Many pets find the chemical flea repellents a bit unhealthy. Some are even allergic to them. Our herbal flea repellent products contain only our naturally grown herbs including lavender, pennyroyal, feverfew, rosemary and southernwood. These products help repel fleas and soothe itchy skin. Pennyroyal is a natural insect repellent and in its dry form is safe for pets. On your pet or in their bed these safe herbal products will help keep the fleas away. All Items Here are all the products in our flea repellent line for cats and dogs: • Herbal Flea Repellent Sachet • Flea Repellent Collars