Repels flea, tick, and chigger infestations The ingredients that make up 4-thieves vinegar give it numerous anti-parasitic properties, and fight against external parasites in dogs or cats. Soothes insect bites and itching In addition to fighting parasites naturally, it relieves your pet from itching and various bites. Works on cats and dogs. Makes the coat shine and deodorizes The ten plants that make up this mixture restore a natural shine to the coat, deodorize it and make it shine Cleanses the skin For long-haired and long-haired dogs and cats, small white films sometimes appear.