because the mint is bad but because toothpaste contains fluoride which may be toxic to cats there arent enough studies to prove it either way but we feel that its better to err on the side of caution. Are Mint Plants Safe For Cats. Gastrointestinal complications such as diarrhea upset stomach constipation and abdominal pain. Minerals that support nutrition and antioxidants that protect them. You can use it indoors or outdoors. Wintergreens is also present in some mint candies. Thats what will make your cat sick if they eat too much mint. The Mighty Mint Rodent Repellent is a high-strength natural spray that keeps rodents out of your home without compromisi...