The cause of Plummer-Vinson syndrome is unknown; however, genetic factors and nutritional deficiencies may play a role. Women are at higher risk than men.
Washing Your Dog with Apple Cider Vinegar. 1  1. Make a rinse to improve your dog's skin and coat. 2  2. Clean out your dog's ears using ACV. 3  3. Spray your dog's coat to repel fleas.  4. Bathe in ACV-soap mixture to fight 1  fleas. 5. Use a flea comb to remove the fleas.  6. Rinse your dog.
One of the ways vinegar kills fleas on pets is to add it to their drinking water. Some say that a bit of apple cider vinegar in their water will alter their skin, making it unpalatable (acidic) to the fleas.Pros: There are many fans of this method, who swear that doing this with their dog really helps get rid of fleas.inegar is very acidic and sour, and fleas just hate it. So mostly it just repels them. The theory is that a flea would starve before it would go near a pet who smells like vinegar. So this is how vinegar kills fleas.