We'll do anything to prevent our poor pets from getting fleas. But we shouldn't have to expose them to toxic chemicals to keep the fleas away. The insecticides used in common flea-control products can be poisonous to pets, causing vomiting, permanent nerve damage, and even cancer. (Permethrin ingredients in certain dog products are often fatal to cats, too.) The good news is that you can still prevent fleas while avoiding these harsh chemicals.
Richard H. Pitcairn, DVM, PhD, author of Dr. Pitcairn's Compete Guide to Natural Health for Dogs & Cats, says, "Your important ally in the battle against fleas is cleanliness, both for your pet and for your home, particularly in your pet's sleeping areas." This is critical, since he says regular cleaning interrupts the life cycle of the fleas and greatly cuts down on the number of adult fleas that end up on your pet.
Here are some of Dr. Pitcairn's top tips for keeping your pet safe and naturally flea free: