Can be used directly on dogs, cats and pet bedding. Gentle enough for use on puppies and kittens after weaning and when over the age of six weeks. Natur-Vet herbal flea powder can be used directly on dogs and cats over the age of six weeks. The unique combination of natural thyme, lemongrass and rosemary oil repels fleas while deodorizing and absorbing excessive skin oils. Natur-Vet herbal flea powder will leave your pet with a fresh and pleasant fragrance. Natur-Vet herbal flea powder can be used on any type of pet bedding. Great for use on pillows, foam beds, blankets and cat condos. Thyme, lemongrass and rosemary oil helps to repel fleas while providing high-level deodorization leaving your pet's bed with a pleasant fragrance.