Zodiac flea collars made it onto the Cancer Prevention Coalition’s “Dirty Dozen” list of most-carcinogenic consumer products.
Zodiac Cat & Dog Flea Collar (Sandoz Agro. Inc).
Labeled Toxic Ingredient
PROPOXUR, Carcinogenic; neurotoxic.
Trader Joe’s Herbal Flea Collar for cats or dogs
In general, all medicated flea collars are toxic. And, they don’t work. Herbal flea collars are safer, but…they don’t work either. In fact, no flea collar works. They’re just a waste of money and a toxic burden to your pet. How to combat the nasty little bloodsuckers, then? It takes a multi-pronged, diligent approach. Battle fronts are on your pet, in your home, and out in the environment (even for indoor pets!). Here’s a comprehensive article on natural flea control that will give you the knowledge and tools you need as flea season gets rolling!