Nix does contain pyrethrins which have been proven to kill fleas, ticks and lice. But if you are trying to rid your dog or cat of fleas Nix seems like a costly choice. ... "Natural Chemistry" available at pet stores is a natural flea killer that is safe enough to be used even on puppies and kittens.

Will lice shampoo kill fleas?

Will lice shampoo kill fleas? While lice and fleas do have some similarities, lice shampoo is not guaranteed to be an effective flea treatment. Flea shampoo is recommended for the best treatment of fleas in hair.

Can fleas live in your bed?

Can Fleas Live in Your Bed? These pests infest multiple areas in homes, especially mattresses, cushions, and carpeting. ... Since immature fleas live and feed off a host in beds and rugs, finding out where the pests are living is crucial to stopping an infestation.