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.
1 While they kill all the fleas feeding on your pet, they do not prevent fleas.  Mix vinegar into their water. Don't try this with cats, as their pH is much more sensitive than dogs'. Mix a tablespoon of apple-cider vinegar into the dog's water bowl, or bathe the animal using water and vinegar.