There are a multitude of ways to protect your dog from fleas.In addition to traditional insecticides, natural antiparasitics now occupy an important place.Some are based on essential oils, others of natural pyrethre, and all have the vocation not to kill parasites, but to keep them away.This is called insets.The latter can, in the event of a significant infestation, not be enough.Hence the importance of choosing the well of your dog's anti-flea products, taking into account many different criteria.